API570EXAM D(

50OPENBOOKQ&A)
1.Whichoftheser
efi
nerypi
pingsy
stemsmaybeexcl
udedf
rom t
hespeci
fi
c
requi
rement
sofAPIstandar
d570?

A)AnNPS4Catal
ystl
ine
B)A¾–inchO.D.t
ubinggasolinesampl
ingli
ne
C)AnNPS3Crudeoil
lineoperati
ngat110°F
D)A1–inchO.
D.tubi
ngf uel
gasl i
ne

Ans:B…570,Para.1.
2.1&3.
1.63NOTE…DEFINITI
ONOFPI PE:Tubi
ng=Pipe,
but
onl
yinpr
essureservi
ce…Gasoli
nesampl
ing=notpressur
ized excl
uded

2.Forapi
peexceedi
ng10inches(250mm)i ndi
amet
er,
aUTmeasurementpoi
nt
(t
estpoi
nt)i
sinanareadef
inedbyacir
clehavi
ngadi
ameternogr
eat
ert
han:

A)1i
nch(25mm) B)2i
nches(
50mm)
C)3i
nches(75mm) D)4i
nches(
100mm)

Answer
:C…API570,
Par
a.3.
1.20…Def
ini
ti
onofExami
nat
ionPoi
nt!

3.AnNPS8pi peoperat
ingatamaxi
mum of675psiand650°F(ASTM A106Gr
.B)wi
ll
usewhatst
ressvaluetodeter
minet
hepi
pe’
smi ni
mum thi
ckness?

A)16.
5ksi
(16,
500psi
) B)17ksi
(17,
000psi
)
C)17.
3ksi
(17,
300psi
) D)20ksi(
20,
000psi
)

Answer
:C…2010ASMEB31.
3A-
1Tabl
es(
Pg153) Usecol
.650°
F=17.
3ksi
!

4.Onagui dedbendtestusedtoqual
if
yaWPS,
cracksoccur
ri
ngont
hecor
neroft
he
testspeci
menar eaccept
able:

A)Undernocircumstances
B)Onl
yiftheyarenotassociat
edwi t
ht hetestweld
C)I
fthereisnoev i
dencetheywereduet oslagincl
usions
D)I
fthetransv
er seopeni
ngisnotlargerthan1/8inch(3mm)

Answer
:D…2010ASMEI
X,QW- 2ndPar
163, a(Pg6) 3mm r
uleappl
iesher
e!

5.Whi choft
heseisnotanacceptabl
etempor
aryr
epai
rpat
chf
oranNPS12car
bon
steelpipewi
thlocal
izedcor
rosi
on?

A)6i
nch(
150mm)ci r
cul
arpat
ch
B)8i
nch(
200mm)ci r
cul
arpat
ch
C)6i
n.x6in.(
150x150mm)squar
epat
chwi
th1i
n.(
25mm)r
adi
uscor
ner
s
D)6i
n.x6in.(
150x150mm)squar
epat
chwi
th2i
n.(
50mm)r
adi
uscor
ner
s

Answer
:B…570,
8.1.
4.1AnnexC,
Figur
eC-
2…½Di
amet
err
ule…A/
C/D=OK
 API570EXAM D(
50OPENBOOKQ&A)
6.Apipi
ngsyst
em hasadesignpressur
e/ t
empof500psi
gat900°
F.Whatisthe
mini
mum acceptabl
efl
angeclassift
heflangemat
eri
ali
sASTM A-
182Gr.F22?
A)Cl
ass300 B)Cl
ass400
C)Cl
ass600 D)Cl
ass900

Ans:B…2009ASMEB16.5Table1AMat
’lGr
p1.10onpg4Table2-
1.9(
pg118)Use
psit
abl
es(notbar
) Cl
ass300=Onl
ygoodfor450 Cl
ass400=OKto600

7.Themaximum depthofunder
cutf
oragi
rt
hwel
dinnor
malf
lui
dser
vicehav
inga
thi
cknessof0.
50inches(13mm)is:
A)Novi
sibl
eunder
cut B)1/
64i
nch(
0.4mm)
C)1/
32inch(1mm) D)1/
16i
nch(
1.5mm)

Answer
:C…2010ASMEB31.
3Tabl
e341.
3.2(
Nor
malFl
uidSer
vice=H=≤1mm)

8.Themaxi
mum sur
facet
emper
atur
efordr
ymagnet
icpar
ti
clet
est
ingofwel
dsi
s:
A)Setbyexami
nati
onmedium manuf
act
urer
B)Li
mitedbymagneti
cpar
ticl
eper
meabi
li
ty
C)250°F
D)600°F

Answer
:A…2010ASMEV,
Art
icl
e7,
MT,
T-731.
cforTemper
atur
eLi
mit
ati
ons

9.I
nev
aluat
ingat
hinnedar
eaofpi
ping,
theal
lowabl
est
ressshal
lnotbegr
eat
ert
han:
A)½oftheSMYS B)2/3oftheSMYS
C)90%oftheSMYS D)75%oftheult
imatet
ensi
l
est
rengt
h

Ans:C…570,
Par
a.5.
8Caut
ionNot
e…Knowt
he90%SMYSr
ule!

10.Whichoft heseMAWPv aluesi

scorrectforapipi
ngsystem desi
gnedat380psi
g
at700°
F, hav
ingA53Gr .Bseamlesspipe,l
atestUT=0.28inches,obser
vedcor
rosi
on
rat
e=0. 005inchesperyear
,andthenextinspect
ionisi
n4y ears?

APIl
eftoutdi
amet
eront
hist
estquest
ion…Assumean18NPSpi
pingsy
stem

A)337psi
g B)380psi
g
C)396psi
g D)446psi
g

Answer
:D…570, Table4MAWPCal c=MAWP=2SEt÷D…Not eD=notgiven!S=
16.
7KSI(B31.3A-1Tabl
es)
,E=1.0SeamlessPi
pe(A-
1BTables),D=18.0Step#1:
Sol
vet…. 280i
n.minustwi
ceECL(ECL=.020)=.
280-.040=.240in.St
ep#2…Mat h
…2x16, 700x.240÷18=33,400x.240÷18=8,016÷18=445. 33
API570EXAM D(
50OPENBOOKQ&A)
11.Whichoft heseMAWPv aluesi
scorrectforapipi
ngsystem NPS10, ASTM A106
Gr.BSeaml esspipe,
designedat300°F,lat
estUT=0. 30inches,
observedcorr
osion
rat
e=0. 020inchesperyear,andthenextinspect
ionistobein5y ear
s?

A)372psi
g B)744psi
g
C)396psi
g D)Noneofthesei
scor
rect

Answer :A…API570, Tabl

e4=MAWP=2SEt÷D, S=20KSI(B31.
3A- 1Tabl
es),E=
1.0Seaml essPipe(A-1BTabl es)
,D=10.750…Step#1…Sol vet….300in.minus
twicetheEstimatedCor r
osionLoss(ECL=.100)=.300-.
200=.100inchesFormula:2
x20,000x. 100÷10. 75=40, 000x.100÷10.75=4,000÷10.
75=372psi

12.Tov eri
fyconti
nuouscorrosi
oncontr
olofpoorlycoatedpipe(
CPprotect
ion
potent
ialsareinconsi
stent
),cl
ose-
int
erv
alpotent
ialsurv
ey smaybeconducted:

A)Ev
ery12months B)Ev
ery2y
ears
C)Ev
ery3year
s D)Ever
y5year
s

Answer
:D…API570,
Par
a.9.
3.2…5y
earr
ule(
Close-
int
erv
alPot
ent
ialsur
vey
s)

13.Thr
eadedcarbonsteelpi
pinginanNPS1.
5pi
pingsy
stem i
sbei
ngr
epl
aced.What
i
sthemi ni
mum pipeschedul
et obeused?

A)Schedul
e20 B)Schedul
e40
C)Schedul
e80 D)Schedul
e160

Answer
:C…ASMEB31.
3,Tabl
e314.
2.1 Nor
malFl
uidSer
viceCS(
Not
e3*
)

14.Thedensi
tyofst
epwedgecompar
isonfi
lm anddensi
tomet
ercal
ibr
ati
onsshal
lbe
ver
ifi
edbyusi
ngcali
brat
edst
epwedgefil
mtraceabl
eto:

A)AnASMEVStandar
dcerti
fi
edf
il
m B)AnASMEcal i
brat
edstepwedge
C)AnASNTcer
ti
fi
edprocedur
e D)Nat
ional
standard(st
eptabl
et)

Answer
:D…ASMEV,
Art
.2,
T-262.
1.a Densi
tomet
er/
StepWedgeComp.Fi
lm

15.Whichinspect
ionmethodi
ssuit
abl
eforlocat
ingcorr
osi
oncel
ls,
galv
ani
canodes,
str
aycurrent
s,coati
ngpr
oblems,
under
groundcontacts,
andar
easoflowpi
pe-
to-
soil
potent
ial
?

A)Soi
lresi
sti
vi
tytest
ing B)Cl
oseint
erval
pot
enti
alsurvey
s
C)Par
ti
cleexaminati
on D)Hol
idaypi
pecoat
ingsurvey

Answer
:B…(
API570,
Par
a.9.
3.2t
opi
c) SeeAPI574,
Par
a.10.
10.
1. 1stPar
2, a.
 API570EXAM D(
50OPENBOOKQ&A)
16.Whenrevi
ewi
ngagr
oupofr
adi
ogr
aphs,
alloft
hef
oll
owi
ngi
nfor
mat
ionmustbe
avai
labl
eEXCEPT:
A)Mi
nimum sour
ce-
to-
fi
lm di
stance B)Geometri
cunsharpness
C)Mat
eri
alt
ype D)Exposur
etechni
que
Answer
:B…ASMEV,
Art
.2,
T-290/
291.
f/g/
k/l SeeAPI577,
App.E,
RTRepor
ts

17.Whi
choft
hesemaybeassumedf
orMAWPcal
cul
ati
ons(
unknownmat
eri
als)
?
A)Lowestgr
ademater
ial B)Av
eragegr
ademat
eri
al
C)Carbonst
eel
materi
al D)Hi
ghestgr
ademat
eri
al
nd
Answer
:A…(
API570,
Par
a.7.
2,2 Par
a)

18.Apipingsy
stem madeofmi xedgradesofpiping,
includingA-53CSwithsi
li
con
kil
ledel
bowsandf i
tt
ings,hasr
ecentl
ybeenreratedfrom 400° F(
204°C)t
o500°F
(260°C)
.Theprocessflui
dcont
ains0.52%weightsulfur.Inspect
orshoul
d:
A)Cont i
nuemonitori
ngthesystem usi
ngexisti
ngCMLSi
ftheyhav
enev
ershownmor
e
than.002inch(.
05mm)pery earcorr
osi
onr at
es
B)Notbeconcer nedwiththe100°F(55°C)change
C)IncreasethenumberofCMLsont hesystem
D)RelocatetheCMLst othefit
ti
ngs
Ans:C…API5705. 6.
3( MoreCMLsNot ec)&574, Par.7.4.
6.2.j/
specialnote
Localizedspeci f
iccorrosi
on450° FAPI571,Para.4.4.2.
3.c(McConomyCur v es/
Cr i
t.
FactorsSul fi
dati
on)Not e:bestistoi
ncreasethenumberofCMLs&f ocusonnon-
sil
icon-kil
led(lowsili
con)pipingbecausethesil
icon-ki
ll
edfit
tingswil
llastlongerthan
thenon- si
liconekil
ledpipe!

19.Whatist
hemi ni
mum requir
edt hi
ckness(incl
udi
ngcorrosi
onal
lowance)foran
NPS4pipingsyst
em (API5LGr.A25ERW)t hatoper
atesat525psiat400°F,
andhas
acorr
osional
lowanceof0.062inches?
A)0.
107i
nches
B)0.
098i
nches
C)0.
169i
nches
D)0.
160i
nches

Ans:D…API574,
Par
.11.
1.2/
3/4 Bar
lowcal
c=t=PD÷2SE AddCAl
ast

S=14.
2KSI(B31.3A-1Table),
E=0. 85ERW Pi
pe( A-
1BTable)
,D=4.500(API574)
Sol
vet=525x4. 5÷2( 14,
200)(0.
85)=2362.5÷28,400(
0.85)or24,140=0.098i
n.
Sol
uti
onmustincludecorr
osi
onallowanceasrequest
ed0.
098+0. 062=0.160in

I
MPORTANTTONOTE&UNDERSTANDTHI
S!!
!

I
fthequest
ionst
ated(
excl
usi
veofcor
rosi
onal
l
owance)
,then“
B”i
sthencor
rect
 API570EXAM D(
50OPENBOOKQ&A)
20.Aburiedpipingsyst
em f or100psigservi
ceishy dr
ostati
call
ytestedat125psigf or
8hours.After4hours,thepr essur
edropped5psi g,
andt hesystem wasrepressur
ized
backt
o125psi g.Duri
ngt her emai
ning4hours,thepressuredropwasnot edagainto
beby5psi g.Accordi
ngt oAPI570, thei
nspectorshould:
A)Acceptthet estassuccessf
ul
B)Visual
lyinspectthepipi
ngandfindthel
eak
C)Repeatthet estandconductfur
theri
nspecti
on
D)Excavatethepi pi
ngandconductanexternalvi
sual
inspect
ion

Answer
:A…API570,
Par
.9.
3.7 I
FMORETHAN5%DROP,
Dist
hencor
rect

21.Apipi
ngsystem i
sdesignedf
or300psi
gat700°F.Theal l
owabl
estr
essval
ueat
testt
emperat
ureis20ksi.Theal
lowabl
est
ressatdesigntemperat
urei
s15ksi
.Which
ofthefol
l
owingpressur
esistobeusedinapneumatictest?

A)440psi
g B)450psi
g C)562psi
g D)Noneoft
hese

Answer:D…API570,Para.5.8.
2 B31.
3,Sect
.345.
5.4 300x1.1=330psi
gAPI
devi
lsaret
ryi
ngtobit
eyourassandgetyoutousetempcorrect
ionf
ormul
ain
345.
4.2.b Thi
sisusedwithafact
orof1.
5 ONLYFORHYDROTESTS…

22.Whati
smaxi
mum Br
innel
lhar
dnessnumberal
lowedf
orwel
dingP-
No6mat
l?

A)BHN200 B)BHN225 C)BHN241 D)Noneoft

hese

Answer
:C…API570,
Par
.8.
2.3.
3 ASMEB31.
3,Tabl
e331.
1.1 P-
No6Col
umn

23.I
ngeneral
,thecor
rosionresi
stanceofi
ronandni
ckelal
loy
sinsul
fi
dat
ion
atmospher
esisdependentuponthecontentof
:

A)Mol
ybdenum B)Chr
omi
um C)Ni
ckel D)Ni
obi
um ort
it
ani
um

Answer
:B…API571,
Par
.4.
4.2.
3.e McConomyCur
ves Chr
omi
um cont
ent

24.Reheati
ngofahar denedmater
ialt
oat
emper
atur
ebel
owt
het
ransf
ormat
ionr
ange
toimprovetoughnessisknownas:

A)St
ress-
rel
i
evi
ng B)Temper
ing C)Anneal
i
ng D)Nor
mal
i
zing

Ans:B…ASMEB31.
3,Sect
.300.
2Def
ini
ti
onsf
orHeatTr
eat
ment Temper
ing

25.Whichofthef
oll
owingi
sthest
andar
dhei
ghtoft
her
aisedf
acepor
ti
onofaCl
ass
400rai
sedfacefl
ange?

A).
060i
n(2mm) B).
100(
2.5mm) C).
125(
3mm) D).
250(
7mm)
Ans:D…ASMEB16.
5,Sect
.6.
4.1 Cl
ass150&300=2mm,
Class400+=7mm
 API570EXAM D(
50OPENBOOKQ&A)
26.Whi
choft
hef
oll
owi
ngf
act
orsdoesNOTcont
ri
but
etogal
vani
ccor
rosi
on?
A)Servi
cetempbetween212° F–250°
F(100°
C–121°
C)
B)Presenceofanel
ectrol
yte
C)Ananodeandacat hode
D)Anelectr
ical
connect
ion

Answer
:A…API571,
Par
.4.
3.1.
3.a.
1/2/
3…easy…A=cr
it
icalf
act
orf
orCUI

27.Themostext
ensi
vel
yusedNDEmet
hodf
orwel
dsi
s:
A)Penet
rantTest
ing B)Vi
sualt
est
ing
C)Radi
ographi
ctest
ing D)Magnet
icPar
ticl
eTest
ing

Answer
:B…API577,
Par
.9.
3. 1stSent
1, ence…easy…Al
lwel
dsmusthav
eVT

28.Ther
ateofcor
rosi
onunderi
nsul
ati
onwi
llusual
lynotbei
ncr
easedbyi
nsul
ati
on
syst
emsthat
:
A)Contai
nchl
ori
desal
ts B)Donotut
il
izev
aporbar
ri
ers
C)Wickmoist
ure D)Ar
emadeofclosed-
cel
lfoam gl
ass

Answer:D…API571,
Par.4.
3.3.7.c…easy…A/ B/Ccausei
ncr
easedcor
rosi
onNot
e:
Theter
m“ wi
cki
ng”=hol
dsmoi sture Cr
it
icalFact
or“e”4.
3.3.
3.e

29.Whencracki
ngissuspect
edandaninter
nalv
isuali
nspect
ionrev
eal
sno
i
ndicat
ionsofcr
acks,whi
choftheset
esti
ngmethodsisNOTr ecommendedbyAPI
574asaspotcheck?
A)Penet
rantTest
ing B)Vi
sualt
est
ing
C)Radi
ographi
ctest
ing D)Magnet
icPar
ticl
eTest
ing

Answer
:C…API574,
Par
.10.
3.2.
2…RTi
sunr
eli
abl
eforenv
ironment
alcr
acki
ng

30.Pl
atemat
eri
alcanbeusedf
orwhi
choft
hef
oll
owi
ngt
ypesoff
langes?
A)Cl
ass150f l
anges B)Threadedf
langes
C)Bl
i
ndflanges D)Class150&300uptoNPS½

Ans:C…ASMEB16.
5,Sect5.
1,1stSent…Onl
ybl
indf
lgs&nohubr
educi
ngf
lgs

31.Aninspect
ionrevealsthatar
epairedNPS4seaml esspipe,A-53Gr
.B,hasa
thi
cknessof0.180inches.Ift
heserv
iceis1000psi
gat500° F,whatistheact
ual
remaini
ngcorr
osionallowanceconsideri
ngonl
yint
ernalpressure?
A)0.
043i
nches B)0.
064i
nches C)0.
070i
nches D)0.
116i
nches

Answer
:B…Barlowcalc,
ASMEB31. 3TableA-1(
S=19ksi
),Tabl
eA-1B(
E=1.
0),PD=
1,
000x4.500=4,500÷38,000(
2SE=2x19000x1)
=.118….
180-.118=0.
062i
n.
 API570EXAM D(
50OPENBOOKQ&A)
32.Whenunexpectedmov ementoft
hepi
pingsy
stem i
sobser
ved,
whatshoul
dthe
i
nspect
ordotoev aluat
etheprobl
em?

A)Di
scusst heobservationswit
ht hepipi
ngengi
neer
B)I
ncreasethefrequencyoft heinspecti
on
C)Checkthepipingstressanalysis
D)Developandinspectionplan

3rdPar
Ans:A…570, a.i
n7.
5 Andev
aluat
etheneedf
orpi
pingst
ressanal
ysi
s

33.AnASTM A-
106Gr.BNPS10pi pe(wal
lthicknessof1.
125i
nchesor28.
6mm)
musthaveasect
ionr
eplaced.Whatpr
eheatisrecommended?
A)None B)50°F(10°C)
C)175°
F(79°
C) D)200°F(93°C)

Answer
:C…B31.
3Tabl
e330.
1.1,
PreheatTabl
eNot
e1(
UseQW-
422f
orP-
No)

34.Whi
choft
hesei
sapr
edomi
nantf
act
ori
nmechani
calf
ati
guecr
acki
ng?
A)Oper
ati
ngequippastr
emai
ningl
i
fe B)Low-st
ressstampi
ng
C)I
mpacttoughness D)Surf
acenotches

Answer
:D…API571,
Par
.4.
2.16.
3.a.
1…Al
soknowgooddesi
gnpr
event
sMF

35.Toinspectf
orCUI
,aninsul
atedstai
nlesssteelCl
ass1syst
em operat
ingat450°
F
requi
reswhat%offol
low-
upexami nati
onatareasofdamagedinsul
ati
on?
A)100% B)75% C)25% D)0%

Answer
:B…API570, Tabl
e3&API574,Para.7.
4.4.
1.h…Tri
ckybecause450°Ft
emp
i
sabovethesuscept
ibl
eli
mit…Damaged%i ssepar
atefr
om suscept
ibl
erange%in
Tabl
e3…Damageal lowsunwant
edmoist
urein…Use75%@ Cl ass1

36.Whati
smaximum permissi
bleheightofweldreinf
orcementforagi
rt
hweldi
n
NormalFl
uidser
vicef
orpi
pinghavingawal lt
hicknessof3/8inch(10mm)?
A)1/
16i
n(1.
5mm) B)1/
8in(3mm)
C)5/
32i
n(4mm) D)3/
16in(5mm)

Answer
:B…B31.
3Tabl
e341.
3.2,
Nor
malFl
uidser
viceCol
,Not
eL Pg74/
75

37.Chl
ori
deSCCof300Ser
iesSSgener
all
yoccur
sabov
eamet
alt
emper
atur
eof
:
A)100°
F(38°
C) B)140°
F(60°C)
D)180°
F(82°
C) D)212°
F(100°C)

Answer
:B…API571,
Par
.4.
5.1.
3.g&API574al
sof
orCUIt
empf
orSS&SCC
 API570EXAM D(
50OPENBOOKQ&A)
38.I
nser
trepai
rpat
chesmaybeofanyshapebutmust
:

A)Haveatesthole
B)Haveroundedcorners
C)Bedoublethepipethi
ckness
D)Be1.5ti
mest heminimum str
essofor
igi
nal
mat
eri
al

Answer
:B…API570,
Par
a.8.
1.4.
2.c…25mm mi
nimum r
adi
usal
sor
equi
red!

39.Forpipi
ngsystemswher eserv
icecondi
ti
onshav
ebeenchanged,
ifdat
af ort
he
sameorsi mil
arserv
icei
snotav ai
labl
e,acor
rosi
onrat
eisest
imat
edfrom t
he
experi
enceoftheowner/operat
ororfrom:
A)Publ
isheddataonpipi
ngsy st
emsincompar abl
eser
vice
B)Thehighestknowncorrosi
onrat
eintheunit
C)Adefaultcor
rosi
onrateof10milsperyear
D)Worstcaseindust
rydata

Answer
:A…API570,
Par
a.7.
1.2.
b…

40.Awel
dingdi
scont
inui
tyi
s:

A)Condit
ionofbeingi
mper fect/
departur
eofquali
tychar
acter
isti
cfrom i
tsi
ntended
cond
B)Animperfect
ionorunintenti
onalnonconfor
mancethatisdetect
ablebyNDE
C)Alackofcohesion;
ani nter
rupti
oninthenormalphysi
calstr
uctur
e
D)Theresponseorevidencefrom theappli
cati
onofNDE

Answer:C…API577,Tabl
e8,Page56,Def
ini
ti
onA-
2…Ver
yhar
dtof
ind…Makenot
es
i
ndefini
ti
onst
olookhere Besmart!
!!
!

41.Whatisthenominalpl
atethi
cknessr
equir
edf
orapermanentbl
ankmadef r
om A-
36plat
e( E=1.
0)forafl
angeconnecti
onwit
hadesignpr
essur
eof300psigat400°
F
wit
ha0. 125inchtot
alcor
rosi
onall
owanceandgasketI
Dof12.5i
nches?

A)0.
625i
nches B)0.
750i
nches
C)0.
875i
nches D)1.
000i
nches

Answer:C…B31. 3Sect.304.5.
3(Formula15) easydgi sgivenat12.5inches
tm =dgXsquar er ootof(3P÷16SE)+CA…3P=900, 16SE=( 16x19. 3ksix1)
tm =12.5Xsquar erootof( 900÷308800or0.0029145)=( 12.
5x0. 0540)+0. 125
tm =.675inches…Nev ereverfor
getthecor
rosional
lowancelast+0. 125=. 800
Solut
ion:Sinceanswer=0. 800inches,nomi
nalplat
ethicknessforuse=. 875!
SMARTTI P:THEREI SNO. 800INCHTHI CKCOMMERCI ALLYAVAI LABLEPLATE
EVENI FCALCSHADBEEN. 770INCHES STI LLGOTO. 875FORANSWER
 API570EXAM D(
50OPENBOOKQ&A)
42.AnNPS12car bonsteelstandar
dpipeinClass2servi
ce,desi
gnedt ooperateat
450psigand500°F(260°C)withanall
owablestressof20ksi,
hasat hicknessat
i
nspectionof0.
280inches(7.1mm) .Whatist
hemaxi mum int
ervalforthenext
thi
cknessmeasurementinspecti
on(assumenoRBI ,E=1.
0,Corr
.rate=25MPY) ?

A)2.
7year
s B)5years
C)5.
5year
s D)10years

Ans:A…570Par
.6.
3.3 UTThi
cknessmeasi
nter
val=Lesserof10y
rsor½RL

trequi
red=PD÷2SE:450x12.75÷2( 20,
000)(
1)=5,738÷40,000=0.143i
nches
RL=0. 280in.(
tact
ual
)–0.
143inches=0.137i
nches÷0.025(
25MPY)=5. 48yrs
Uselesserof½RL( ½RL=2.
74y r
s)orTable2v
alue10years(
Class2)=2.7yr
s

43.Thesi
zeoft
hef
il
letwel
dref
erst
othedi
mensi
onoft
hewel
ds:

A)Thr
oat B)Leg
C)Rei
nfor
cement D)Toe

Answer
:B…ASMEB31.
3,Def
ini
ti
onof“
sizeofwel
d” Fi
ll
etwel
d=Legl
engt
hs

44.Subjecttospeci
fi
capprovaloftheinspector
,weldi
ngprocedur
esquali
fi
edby
other
smaybeused, prov
idedthatallofsever
alcondit
ionsar
emet .Oneofthese
condi
tionsisthat
:

A)Basemat ’
lP-
No.is1,3,4(Gr#1wi t
hmax1. 25%Cr
),or8,(
impactt
est
srequi
red)
B)Materi
altobeweldedisnotmorethan1inchthi
ckandrequir
esPWHT
C)Employerhasmadeonl ysl
i
ghtchangestotheWPS
D)Employerhasnotmadeanychangesi nt
heWPS

Ans:D…ASMEB31.
3,Sect
.328.
2.2.
a.2 WPSQual
sbyOt
her
sI
temsAt
hruI

45.Duringi
nspect
ionforCUI,aninsul
atedaust
eni
ti
cSS,Cl
ass1pipi
ngsyst
em
operat
ingat300°F(150°C)wouldrequi
rewhatper
cent
ageoffol
low-
upexamsat
areasofdamagedinsulati
on?

A)0% B)25%
C)50% D)75%

Ans:D…API570,
Par
a.6.
4&Tabl
e3 DamagedCol
umn=75%f
orCl
ass1
 API570EXAM D,
PART1,
50OPENBOOKQ&A
46.ThenumberofTMLsr equi
redonhi
gh-
temperat
urelow-vel
oci
tyhy
drocar
bonl
ines
contai
ningsul
furcor
rosi
vesar
eoftenf
ewerthanonothercorr
osi
vesyst
emsbecause
thesul
furli
nes:

A)Corrodeassuchaf astratethattheyareconsi
der edconsumableandr
epl
acedon
pr
edeterminedti
meschedul es
B)Exhi
bitveryuni
form corr
osionindependentoflocati
oninthesystem
C)Areconstruct
edofhi gh-
all
oymat eri
alsunli
kel
ytocor r
ode
D)Arenotconsideredtobeapot entialenv
ironmentalri
sk

Answer
:B…API570,
Par
a.5.
6. 2ndPar
3, a Uni
for
m Cor
rosi
onPhenomenon

47.Whi
chdi
scont
inui
tyi
snor
mal
lyf
oundatt
hewel
dtoeorr
ootsur
face?

A)Underf
il
l B)Concav
ity
C)Overl
ap D)I
ncompletef
usi
on

Answer
:C…API577,
Tabl
e2(
Pg22)
,It
em #7…Ov
erl
ap=WI=wel
dtoeorr
oot

Qs48–52r
efert
oWPS/
PQREM-
2-1onf
oll
owi
ng4pages

48.Dot
ensi
let
estr
esul
tsshownonPQREM2-
1meett
her
equi
rement
sforWPS?

A)Yes
B)No,speci
men1doesnotmeetrequi
rements
C)No,speci
mens1&3donotmeetr equir
ements
D)No,becausemul
ti
plespeci
menscannotbeused

Answer :B…ASMEI X,Tabl

eQW- 451.
1&QW- 150( 151/ 152/153)&QW-422Tables
Not e:Specimensare½size(reducedtfrom 1.
25i n),need4not2perTable451. 1
Not e:Tensil
e=55,000perQW- 422Tables…speci menbr eaki
ngint
heweldmet ali
s
OKat55, 000…speci menbreakinginbasemet al=Okat55, 000x95%(5%rule)and
55,000x0. 95=52,250,sospecimen#3i sOKbr eakingat53,000…Specimen#1t hat
brokei ntheweldmetalat53,
350mustber ej
ectedf orbeingunder55,
000.

49.Bendt
estr
esul
tsshownonPQREM2-
1ar
e:

A)Acceptable
B)Unacceptable,
wrongtypeofbendspecimenwasused
C)Unacceptable,
becausemulti
plespeci
mensarerequi
red
D)Unacceptable,
becauseofaninsuff
ici
entnumberofbendspeci
mens

Answer
:B…ASMEI
X,Tabl
eQW-
451.
1&QW-
160 FourSI
DEbendsr
equi
red
 API570EXAM D,
Par
t1(
50OPENBOOKQ&A)
50.DoestheWPSshowthemaxi
mum basemet
alt
hicknessr
anget
hatcoul
dbe
qual
if
iedbythePQREM2-1?

A)Yes
B)No,i
tshoul
dbe3/
16i
ncht
o1.
25i
nches
C)No,i
tshoul
dbe3/
16i
ncht
o2.
50i
nches
D)No,i
tshoul
dbe3/
16i
ncht
o8.
00i
nches

Answer
:C…ASMEI
X,Tabl
eQW-
451.
1 Bi
gTcol
umnf
orWPSqual
if
iedr
ange

ENDOFAPIHOTDOG(
OPENBOOK50Q&A)

2BonusQs KNOW GTAW RULESALSO

(
Know10SMAW Essent
ialVar
iabl
esQW-
253)
51.Doest
hePQRpr
oper
lyqual
if
ytheWPSr
egar
dingPWHTr
equi
rement
s?

A)Yes
B)Yes,butonl
ybecauset
hethi
cknessrangecoverstheenti
reWPSrange
C)No,becausethePQRdoesnotshowev i
dencethatPWHTwasper for
med
D)No,becausethePQRdoesnotcoverthel
owertransfor
mat i
ont
emperat
urer
ange

Answer
:C…ASMEI
X,Tabl
eQW-
253Tabl
e(SMAW)&QW-
407.
1 PWHTr
ules

52.Doest
hePQRpr
oper
lyqual
if
ytheWPSr
egar
dingPr
eheatr
equi
rement
s?

A)Yes,thepreheatont hePQRcov ersall

ASMEI XrulesforWPSappl i
cati
on
B)Yes,butonlybecauset hei
nter
passt emperaturerangei srequi
redf
orP-No1
C)No,becausePQRpr eheatt
empswer eperfor
medout si
deofessentialv
ari
ablel
i
mits
D)Neit
hernoory esbecauset her
ei ssti
llanoutstandingissuetoberesol
vedinwri
ti
ng

Answer
:A…ASMEI
X,Tabl
eQW-
253Tabl
e(SMAW)&QW-
406.
1 Pr
eheatr
ules

SeeWPS&PQR-
EM2-
1Next4pages(
Qs48–52)
 API570EXAM D,
PART2,
100CLOSEDBOOK
Q&A
1.Tempor
arypi
pingr
epai
rsmayremai
nforani
ndef
ini
teper
iodoft
imei
ftheyar
e
approv
edanddocument
edbythe:

A)Author
izedPipi
ngInspect
or
B)ManagerofMaintenance
C)Operat
ionsManager
D)Pi
pingEngineer

Answer
:D…API570,
Par
a.8.
1.4.
1,l
astsent
encei
nPar
agr
aph,
API570Pg52!

2.Whichofthefol
lowi
ngi
sNOTar
equi
redmar
kingonanASMEB16.
5fl
angeor
fl
angedfi
tt
ing?

A)Temperatur
erange B)Pr
essureclassrat
ing
C)Mater
ialspeci
fi
cat
ion D)Manufact
urer’
snameormar
king

Answer
:A…ASMEB16.
5,Par
a.4.
2.1,
4.2.
2.a/
b/c,
4.2.
3,and4.
2.5=NotReq’
d

3.Welder
swhoqual
if
ywi
thonef
il
lermet
alar
equal
if
iedt
owel
dwi
thanyf
il
lermet
al
havi
ngthesame:

A)F–number B)P–number
C)A–number D)A–number&P–number

Answer
:A…API577,
Par
a.7.
3,2ndPar
a. ASMEI
X,Tabl
eQW-
432(
F-Nos)

4.Af
il
let
-wel
dedext
ernalpat
chi
nst
all
edov
erapi
pingsy
stem def
ect
:

A)I
sconsideredapermanentrepai
r B)Mustbedesi
gnedbyapi pi
ngengineer
C)Doesnotrequi
reroundedcorner
s D)I
sdesignedwi
thoutusi
ngjointef
fi
ciency

Answer
:B…API570,
Par
a.8.
1.4.
1,Fi
rstsent
ence…A/
C/Dar
efal
sest
atement
s

5.Whi
choft
hef
oll
owi
ngmustbei
ncl
udedi
nthePQR?

A)Cer
ti
fi
cati
onsignat
ureanddat
e B)El
ectr
odetr
adename
C)Cur
rentr
evisi
onanddate D)Basemetal
thi
cknessr
ange

Answer
:A…API577,Para.6.
4. v…Al
2. sostatedinBodyofKnowledgePart2Note:
I
temsB/C/
DarefoundinaWPSandmustbeapar toft
heWPS 6. 4.1.
e/j
/r
HIGHLI
GHTPar
a.6.4.
1&6. 4.
2andexpectclosedbookquest
ionssuchasthese!
 API570EXAM D,
PART2,
100CLOSEDBOOK
Q&A
6.Whent heMAWPisrecal
cul
atedf
ort
hecont
inueduseofapi
pingsy
stem,
thewal
l
thi
cknesstobeusedi
sthe:

A)Actualt
hickness
B)Actualt
hicknessmi
nust
heestimatedcorr
osionlossbeforethenextinspect
ion
C)Actualt
hicknessmi
nust
hediscoveredcor
rosionlosssincetheprevi
ousinspect
ion
D)Actualt
hicknessmi
nus2ti
mest heesti
matedcor r
osionlossbeforeanext
i
nspecti
on

Answer
:D…API570,
Par
a.7.
2…MAWPcal
cul
ati
onr
ulesf
ort SeeTabl
e4

7.TMLreadi
ngsonapipi
ngsystem i
ndi
cat
ethatacor
rosi
onr
atehasi
ncr
eased.The
I
nspect
or’
smostappr
opriat
eresponsei
sto:

A)Recal
culat
etheinspecti
oninter
valoft
hesystem
B)Recal
culat
ethepipi
ngcircuitav
eragecor
rosi
onrate
C)Schedul
ethenextinspecti
onwithi
nsixmonths(ver
ysoon)
D)Reportt
hischangeinconditi
ontotheMaint
enanceSuper
visor

Answer
:A…API570,Par
a.7.
1.1,LastPar
a. LT&STcorr
osi
onratesshoul
dbe
compar
edt
oseewhichresul
tsinshort
estRLaspar
toft
hedataassessment
!

8.Thest
ruct
ureofadeposi
tedwel
disaki
n(si
mil
arorhasmuchi
ncommon)t
o:

A)Hot-
for
medmet
al B)For
ging
C)Cast
ing D)Heat-
tr
eat
edmet
al

Answer
:C…API577,
Sect
.10.
2,Par
a.3 Thest
ruct
ureofmet
als

9.Whenpri
ori
ti
zingpi
pingsy
stemsf
orPMIt
est
ing,
whi
choft
hesei
sthemost
i
mportant
?

A)Li
keli
hoodofmateri
almix-upduri
ngconst
ruct
ion
B)CostofthePMItest
ingprogram
C)Accessi
bil
it
yofpipi
ngsegments
D)Processuni
tdownti
meschedul e

Answer
:A…API578,
Sect
.4.
3.3,
Item a…a/
b/c/
d Hi
ghl
ightAPI578sect
ion

10.Accor
dingt
oAPI570,
owner
/usershal
lmai
ntai
npi
pingr
ecor
dst
hatar
e:

A)Consi
stent B)Tempor
ary
C)Cl
earandconci
se D)Per
manentandpr
ogr
essi
ve
Answer
:D…API570,
7.6.
1

API570EXAM D,
PART2,
100CLOSEDBOOKQ&A
11.Api
pingsy
stem i
nst
all
edi
nJanuar
y1993(
ini
ti
alt
hickness0.
320i
n.)
I
nJanuary2004,at hi
cknessof0. 200in.wasr ecor
dedjustpr i
ortoachangeofservi
ceint
he
pi
pingsyst
em asr epor
tedtotheCor r
osionSpecial
istbytheInspector
,whowast ol
dtoexpect
asigni
fi
cantdecreaseinthecor r
osionrate.ThenextthicknessinJanuary2009measur
ed
0.
180inches.Whatcorrosionrateshallbeusedf orthi
sl i
neand,giv
ent hi
sinf
ormati
on,
the
Ret
irementthi
cknessof0.150i ncheswillbereachedon:
A)Cor
rosi
onr
ateal
most9MPY&r et
ir
ementthi
cknesswil
lbereachedbyJan2012
B)Cor
rosi
onr
ateal
most9MPY&r et
ir
ementthi
cknesswil
lbereachedbyJan2013
C)Cor
rosi
onr
ateof4MPY&ret
ir
ementthi
cknesswill
bereachedbyJuly2015
D)Cor
rosi
onr
ateof4MPY&ret
ir
ementthi
cknesswillber
eachedbyJuly2016
Answer
:D…API570,
Par
a.7.
1.1.
1(LastPar
a)&Cor
rRat
e(ST&LT)&RLCal
cs
Sol
uti
on:Theaut
hor
izedi
nspect
or,
inconsul
tat
ionwi
thacor
rosi
onspeci
ali
st,
shal
lsel
ectt
he
cor
rosi
onrat
ethatbestr
efl
ect
st hecur
rentpr
ocess(l
astparagraphofSect
ion7.1.
1)…I
nthi
scase,
the
STcorr
osi
onrateshoul
dbeselectedwhich=4milsperyear(7.
5y ear
sofRLexist)
LT=.32-.18=.14losti
n16y rs,so.14(140mil
s)÷16=. 00875(8.
75mi ls/
year
)
ST=. 20-.18=.
02losti
n5y rs,so.02(20mil
s)÷5=. 004(4.0mil
s/year)
RL=. 18-.
15=.03(30mi l
sremai ni
ngli
fe)÷.
004(4.
0mi l
s/year
)=7.5y ears
January2009+7.5year
s=Jul y2016=AnswerD
12.Towhi
choft
hef
oll
owi
ngf
lui
dser
vicesdoesAPI570speci
fi
cal
lyappl
y?
A)CategoryDf l
uidservi
cesasdefi
nedinASMEB31.3
B)Raw, i
nter
medi at
e,andfini
shedpet
rol
eum pr
oduct
s
C)Hydrocarbonsandut i
li
tyst
reams
D)Steam andsteam condensate
Answer
:B…API570,
Par
a.1.
2.1&1.
2.1.
a
13.ACSpi
pingci
rcui
tincaust
ict
hatwasor
igi
nal
lyst
ress-
rel
iev
ed:
A)Shoul
dbeexaminedatt wi
cet hei
nterv
al ofnon-str
ess-rel
i
ev edsy
stems
B)Shoul
dbecheckedforcracki
ngwi t
hmagnet i
c-part
icl
etest i
ng
C)Requi
resBr
innel
lHardnesstestatthe1stinspecti
oninterval
D)Shoul
dneverbehammert ested
Answer
:A…API574,Par
a.10.
6 hammert
est=out
dat
edQf
rom ear
li
er574edi
ti
ons
=gener
alknowl
edge
14.Whenaburi
edpipeisfoundtohavesat
isf
actor
ymonit
ori
ngofthecat
hodi
c
prot
ect
ionsy
stem,excavat
ionofthepi
peatthesurf
acei
nter
facei
srequi
redI
F:
A)Caulkingorsealatthei
nter
facehasdeter
ior
ated
B)Pi
pinghasbeeni nservi
cefor10years
C)Coatingorwrappingisdamaged
D)Caulkinghashardened
Answer
:C…API570,
Tabl
e2Not
eB&API574,
Par
.7.
4.5 2Rul
es… CP
RULE=Ift
hecoatingorwrappi
ngisdamaged,
thenweexcav
ate/
investi
gat
eNOCP
RULE=caulki
ng/
sealdeter
ior
ati
on+pipei
s10y ear
sol
d=excavate/i
nvest

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
15.Apipi
ngsy
stem car
ryi
ngaf l
ammabl
epet
rol
eum pr
ocessf
lui
dmaybecat
egor
ized
asaClass3syst
em ifi
tcont
ains:
A)Afini
shedproductbeingpumpedatar emot
eboost
erst
ati
on
B)On-si
teNaphthawithnoHy drogenSul
fi
de
C)Wastegasusedt ofuelanon-sit
eheat
er
D)AnhydrousHydrogenChlori
de
Answer
:A…API570,
Par
a.6.
3.4.
4 570KEYWORK“
REMOTE”=Cat
egor
y3
16.Whichofthesedonotneedt
obeconsi
der
edwhenspeci
fyi
ngpi
pingf
oror
igi
nal
i
nstal
lat
ion?
A)St
ressescausedbyotherl
oadi
ngs B)API570standar
dcl
assi
fi
cat
ion
C)Corr
osional
lowance D)Thr
eading
Answer
:B…API570,
Par
a.1.
1.1 570appl
iest
opi
pingpl
acedi
nser
vice
17.Wel
der
’sPer
for
manceQual
if
icat
ionRecor
ddocument
s:
A)Thatt
hewel dmentpr
ov i
dest herequi
redmechani cal
proper
ti
es
B)Thesui
tabil
i
tyofaweldpr ocessforagi venserv
ice
C)Theabil
it
yofamanuf acturertocontr
ol awelder
D)Thewelder’
sabil
i
tytomakesoundwel ds
Answer
:D…API577,
Par
a.8.
1(Fi
rstSent
ence)&ASMEI
X,QW-
100.
2
18.Themostcommonmani f
estati
on*(*howi
tappear
s)oft
hedamagemechani
sm
knownasboil
erwat
ercondensatecorr
osioni
s:
A)Cor
rosi
onfat
iguecracki
ng B)Pi
tti
ng
C)Smoothgr
oovingofpipewal
l
s D)Ruptur
es
Answer
:B…API571,
Par
a.4.
3.5.
5.a
19.AClass1pi
pingsystem hashadi t
sser vi
cechangedtocar
ryanon-cor
rosi
veiner
t
gaswit
hanextremelyl
owpot ent
ialf
orasaf etyemer
gencyint
heeventofaleak.I
n
thi
scaseofser
v i
cechange,theInspectorshould:
A)Conti
nuetomonitorTMLs(CMLs)onthissyst
em asi
twasori
ginal
lysetup
B)Reducethemonit
oringf
requencyofTMLs(CMLs)toCl
ass2requir
ements
C)Reducethemonit
oringf
requencyofTMLs(CMLs)toClass3r
equir
ement s
D)El
iminat
eallTMLs(CMLs)ont hi
ssyst
em
Answer
:D…API570,
Par
a.5.
6.3(
Eli
minat
eCMLr
ulei
tem a)
20.Anext
ernalv
isuali
nspect
ionofabov
egr
oundpi
pingshoul
dal
way
sincl
ude:
A)St
ri
ppi
ngi
nsul
ati
onf
orcor
rosi
on-
under
-i
nsul
ati
on(
CUI
)inspect
ions
B)Thi
cknessmeasur ement satallsel
ect
edinspecti
onpoint
s
C)Bel
lowsexpansionjointsandpipehangers
D)Checki
ngforfugit
iveemi ssions
Answer:C…API570, Para.5.5. 2nd&3rdPar
4( agraphs)

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
21.Whi chofthef
oll
owi
ngmat
eri
alsshoul
dbehy
drot
est
edwi
thpot
abl
ewat
eror
steam condensat
e?

A)Monel
B)Carbonsteel
C)Stai
nlesssteel
D)LowAl l
oysteel(5%Cr–½Mo)

Answer
:C…API570,
Par
a.5.
8. 2ndPar
1( agr
aph…50ppm chl
ori
der
uleal
so)

22.Ani
mper
fect
ionexceedi
ngt
heaccept
abl
ecr
it
eri
aisknownasa/
an:

A)Fl
aw B)Def
ect
C)Di
scont
inui
ty D)I
ndi
cat
ion

Answer
:B…API570,
Par
a.3.
1.17 Def
ini
ti
onofDef
ect

23.Dur
ingr
adi
ogr
aphi
cexami
nat
ionofawel
d,awi
re-
typeI
QIshal
lbepl
aced:

A)Adj
acentt
othewel
dsothatt
helengt
hofthewir
eisperpendi
culartot
hewel
d
B)Adj
acentt
othewel
dsot
hatthelengt
hofthewir
eispar
allelt
ot hewel
d
C)Ontheweldsot
hatt
hel
engthofthewir
eisper
pendi
cul
art otheweld
D)Ontheweldsot
hatt
hel
engthofthewir
eispar
all
elt
othewel d

Answer
:C…API577,
Par
a.9.
8.2.
a,ASMEV,
Art2,
T-277.
1.d KnowHol
ety
pe!

24.LocalPWHTinli
euof360°bandi
ngmaybeconsi
der
edf
orpi
pingr
epai
rsunderal
l
ofthesecondi
ti
onsexceptwhent
he:

A)Pi
pediameterexceeds12NPS
B)Pi
pewallthi
cknessexceeds½i nch
C)Mater
ialChr
omecont entexceeds12%
D)PWHTi sbei
ngdonef orenvi
ronmentalcr
acki
ngr
esi
stance

Answer
:D…API570,
Par
a.8.
2.3.
3.f

25.Whi
choft
hef
oll
owi
ngbestdescr
ibest
het
erm under
cut
?

A)Ani
ncompl
etebondi
ngbet
weent
hepar
entmet
alandf
il
lermet
alundert
hewel
d
B)Alackoff
usi
onundert hecapthatappearsasa“cut
”onaradi
ographi
cimage
C)Agroovemel
tedint
ot hebasemet aladj
acentt
oweldtoeorwel
dr oot
D)I
ncomplet
efi
ll
ingoftheweldroot

Answer
:C…API577,
Def
ini
ti
onofUnder
cut(
QW-
480ASMEI
XDef
ini
ti
onsal
so)

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
26.Newconnect
ionsi
nst
all
edonexi
sti
ngpi
pingsy
stemsshal
lal
way
sbe:

A)Locateddownst r
eam fr
om anycont
rol
val
ves
B)Designedpertheappli
cabl
ecode
C)Consideredalt
erati
ons
D)100%r adiogr
aphed

Answer
:B…API570,
Par
a.8.
2. 2ndPar
4( a,2ndSent
ence)Repai
rrul
efordesi
gn

27.Whichoft
hefol
lowi
ngt
echni
quesi
smostef
fect
ivei
nfi
ndi
ngpr
ocessf
oul
ingor
pl
uggageinpi
pes?

A)Acoust
icemission B)Radiogr
aphi
ctesti
ng
C)Eddy-
curr
enttesti
ng D)Ult
rasoni
ctest
ing

Answer
:B…API570,Para.5.
5. 2ndSent
8*( ence)*
ManyrulesforSuppl
ement
al
I
nspect
ionsi
nthi
sPara.…RTupt o12NPS, t
henUTscanning,
etc!

28.Underwhi
chci
rcumstancemayawel
derbequal
if
iedbyapr
oduct
ionwel
dinst
ead
ofaquali
fi
cat
iont
estcoupon?

A)Whenmi ni
mum 6i nchesofwelder’
sf i
rstproducti
onweldpassaspeci
fi
edRTexam
B)Whenacouponi sremov edf
rom apr oductionweldandmechanical
l
ytest
ed
C)Whenawel derhasweldedwithaspeci fi
cpr ocesswi
thinpast12mont
hs
D)Undernocir
cumstancemyawel derqual i
fybyt hi
smethod

Answer
:A…API570,Par
.5.
8.1&ASMEI X,QW-304.
1 3wayst
oquali
fywel
derand
youmustknowt
henumber&typesofbendtest
sasperTabl
eQW-452.
1

29.Al
loft
hesear
eappr
opr
iat
eformeasur
ingski
ntempofhotspot
sEXCEPT:

A)Hand-
heldpyr
omet er B)Hi
gh-t
empultr
asoni
cs
B)Temperat
ure-
indi
cati
ngpai
nt D)Por
tabl
ether
mocouples

Answer:B…API574, PARA.10.
1.8.
2(THIRDSENTENCE)(Supp.I
nspiscov
eredi
nAPI
570,Para.5.
5.8) YouMUSTexpectsuppl
ementalI
nsp.Qsli
kethese
30.APQRt estusesSMAW processtowel
dona5/
8incht
hickpl
ate.Maxi
mum
thi
cknessofproduct
ionwel
dqualif
iedi
s:

A)5/
8inch B)1i
nch
C)1-
1/4inches D)1-
3/4i
nches

Answer
:C…ASMEI
X,Tabl
eQW-
451.
1…Usual
lyopenbookQ,
knowt
he2Tr
ule

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
31.Underwhi
choft
heseci
rcumst
ancesmustawel
derr
equal
if
y?

A)Whenawel
der’
sfor
emandi scoverst
hewelderi
snotmakingaccept
abl
ewelds
B)Whenawel
derhasnotweldedwi t
hsameP- Noint
heprevi
ousthr
eemonths
C)Whenawel
derhasnotworkedasawel derfort
heprev
ioustwomonths
D)Whenawel
derhasnotrequali
fi
edwithi
nthepastt
welvemonths

Answer:D…API577,Par.8.
2( KNOW MAJORRULES)&ASMEI X,QW-322.1.
a…Inthi
s
case,SI
X-MONTHRULEAPPLI ES…Ai sar
guablyal
socor
rectbecauseoftheREASON
TOQUESTI ONHISABILI
TYRULE…Butt hereasonMAYNOTbehi sabil
it
y…I tmaybe
equipmentorav
ari
etyofotherreasons D=Bestanswer

32.Theext
entofver
if
icat
ionofmat
eri
alsusedf
orr
epai
rsoral
ter
ati
onsofal
loy
syst
emsisdeter
minedbyt he:

A)Mater
ialsuppl
i
er B)RepairOr
ganizat
ion
C)Owner/User D)Pipi
ngEngineer

Answer
:C…API570,
Par
a.5.
9(Thi
rdSent
ence) Owner
/userhast
hreeopt
ions

33.Measurementsfrom i
nspecti
onofClass3piperev
ealactualmetalt
hicknessof
0.
350inches.Calcul
atedmini
mum t hi
cknessi
s0.250inches.I
fthecorr
osionratei
s
0.
0025inches/year,
theNEXTt hi
cknessmeasurementinspect
ioni
sduei n:

A)3y
ear
s B)5y
ear
s C)10y
ear
s D)Noneoft
hese

Answer:C…API570,Para.6.
3.3&Tabl
e2(Shoul
dstat
eNORBI…oldquest
ion)
Sol
uton:Uset
i heLesserof½RLorTable2Val
ueforUTCl
ass3(whi
chis10yrs).
350
-.
250=. 100mil
sRL÷0. 0025l
oss/
yr=40yrsRL=½RL=20y ear
s Use10

34.Whi
ch2posi
ti
onsqual
if
yawel
derf
oral
lposi
ti
onswhenwel
ding8-
inchpi
pe?

A)2Gand5G B)1Gand3G
C)1Gand2G D)2Gand3G
Ans:A…ASMEIX,QW-
303sendsyoutoTABLEQW-469.
1(MUSTKNOW TABLE)YOU
MUSTKNOW …“6G”RULE&“2G+5G”RULE&“24NPSRULEPIPE/
PLATE…SOBE
SURETOHIGHLI
GHTALLCRITICALTABLESINASMEIX

35.Whi
choft
hef
oll
owi
ngv
alv
eswoul
dmake“
piggi
ng”i
mpossi
ble?

A)Gat
e B)Gl
obe C)Sl
i
de D)Bal
l

Answer
:B…API574,
Para.4.
3.2&Figures4.
1/2/
3/4…MUSTKNOW Val v
ebasi
cs&
CHECKVALVEQINAPI570,Sect
ion5.10…Expectexam Qaboutv
alv
ebasi
cs

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
36.Analt
ernati
veorsupplementtot
hei nspecti
onofbur
iedpi
pingisleaktest
ing
(usi
ngaliqui
d).Atwhatpercent
agegreaterthanamaximum operat
ingpressure
shouldt
histestbeconducted?

A)5% B)10% C)25% D)50%

Answer
:B…API570,Par
a.9.
3.7(1stSent
ence)…10%Rul
e…mustal soknowt
he5%
pr
essur
edecr
easeov
er4hoursrule…Expectexam Qf
rom t
hisPar
a

37.TheASMEI
XA-
numberi
sbasedon:

A)Thegroupofbasemetalshavingspecifi
edimpacttesti
ngr
equi
rement
s
B)Theweldabi
li
tychar
act
erist
icsofagr oupofmetalall
oys
C)Thechemicalcomposi
ti
onoft hedepositedwel
dmet al
D)Thechemicalcomposi
ti
onoft heelectr
ode

Answer:C…API577,Sect
ion7.
5( 2ndSent
ence)
,&ASMEIXQW-442&Table
AnswerBiscor
rectf
orP-numbers…Expecttheset
ypesQsonr
ealAPIexams!
!!

38.I
npi
pecaps,
cor
rodedar
easev
idencedbyl
ocalt
hinni
ng:

A)Maybeignoredifinsmall-
borepipi
ng
B)Maybei
gnor ediftheymakeupl essthan10%oft het
otalar
ea
C)Maybeev al
uatedinaccordancewiththepr
inci
plesout
li
nedinAPI579
D)Ar
econsideredinsigni
fi
canti
ftheydonotdecreasecaptbymorethan½or
igi
nal
“t”

Answer:C…API570,
Par
a.7.
4.a.
2(579Secti
on5)…ExpectanAPI579answeron
your570exam …A,B&Darenonsenseanswer
s!!
!

39.I
nspect
ionr
epor
tsshal
ldocumentt
he:

A)Ty
peofequipmentusedtocali
brat
ethei
nspect
ionequi
pment
B)Manuf
act
ureroftheul
tr
asonicequi
pmentused
C)Resul
tsoft
heprevi
ousinspect
ionand/ort
est
D)Dateoft
henextschedul
edinspect
ion

Ans:D…API570,Para.7.6.
2.b(EXAMPLEOFI NSPECTIONREPORT)…Expectexam
Qsaboutt
ypesofrecords(permanentandpr
ogressi
ve)&Inspr
epor
trul
es

40.ASMEI Xassi
gnsbasemet
alsaP-
Numbercat
egor
yinor
dert
oreducet
henumber
ofrequi
red:

A)WPQs B)PQRs C)WPSs D)Noneoft

hese
Ans:B…API577,Sect
ion7.2(
Mustknowt
hesehi-
li
tedi
temsinSect
ion7)&al
sot
hat
ASMEIX,
QW- 422tabl
eli
stsP-
Numbers&Tensi
leval
ues&isqui
cktouse!!
!

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
41.I
nser
tfl
ushpat
chr
epai
rsar
e:
A)Al
lowedforClass1&2pipi
ngsy st
emsi fwel
dsr
ecei
ve100%RTorsui
tabl
eUT
B)Al
lowedforCl
ass1&2pi pi
ngsy st
emsifweldsr
ecei
veMTorPTexams
C)Notal
lowedforClass1&2pipingsyst
ems
D)Notal
lowedforClass1pi
pingsyst
ems

Ans:A…API570,
Par
a.8.
1.4.
2.b(
KNOW 3RULESora/
b/conFLUSHPATCHES)

42.ThePMIt
est
ingpr
ogr
am wi
thi
nawar
ehouse:
A)Requi
resdismant l
ingofv al
vestotestindiv
idualpart
s
B)Requi
restestingapar tofever
yalloycomponentr ecei
ved
C)I
sacost -
effecti
vealternati
vet
oPMIt estingoffabri
catedpi
pingsyst
ems
D)Shoul
dnotber egardedasanal t
ernati
vetoPMIt esti
ngoffabri
cat
edpipi
ngsy
stems

Answer:D…API570,Para.5.
9 API578,Sect
.4.
4.2(
lastsent
encein2ndPara)and
youshouldknowwarehousePMIonpipi
ngcomponent
sONLYsuppl ements
Fabr
icati
onweldi
ngPMIoncompletedweldswhenwel
dingcompositi
on=cr i
ti
cal

43.Af
tereachi
nspect
ionorsi
gni
fi
cantchangei
noper
ati
ngcondi
ti
ons,
the:
A)Cor
rosi
onEngineermustbenot
if
ied
B)I
nspect
ioni
nterv
alsmustbeadj
usted
C)Aut
hori
zedpipi
nginspect
ormustbenot
if
ied
D)I
nspect
ioni
nterval
smustberevi
ewedandadjust
edasneeded

Ans:D…API570,
Par
a.6.
3.3(
LastPar
a,1stsent
)MUSTKNOW =MAJORRULE

44.Ar
epai
rtoacr
ackcanbeconsi
der
edI
F:
A)Awel
dgr
oov
ecompl
etel
yremov
esdef
ectandi
sthenf
il
ledwi
thwel
dmet
aldeposi
t
B)Thepi
pingcomponentishydrotestedto150%ofthemaximum al
l
owablepr
essur
e
C)Aful
lenci
rcl
ementweldedsplitsleevei
sinst
all
edasperAPI570rul
es
D)Abox-t
ypeencl
osurei
si nst
all
ed

Ans:A…API570,
Par
a.8.
1.4.
2(Fi
rstPar
agr
aph/1stsent
)MUSTKNOW =WHATI
S
TEMPORARY&WHATI SPERMANENTREPAI R&MUSTKNOW ALLOFANNEXC

45.Af
terwel
dingi
scompl
eted,
apr
essur
etestshoul
dbeper
for
medi
fpr
act
icaland
deemednecessar
ybyt
he:

A)I
nspector
B)Pi
pingengineer
C)Owner/user&thepipi
ngengineer
D)Owner/user’
sinspect
ioncar
ri
er&thepi
pingengi
neer

Answer
:A…API570,
Par
a.8.
2.7(
Fir
stPar
a/1stsent
)MUSTKNOW THI
SRULE

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
46.ASNTr
ecommendedPr
act
iceSNT-
TC-
1Ai
sa:

A)Manualcover
ingnondestr
ucti
veexami nat
ion(NDE)saf
etypr
ocedur
es
B)Pr
ocedureforthevi
sualexaminat
ionofpipingsyst
ems
C)Documentcoveri
ngNDEper sonnelquali
fi
cati
ons
D)Documentcoveri
ngNDEpr ocedures

Answer
:C…API570,
Sect2Ref
erence/
Par
a.4.
3.5.
2&ASMEV…MUSTKNOW

47.Whenper
for
mingli
quidpenet
rantexami
nati
onofst
ainl
ess-
steelweldj
oint
s,whi
ch
ofthef
oll
owi
ngiscor
rectwhenveri
fyi
ngaccept
abl
epenetr
antmat er
ial
s?

A)Veri
fycert
if
icat
ionsofpenetrantanddevel
opermat er
ial
sforchlor
ine/
fluor
ine
cont
ent
B)Veri
fycert
if
icat
ionsofpenetrantanddevel
opermat er
ial
sforleadandcontaminant
s
C)Check(veri
fy)t
hemat er
ial
cont ai
nersf
orproperidenti
fi
cat
ionandbatchnumber s
D)Check(veri
fy)t
hemat er
ialcontai
nersf
oranindicati
onoftheVOCcont ent

Answer:A…API570, Par
a.5.7.2.
b ASMEV,Art
.6,T-
641&r
ulesinMandatory
AppendixI
IinPar
tII
-610/642/690cov
eri
ngt
herulesf
orPTmater
ialcer
ti
fi
cat
ions

48.Wheninaccessi
bil
it
ypr
eventspl
acingI
QIsmanual
lyonthesourcesi
deofaweld
bei
ngradi
ographed,whati
denti
fi
cat
ionispl
acedonaradi
ographtoindi
cat
ethatf
il
m-
si
deIQIswereused?

A)Let
ter
sIQI B)Let
terB C)Let
terF D)Let
ter
sFSP
Answer
:C…API570,
Par
a.5.
7.2.
c ASMEV,
Art
.2,
T-277.
1.b(
Leadl
ett
erFr
ule)

49.Vert
icalsuppor
tsconst
ructedofpi
pecomponentsshoul
dbecheckedt
o
deter
mineiftheyaref
il
ledwithwater
,becausewat
erinsi
deasuppor
tmaycause:

A)I
nter
nalcor
rosi
onoft
hesupport B)I
nter
nalcor
rosi
onoft
hepr
ocesspi
pe
C)Ext
ernal
corr
osi
onofthesuppor
t D)Addi
ti
onalst
resst
obepl
acedonasuppor
t

Answer
:A…API570,
Par
a.5.
5. 2ndPar
4( agr
aph) Ext
ernalI
nspect
ionQuest
ion

50.TherecommendedMAXI
MUM inspect
ionint
ervalatani
nject
ionpoi
ntf
or
thi
cknessmeasur
ementf
orani
nject
ionpointci
rcui
tis:

A)3yearsor½remaini
nglif
e,whicheverisless
B)5yearsor½remaini
nglif
e,whicheverisless
C)10yearsor½remaini
nglif
e,whicheverisless
D)Noneofthesear
ecorrectbecauseitisdeterminedbypi
pingcl
assi
fi
cat
ion

Answer
:A…API570,
Sect
ion6,
Tabl
e2 3y
ear
srul
e

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
51.Amet alt
hicknessreadingof0. 220i
ncheswasobt
ainedonJune1,
2006.The
basel
inereadingfort
het hicknessmeasurementl
ocat
ion(TML)was0.
250incheson
May31, 2000.Thecorrosionr at
eis:

A)0.
003i
nchespery
ear(
3MPY)B)0.
005inchesperyear(
5MPY)
C)0.
006i
nchespery
ear(
6MPY) D)0.010i
nchesperyear(
10MPY)

Answer
:B…API570,
Sect
ion7.
1 Cor
rosi
onr
atef
ormul
a

52.Ther
esponsi
bil
it
yforqual
if
yingr
epai
rwel
der
sisr
est
ri
ctedt
othe:

A)Weldi
ngQual i
fi
cationTestCompanyempl oy
edbyt heowner
/user
B)Owner/userofthesitewheretherepair
edequipmentwill
beused
C)Contr
actorormanuf act
ureremployingthewelder
D)Welder’
ssupervisor

Answer 2ndl
:C…API577, astsent
encei
nPar
a8.
1&ASMEI
X,QW-
300.
2(a)

53.Envir
onmentalcr
acki
ngnot
eddur
ingani
n-ser
viceexami
nat
ionofwel
dsshoul
dbe
assessedbythe:

A)Cer
tif
iedWeldingI
nspect
or B)Non-dest
ruct
iveexami
ner
C)Pi
pingInspect
or D)Pi
pingEngineer
Answer
:D…API570.Par
a.5. 4thpar
11, agr
aph(
topofpg35) Fol
lowsAPI579

54.Whatisthecausef
orr
eject
ionoft
he“
B”i
mageonaf
il
m duet
oexcessi
ve
backscat
ter
?

A)Li
ghti
mageoftheLetterB
B)Dar
kimageoftheLetterB
C)Anyi
mageoftheLetterB
D)Noimageoft
heLetterB

Answer
:A…API577Par
a.9.
8.9.
4 Li
ghti
mageofBonadar
kbackgr
ound

55.Whi
chinspect
ionmethodismostappropri
atefordet
ectingchl
ori
dest
ress
corr
osi
oncracki
nginaust
enit
icst
ainl
ess-
steelpi
pingsystems?

A)Longit
udinalwaveul
trasoni
cs
B)Drymagnet i
cpart
icl
emet hod
C)Li
quidPenetrant
D)Radiogr
aphy

Answer
:C…API571,
Par
a.4.
5.1.
7.b

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
56.Soi
l-
to-
airi
nter
facei
nspect
ionsshoul
dbei
ncl
udedi
n:

A)Deadleginspections
B)I
njectionpoi
ntinspect i
ons
C)Externalpi
pinginspections
D)Corrosionunderinsulationi
nspect
ions

Answer
:C…API570,
Par
a5.
5.5&Sect6,
Tabl
e2&API574,
Par
a.7.
4.5 2r
ules

57.Ift
hecorrosi
onrat
ef orapipi
ngsyst
em cannotbedet
ermi
nedbysi
mil
arser
vice,
i
niti
alt
hicknessmeasurementsshoul
dbetakenwithi
n:

A)3mont
hs B)6months
C)9mont
hs D)1year

Answer
:A…API570,
Par
a7.
2.1.
c 3-
mont
hrul
etodet
ermi
necor
rosi
onr
ate

58.Br
it
tl
efr
act
ureofacomponenti
sdi
rect
lyr
elat
edt
o:

A)Tensi
l
estrengt
h B)Mat
eri
altoughness
C)Long-
ter
m over
str
essi
ng D)Numberofthermalcy
cles
Answer
:B…API571,
Par
a.4.
2.7.
3. 1…1stof3Cr
a. it
icalf
act
ors

59.I
n-servi
ceultr
asoni
ctesti
ngmeasur ementsatTMLpoi nt
sindicat
ethi
nninginthe
heat-
affect
edzoneofanelbow- t
o-weldneckfl
angeonanNPS30v aporl
ine.Whatis
thebestmet hodtodet
erminetheextentofthedet
eri
orat
ionduringthenextschedul
ed
downtime?

A)I
nternalinspecti
on
B)UTA- scanoft heel
bow
C)Spotradiographofthewel
ds
D)Ful
lradiographyoftheel
bow

Answer
:A…API570,
Par
a.5.
5.1…2ndsent
ence

60.Recor
dsoftheweldi
ngprocedur
esandwel
derqual
if
icat
ionsuseddur
ingar
epai
r
shal
lbemaint
ainedbythe:

A)I
nspector
B)Owner /
user
C)Test
ingLaboratory
D)RepairOrgani
zati
on

Answer
:D…API570,
Par
a.8.
2.2…2ndPar
agr
aph

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
61.Howmanywel
dsdoesAPI577r
equi
ret
obei
nspect
ed?

A)None B)All
wel
ds
C)Repr
esent
ati
venumber D)50%ofwel
ds

Answer
:C…API577,
Sect
i 2ndPar
on1Scope, a…Sel
ect
edbyI
nspect
ion,
etc

62.Acceptanceofaweldedr
epai
roral
ter
ati
onshal
lincl
udeNDEi
naccor
dancewi
th
theappl
icablecodeand:

A)B31.3specif
icat
ions
B)Owner/userspecif
icati
ons
C)ASME/ ANSIVspeci f
icati
ons
D)Guidel
i
nesofowner /user
’si
nsur
ancecar
ri
er

Answer
:B…API570,
Sect
ion8.
2. 1stSent
6, ence

63.Fast
enersandothercomponentsatt
achedbythreadstoapipi
ngsystem shoul
d
recei
vespeci
alat
tenti
onduri
ngvisuali
nspect
ion,
sincetheyhav
eagr eat
erpotenti
al
for:
A)Corrosi
onfatigue
B)Bri
ttl
efract
ureofbolti
ngmat eri
als
C)Chlori
destresscorr
osioncracki
ng
D)Replacementwi t
himpropercomponent
s

Answer
:D…API570,
Sect
ion5.
5. enceof4thpar
4…Lastsent agr
aph*
*(2st
ars)

64.Whichofthef
oll
owi
ngisNOTconsi
deredanef
fect
ivemeansofcl
eani
ngt
he
surf
aceofpipi
ngtobei
nspect
edf
orcracks?

A)Steamout&chemicalcleani
ng
B)High-
pressurewat
erblasti
ng
C)Wirebrushing
D)Sandblast
ing

Answer
:A…API572,
Sect
ion8.
2…LastPar
agr
aph&Sect
ion9.
3. 9thPar
14, a.

65.Onwhatbasi
sar
eimagequal
it
yindi
cat
orssel
ect
ed?

A)Thestr
engthoftheradiat
ionsource
B)Thefi
lmtypeusedbyt heradi
ographer
C)Theall
oycontentofthemateri
albeingr
adi
ographed
D)Thethi
cknessofbasemat eri
alpl
usweldrei
nforcement

Answer
:D…ASMEV,
ArtT-
276(
a)&(
b)…I
QIr
einf
orcementr
ule(
Tabl
eT-
276)

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
66.Whichoft
hef
oll
owi
ngi
snotanadv
ant
ageofusi
ngr
adi
ogr
aphyt
odet
ermi
nepi
pe
thi
ckness?

A)Pipi
nginsul
ationcanr emai
nintactduringinspecti
on
B)Thecostofinspectionisl
owerthanf orothermet hods
C)Fil
m negati
vespr ov
ideapermanentr ecordoft hepipecondi
ti
on
D)Isot
operadiographyisnotanignit
ionsourcei nthepresenceofhy
drocar
bons

Answer
:B…API577,
Sect
.9.
8.1…Basi
csofRT…adv
ant
ages&di
sadv
ant
ages

67.Surf
acecondi
ti
onsofbur
iedpi
pel
inepat
hsshoul
dbev
isual
lysur
vey
ed
approxi
matel
yever
y:

A)6months B)Year
C)2year
s D)3years

Answer
:A…API570,
Sect
ion9.
3.1…Si
x-mont
hrul
e
68.Gasketf
acesofopenedflangedj
oint
sshouldbev i
sual
lyi
nspected.Whichof
thesei
sNOTnor mal
lycheckedforduri
nginspect
ionofanopenflangedjoi
nt?

A)Corrosionandotherdamaget othegasketsurf
ace
B)Crackinginthegroovesoftheri
ngjoi
ntflanges
C)War pageofthegasketsurf
aces
D)Correctmetall
urgyofthefl
ange

Answer
:D…API570,
Sect
i 12…2ndPar
on5. agr
aph

69.I
nspect
ionofsmal
l-
bor
epi
ping(
SBP)t
hati
spar
tofaCl
ass2secondar
ypr
ocess
syst
em i
s:

A)Opt
ional
B)Out
sidethescopeofAPI570
C)Per
formedatthesameinter
val
sasf
orCl
ass2pr
imar
ypr
ocesspi
ping
D)Per
formedatthesameinter
val
sasf
orCl
ass3pr
imar
ypr
ocesspi
ping

Answer
:C…API570,
Sect
ion6.
6.1…2ndPar
agr
aph

70.Appr
opr
iat
eengi
neer
ingr
ecor
dsshoul
dbeupdat
edwhenapi
pingsy
stem i
s:

A)Bei
ngi
nspected
B)Bei
ngr
epaired
C)Bei
ngr
erated
D)Bei
ngt
ested

Answer
:C…API570,
Sect
ion8.
3…I
tem i

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
71.Thepur
poseoft
heWPSandt
hePQRi
sto:

A)Documentt heweldingoft
hetestcouponandt oprovi
dethedir
ecti
ont
othewel
der
B)Establ
ishtheski
llofawelderandawelder’
sabili
tytodeposi
tsoundwel
dmetal
C)Determinetheext
entofweldmentRTr equi
red
D)Ensuretheweldisfreeofmechanical
defects

Ans:A…API577,
Sect6.
1,3rdPar
a,Pg16&ASMEI
X,QW-
100.
1(1st&5thPar
a.)

72.PMIt
est
ingofwel
dingconsumabl
esshoul
dincl
ude:

A)Arepr
esentat
ivesampl
easspeci
fi
edbythepipi
ngengineer
B)Arepr
esentat
ivesampl
easspeci
fi
edbythepipi
nginspect
or
C)Oneel
ectrodeorwir
esampl
efrom eachl
otorpackageofall
oywel
drod
D)Ar
epr
esent
ati
vesampl
eofel
ect
rodest
akenatr
andom f
rom t
hecont
ainer

Answer
:C…API570Sect
ion5.
9&API578,
Sect
ion4.
2.6

73.Eval
uati
onoftherecor
doftheprev
iousinspect
ionrev
eal
sthatt
hicknessreadi
ngs
andtheresul
ti
ngcalcul
ati
onwerei
naccurat
e.Thecorrosi
onrat
etobeusedf orthe
nexti
nspecti
onperi
odshall:

A)Betheshort
-t
erm corr
osionratefrom t
her ecord
B)Bechangedtoagreewiththeactualcorrosionratefound
C)Notbechangedtoactual r
atefounduntilrateisconfi
rmedatthenexti
nspect
ion
D)Betheaver
ageoft heshort-
ter
m andlong- ter
m corrosi
onrat
esfrom t
herecor
d

Answer
:B…API570Sect
ion7.
1. 2ndPar
3, a

74.ForClass1pipi
ng,t
heRBIassessmentshoul
dber
evi
ewedandappr
ovedat
i
nterval
snottoexceed:

A)1y
ear B)3years
C)5y
ear
s D)10years

Answer
:C…API570,
Sect
ion6.
3.23rdsent
ence&Tabl
e2i
nter
valCl
ass1=5y
rs

75.Bef
oreappl
yi
nghy
dro-
testt
opi
pingsy
stems,
consi
der
ati
onshal
lbegi
vent
o:

A)Pipi
ngmateri
al
B)Pi
pingconfi
gurat
ion
C)Suppor
ti
ngstruct
ure
D)Fl
angepressurer
ati
ng

Answer
:C…API570,
Sect
i 8…4thPar
on5. agr
aph

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
76.Theowner
/usershallmai
ntai
nappropri
atepermanentandprogr
essi
ver
ecor
dsof
eachpipi
ngsy
stem coveredbyAPI570foralloft
hefoll
owingi
temsEXCEPT:

A)Pipingsystem servi
ce,classif
icat
ion,i
dentif
icati
onnumber s,
&inspecti
onint
erval
s
B)Document srecordingdet ai
lsoftesti
ng(inspector/examiner,
date,
typesoftest
ing,
etc)
C)Resultsofthicknessmeasur ement s&othert est
s,inspecti
ons,r
epairs
(t
emp/ permanent),al
terat
ions,orrerati
ng.Designinformationandpipingdrawi
ngsmay
beincluded
D)Fitnessforservi
ceassessmentpl ansandst rat
egies
Answer=D(
API570,
Par
.7.
6.1)
77.Whenrevi
ewingRTf il
m, adarkenedper
fect
lyst
rai
ghtli
necanbeseeninthever
y
cent
eroftherootpass(li
ghtestarea)
.Thel
engthofthel
ineisabout75mm l
ong.I
tis
l
ikel
ywhichty
peofdi sconti
nuit
y?

A)I
ncompletepenet
rat
ion B)I
ncomplet
efusi
on
C)Wormholeporosi
ty D)Crack
Ans:A(
API577NDTGener
alKnowl
edge)…Not
e2i
nAPI577RTI
ll
ust
rat
ions

78.Whichoft
hef
oll
owi
ngi
mper
fect
ionsmayappearasadar
kroundspot
susi
ng
radi
ogr
aphy?

A)CracksandIncomplet
ePenet
rat
ion
B)Porosi
tyorBurnthr
ough
C)SlagandIncomplet
efusi
on
D)Laminati
ons
Answer=B…Gener
alNDEknowl
edge&RTFIPr
esent
ati
oni
nE-
Libr
aryFol
der#27

79.Whi
choft
hesei
mper
fect
ionsmayappearasal
ightwhi
tespotusi
ngr
adi
ogr
aphy
?

A)Cracks
B)I
ncompl et
ePenetrat
ion
C)Porosi
ty
D)TungstenIncl
usi
on
Answer=D…Gener
alNDEknowl
edge&RTFIPr
esent
ati
oni
nE-
Libr
aryFol
der#27

80.Deadl
egsi
ncl
udeal
loft
hef
oll
owi
ngEXCEPT:

A)Li
neswi t
honeendbl anked
B)Contr
olvalv
eby passl i
nes
C)Rel
iefval
veinletandout l
etheaderpi
ping
D)Samplepoints,drai
ns,bleeder
s,andi
nstrumentconnect
ions
Answer
:B(
API570,
Par
a.3.
1.16)

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
81.Propersafetypr
ecauti
onsshallbetakenbefor
eanypipingsyst
em isopened&
beforesomety pesofext
ernali
nspecti
ons.Ingeneral
,al
lthesesaf
etyprecaut
ions
applyexcept
:
A)Procedur
eforsegr
egati
ngpipi
ngsy st
ems, i
nst
all
i
ngblanks(bl
inds)&testi
ng
ti
ghtness
B)Openedpipi
ngshouldbeisol
atedfrom al
lsour
cesofharmfull
i
quids,gases,or
vaporsandpur
gedtoremovealloilandtoxi
corfl
ammablegasesandv apors.
C)Beforest
art
inginspecti
on,
inspecti
onper sonnelshoul
dobtainpermissiont
owor ki
n
thevi
cini
tyf
rom operati
ngpersonnelresponsibl
eforthepipi
ngsy st
em, &wearanyPPE
forwork.
D)NDEequipmentmeet sOSHAsaf et
yr equi
rementsforhazardouselect
ri
calequi
pment.
Ans=D(570,Par
.5.
3.1&5.
3.2)…NDEEquiptomeetoper
ati
ngf
aci
li
tysaf
etyr
eqmt
s
Degr
eeofdi
ff
icul
ty=10/
10withthi
squest
ion!
!!

82.I
nject
ionpoi
ntsar
esometimessubjectt
oacceler
atedcor
rosionfr
om nor
malor
abnor
mal oper
ati
ngcondi
ti
ons,andbecauseoft
hisinj
ecti
onpointsar
etr
eatedas:
A)Apartofthecircui
tthatneedstobeinspectedregul
arlyperAPI570r equi
rements
B)Aseparateinspecti
oncir
cuitneedi
ngthoroughinspecti
ononar egularschedul
e
C)Aninspecti
oncircui
tcoveredalongwit
hOn- st
ream inspect
ionsurv
ey s
D)Aseparatepartofanexternali
nspect
ion,si
milartoCUIinspect
ion
Answer
:B(
API570,
5.4.
2)
83.Bef
oreper
for
mingr
equi
redi
nspect
ions,
inspect
orsshal
lfami
li
ari
zet
hemsel
ves
wit
h:
A)Si
mi l
arpipi
ngsystem r
epair
s
B)Pi
pingsystem basel
i
neinspect i
onresul
ts
C)Previ
oushistor
yofsimil
arpipingsystems
D)Curr
entInspecti
onPlansforthepipingsyst
em
Answer
:D(
API570,
5.3.
5) Rev
iewt
hecur
rentI
nspect
ionPl
an)

84.Exampl
esofenv
ironment
alcr
acki
ngi
ncl
udeal
loft
hef
oll
owi
ngexcept
:

A)Polyt
hioni
cacidSCCofsensitizedaust
eni
ti
cal
l
oyst
eel
s
B)Causti
cSCC( caust
icembrit
tl
ement )
C)TemperEmbr i
ttl
ementandCr eep
D)Chlor
ideSCCofAust eni
ti
cSS
Answer
:C(
API570,
5.4.
1.1)

85.Ty
picalSOURCESofmoi
stur
ethatcausecor
rosi
onunderi
nsul
ati
on(
CUI
)incl
ude:
A)Cooli
ngTower slocateddownwi ndfrom Pl
antPrev
ail
i
ngwi
nds
B)Rain,waterleaks,condensati
onanddel ugesyst
ems
C)Breaks,holesorsealantdeteri
orati
onininsul
ati
on
D)Penetrat
ionlocationsintheinsulat
ion
Answer
:B(
API574)…SOURCES,
NOTCAUSES(
Ifcausesf
orCUI…t
henanswer=A)

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
86.Regar
dingr
epor
ti
ng&r
ecor
ds,
Comput
erpr
ogr
amsar
epar
ti
cul
arl
yusef
ulf
oral
lof
t
hef
oll
owi
ngEXCEPT:
A)Stori
ngthicknessreadi
ngs
B)Calcul
ati
ngshor tandlong-t
erm corr
osionrat
es,ret
irementdates,MAWP, and
rei
nspecti
oninterval
sonat est-
pointbytest
-poi
ntbasis.
C)Highli
ghti
ngar easofhighcorrosi
onrates&circui
tsoverdueforinspect
ion
D)Fit
nessforser vi
ceassessmentdocsperAPI581
Answer
:D(
API570,
Par
a.7.
6)…Fi
tnessf
orSer
viceAssessmentdocsar
eperAPI579

87.ASMEI
XMechani
calTest
s(Tensi
onTest
s)ar
eusedt
odet
ermi
net
he:

A)Degreeofsoundnessandducti
l
ityofgroov
e-wel
djoi
nts
B)Ul
timatestrengt
hofgroove-
wel
dj oi
nts
C)Notchtoughnessoftheweld
D)Str
essv al
uesusedincalcs
Answer=B…QW-
141.
1

88.ASMEI
XMechani
calTest
s(Gui
ded-
BendTest
s)ar
eusedt
odet
ermi
net
he:

A)Degreeofsoundnessandducti
l
ityofgroov
e-wel
djoi
nts
B)Ul
timatestrengt
hofgroove-
wel
dj oi
nts
C)Notchtoughnessoftheweld
D)Str
essv al
uesusedincalcs
Answer=A…QW-
141.
2

89.ASMEI
XMechani
calTest
s(Char
pyI
mpactTest
s)ar
eusedt
odet
ermi
net
he:

A)Degreeofsoundnessandducti
l
ityofgroov
e-wel
djoi
nts
B)Ul
timatestrengt
hofgroove-
wel
dj oi
nts
C)Notchtoughnessoftheweld
D)Str
essv al
uesusedincalcs
Answer=C…QW-
141.
3

90.Cat
egor
yDFl
uidSer
vicei
saser
vicewher
eal
loft
hef
oll
owi
ngar
etr
ueEXCEPT:

A)Flui
dhandledisnonfl
ammabl e,nontoxi
c,&notdamagingtohumant
issues
B)Designgagepressuredoesnotexceed1035kPa( 150psi)
C)Designtemperat
ureisfrom −29°C(−20°F)t
hrough186°C(366°
F)
D)Inspect
ionofCategoryDpipingisnotimport
ant

Answer
:D(
ASMEB31.
3Def
ini
ti
ons…Fl
uidSer
vice) I
nspect
ioni
sopt
ional

570EXAM D,
PART2,
100CLOSEDBOOKQ&
 A
91.API574Ext
ernalI
nspect
ionCheckl
istf
orMi
sal
ignmentcov
ersal
lthef
oll
owi
ng
except
:
A)Pipi
ngMi sali
gnment
B)Restr
ict
edMov ement
C)Supportmisali
gnment
D)Expansionjoi
ntmisal
ignment
Answer
:C(
API574,
AnnexA–Ext
ernalI
nspect
ionCheckl
ist
)

92.Whi
choft
hesest
atement
sar
eFal
ser
egar
dingOn-
str
eam i
nspect
ionsperAPI570?
A)On-Str
eam i
nspecti
onsmayber equi
redbyt heInspecti
onplan
B)On-str
eam i
nspect
ionsshoul
dbeconduct edbyei t
heraninspectororexaminer
C)Theexter
nalthi
cknessmeasurementinspecti
onshal l
beapar tofanon-str
eam
i
nspecti
on
D)On-str
eam i
nspecti
onworkdonebyexami nersshallbeauthori
zed&appr ovedby
I
nspector
Answer
:C(
API570,
Par
a.5.
5.2)

93.Whi
choft
hesear
eNOTmandat
oryr
equi
rement
(s)f
orr
e-r
ati
ngapi
pingsy
stem?
A)Currentinsp.r ecor
dsshal lbereviewedtov er
if
ythatpi pi
ngsy stem issati
sfact
oryfor
thepr oposedser vi
cecondi ti
ons&anappr opri
atecor r
osionallowancehasbeen
provided
B)Thepi pingsy stem ischeckedtoaf fi
rmthattherequiredpressur erel
ievi
ngdevices
arepr esent,aresetatappr opri
atepressure&hav eappr opri
atecapaci t
yattheset
pressur e
C)Alldeficienci
esi nthepipi
ngsy stem mustbecor rectedbeforet here-r
ati
ngis
compl ete
D)Calculationsmustbeper formedbyt hepipingengineerorthei nspector
Answer
:C(
API570,
8.3)

94.Whichoft
hefol
lowingAPI570casesdoesrequi
rest
heapprovalf
rom t
hepi
ping
engi
neerandi
sconsideredan“
alt
erat
ion”asdefi
nedbyAPI570?
A)Changi
ngoutadamagedf l
angewit
hanewf langeoft hesamerati
ngandmat
eri
al
B)Changi
ngoutacor
rodedbranchconnecti
on(norequiredrei
nfor
cement
)
C)Addi
ngalar
geborebranchconnect
ionrequi
ri
ngr ei
nforcement
D)Addi
ngasmallbor
ewel dbossnotrequi
ri
ngreinf
orcement
Answer
:C(
API570,
8.1.
1&Def
ini
ti
oni
nPar
a.3.
1)…HI
GHLI
GHTYOURAPI570

95.Af
tercompl
eti
onofal
ter
ati
onsormaj
orr
epai
rs,
apr
essur
etesti
s:
A)Normall
yrequir
ed
B)Notnormall
yrequi
red
C)Requi
redifdeemednecessar
ybyExami
ner
D)MandatoryperAPI570
Answer
:A(
API570,
8.2.
6Fi
rstPar
agr
aph)…Nor
mal
lyr
equi
redaf
teral
ter
ati
ons

570EXAM D,
PART2,
100CLOSEDBOOKQ&
A
96.Regar
dingfut
ureI
nspecti
onintervaldeter
minati
onbytheInspect
or,
whi
choft
hese
stat
ementsisnotcor
rect(
False)accordingtotheAPI570code?
A)Inspecti
oninterv
alsshal
lberevi
ewed/adj
ust
edasneededaftereachinspecti
on
B)Inspecti
oninterv
alsshal
lberevi
ewed/adj
ust
edasneededafterasigni
ficant
operati
ngchange
C)Formsofdet eri
orati
on/damagemechanismsshallbeconsi
deredwhen
establi
shi
ngi nt
erval
s
D)Maximum i nspecti
onint
erv
alsasperAPI570Tabl
e2( Thi
ckness,
Visual)shal
lbe
mandat ory
Answer:D(API570,
6.3.
3…LastPar
a.)Tabl
e2maxi
mum i
nter
val
sar
e
recommended
97.Anywel dingconductedonpi pi
ngcomponent si
noper at
ionmustbedonei n
accordancewi t
hthisdocument ,andInspect
orshal
luseasami ni
mum “Suggested
HotTapCheckl ist
”containedinthisdocumentforhottappi
ngperformedonpi pi
ng
component s.Whichofthef ol
lowingdocumentsrefer
encedi nAPI570addresseshot
tappi
ng?
A)API2201 B)API574 C)ASMEB31.
3 D)ASMEPCC-
2
Answer
:A(
API570,
8.2)

98.Whi
choft
hef
oll
owi
ngst
atement
sar
ecor
rect
?
A)Soilresi
sti
vityi
sameasur eofresistanceusedbydr i
ll
ingoperat
ionsi
noil
explorat
ionandi thasnoconnect ionwi t
hcor r
osivesoil
B)Soilresi
sti
vityhasnothingtodowi t
hcor rosi
venessofsoi l
becausesoil
corr
osi
on
dependsont heamountofcor rosivechemi calspresentinthesoil
C)Lowersoi l
resisti
vit
yindicat
eslesscor rosivesoi
l
D)Highersoilresi
stiv
ityi
ndicateslesscorrosivesoil
Answer:D(API570,
9.1.
4onSoi lResi
sti
vi
ty)HI
GHERsoilresist
ivi
tyi
ndi
cat
esLESS
cor
rosi
vesoil…andther
efor
e,LOWERsoi lr
esi
sti
vi
tywi
l
lindicateMOREcorrosi
vesoi
l

99.Whoshal
lber
esponsi
blet
otheowner
-userf
ordet
ermi
ningt
hatt
her
equi
rement
s
ofAPI570f
ori
nspect
ion,
exami
nat
ionandt
est
ingar
emet
?
A)Engi
neerB)I
nspect
or C)Repai
rOr
gani
zat
ion D)Oper
ati
ngPer
sonnel
Answer
:B(
API570,
Par
a.4.
3.4)…Aut
hor
izedPi
pingI
nspect
or=I
nspect
ori
nAPI570)
100.Gener
alt
ypesofinspect
ion&sur
vei
ll
ancer
ecogni
zedf
orpi
pingsy
stemsperAPI
570incl
udeal
loftheseEXCEPT:
A)I
nternal v
isualandexternalvi
sual i
nspect
ions
B)On-stream andthi
cknessmeasur ementandsupplementali
nspect
ions
C)CUIinspectionandv i
bratingpi
pinginspecti
onandInj
ecti
onpointinspect
ion
D)I
nfraredTher mographyf orHotspots,RTforfoul
i
ng/pl
ugging,Soi
l
/ Ai
rint
erf
ace
i
nspecti
ons
Answer
:D(
API570,
5.5) Thesear
enotgener
alt
ypesofi
nspect
ionasperAPI570