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RT Procedure

This document outlines radiography testing procedures for inspections conducted by TWI-CIDB including: - Requirements for qualified personnel to perform and interpret radiography - Approved radiographic equipment and films - Procedures for preparing welds, positioning datum markers, and ensuring proper coverage - Requirements for image quality indicators and geometric accuracy of radiographs - Processes for film handling, viewing conditions, and generating radiography reports

Uploaded by

Luan Nguyen
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0% found this document useful (0 votes)
636 views27 pages

RT Procedure

This document outlines radiography testing procedures for inspections conducted by TWI-CIDB including: - Requirements for qualified personnel to perform and interpret radiography - Approved radiographic equipment and films - Procedures for preparing welds, positioning datum markers, and ensuring proper coverage - Requirements for image quality indicators and geometric accuracy of radiographs - Processes for film handling, viewing conditions, and generating radiography reports

Uploaded by

Luan Nguyen
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOC, PDF, TXT or read online on Scribd
You are on page 1/ 27

RADIOGRAPHY TESTING PROCEDURES

QUALITY ASSURANCE DOCUMENTATION


Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


TABLE OF CONTENT
INDEX PAGE
1.0 Scope
2.0 Ree!ence"
3.0 De#n#t#on
$.0 %u&'##c&t#on &n( Pe!"onne'
).0 R&(#o*!&p+#c E,u#pment
-.0 P!ep&!&t#on
..0 /oc&t#on 0 D&tum
8.0 E1tent o In"pect#on
9.0 C&""ette"
10.0 Sc!een"
11.0 2#'m
12.0 3eomet!#c Re'&t#on"+#p
13.0 Im&*e %u&'#t4 In(#c&t#on 5 I%I 6
1$.0 Sen"#t#v#t4
1).0 2#'m Den"#t4
1-.0 Sc&tte!e( R&(#&t#on
1..0 R&(#o*!&p+#c Tec+n#,ue
18.0 2#'m P!oce""#n*
19.0 2#'m I(ent##c&t#on
20.0 7#e8#n* Con(#t#on
21.0 Inte!p!et&t#on o R&(#o*!&p+
22.0 R&(#o*!&p+#c Repo!t
23.0 S&et4
2$.0 Accept&nce C!#te!#&
APPENDI9
Appen(#1 1 5 E1po"u!e Tec+n#,ue 6
Appen(#1 2 5 In"t!uct#on Tec+n#,ue S+eet 6
1
1
1
1 0 2
2
2
2
3
3
3
3
$
$: ): -: .: 8
8
8
8 0 9
9 0 10
10 0 11
12
12
12
12
13
13
1$
1)
1

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


1.0 SCOPE
T+#" p!oce(u!e (e"c!#;e" t+e !&(#o*!&p+#c tec+n#,ue" to ;e emp'o4e( ;4 TWI
/CIBD-<o+o! o! t+e !&(#o*!&p+4 #n"pect#on o ;utt 8e'(" #n &cco!(&nce 8#t+
AS=E: A!t#c'e 2:"ect#on 7.
2.0 REFERENCES
AS=E Sec 7 > A!t#c'e 2
Atom#c Ene!*4 /#cen"#n* Act 198$
Ion#?#n* R&(#&t#on Re*u'&t#on 5/#cen"#n*6 198-
Ion#?#n* R&(#&t#on Re*u'&t#on 5B&"#c S&et4 St&n(&!(6 1988
Ion#?#n* R&(#&t#on Re*u'&t#on 5T!&n"po!t&t#on6 1989
%u&'##c&t#on o Pe!"onne'- PCN/CSWIP/=/7@/ASNT/ACCP
3.0 DEFINITION
CIDB - Con"t!uct#on In(u"t!4 Deve'opment Bo&!(
/PTA- /em;&*& Pe!'e"en&n Ten&*& Atom5Atom#c Ene!*4 /#cen"#n* Bo&!(6
NDT- Non De"t!uct#ve Te"t#n*
PCN- Pe!"onne' Ce!t##c&t#on #n Non De"t!uct#ve Te"t#n*
CSWIP-Ce!t##c&t#on Sc+eme #n We'(#n* In"pect#on Pe!"onne'
I%I- Im&*e %u&'#t4 In(#c&to!
=/7@-=&A'#" /&t#+&n 7oB&"#on&' @e;&n*"&&n
ASNT-Ame!#c&n Soc#et4 o Non-De"t!uct#ve Te"t#n*
ACCP-ASNT Cent!&' Ce!t##c&t#on P!o*!&m
1.0 QUALIFICATION OF PERSONNEL
R&(#o*!&p+4 #n"pect#on 8o!B "+&'' ;e c&!!#e( out ;4 &t 'e&"t one R&(#o*!&p+e! &n(
one A""#"t&nt R&(#o*!&p+e!.E&c+ tec+n#c#&n "+&'' ;e !e,u#!e( to +o'( t+e o''o8#n*C
a) Radi!"a#$%"
A v&'#( /PTA R&(#o*!&p+#c Dpe!&to! '#cen"e &n( & cu!!ent Ce!t##c&te o
P!o#c#enc4 #n R&(#o*!&p+4 /ev II to & n&t#on&''4 !eco*n#?e( "c+eme.5=/7@6
2

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


&) A''i'(a)( Radi!"a#$%"
Re*#"te!e( 8#t+ /PTA &" & R&(#&t#on Wo!Be! &n( & cu!!ent Ce!t##c&te o
P!o#c#enc4 #n R&(#o*!&p+4 /ev I o! II to & n&t#on&''4 !eco*n#?e( "c+eme.
*) Radi!"a#$i* I)(%"#"%(%"
A cu!!ent Ce!t##c&te o P!o#c#enc4 #n CSWIP/PCN R&(#o*!&p+#c Inte!p!ete!
/ev II o! ACCP RT /ev II o! /ev III. A'te!n&t#ve ,u&'##c&t#on" "+&'' on'4 ;e
&ccept&;'e 8#t+ t+e p!#o! con"ent o TWI.
+.0 RADIOGRAPHIC EQUIPMENT
Dn'4 9-!&4 un#t" to ;e u"e(>=u''e! 2-0Bv =&c!ot&nB o! e,u#v&'ent.T+e"e m&4
;e (#!ect#on&' o! p&n&!om#c un#t":up to 300Bv.
,.0 PREPARATION
R&(#o*!&p+#c #n"pect#on "+&'' on'4 ;e c&!!#e( out on 8e'(ment 8+#c+ +&" ;een
v#"u&''4 #n"pecte( &n( &n4 !eme(#&' 8o!B nece""&!4 +&" to ;e comp'ete( &n(
&ccepte( ;4 TWI.In &((#t#on:R&(#o*!&p+e! #n"pect" t+e 8e'( "u!&ce o! &n4
#!!e*u'&!#t#e" t+&t m&4 m&"B o! conu"e #nte!p!et&t#on o t+e #n&' !&(#o*!&p
-.0 LOCATION OF DATUM
A'' 8e'(" 8#'' ;e po"#t#ve'4 m&!Be( (&tum &n( e&c+ po!t#on un(e! e1&m#n&t#on
"+&'' ;e po"#t#ve'4 #(ent##e( ;4 m&!B#n*" &'on* t+e 'en*t+ o t+e 8e'(.
T+#" m&4 ;e &c+#eve( ;4 t&B#n* me&"u!ement" &!oun( t+e c#!cume!ence !om &n
&*!ee( (&tum o! ;4 me&n" o t+e Ec'ocB 8#"eF met+o(.2o! p#pe":t+e (&tum '#ne
"+&'' ;e po"#t#one(:&" o''o8"C
2o! +o!#?ont&' &n( #nc'#ne( p#pe":t+e (&tum #" t+e +#*+e"t po#nt #n t+e Ao#nt
8+en v#e8e( !om t+e 'o8e! num;e!e( Ao#nt.
2o! ve!t#c&' p#pe":t+e (&tum #" t&Ben !om no!t+:8+en t+e Ao#nt #" v#e8e(
ve!t#c&''4 (o8n8&!(".
In &'' c&"e" t+e (&tum "+&'' ;e #n(e'#;'4 m&!Be( on t+e 8e'(". A mete! ;&n(
#nco!po!&t#n* 'e&( nume!&'" &'on* t+e 8e'( "+&'' ;e ut#'#?e( to &''o8 po"#t#ve
'oc&t#on o &n4 (#"cont#nu#t4.
3

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


..0 EXTENT OF INSPECTION
Cove!&*e o #n"pect#on "+&'' ;e 100G o 8e'(:He&t Aecte( Ione 0 p&!ent
m&te!#&' &(A&cent to 8e'( ?one.
/.0 CASSETTES
2'e1#;'e enve'ope c&""ette" "+&'' ;e u"e( un'e"" "pec##c&''4 "t&te(
ot+e!8#"e.En"u!e c'o"e 2#'m-To-Sc!een &n( C&""ette-To-D;Aect cont&ct.
10.0 SCREENS
/e&( #nten"#4#n* "c!een" "+&'' ;e u"e(. T+e !ont &n( !e&! "c!een t+#cBne"" "+&''
;e 0.12)mm un'e"" "pec##e( ;4 TWI.
Sc!een "+&'' ;e e1&m#ne( on & !e*u'&! ;&"#" o! (#!t o! ;'em#"+e" 8+#c+ m&4
t!&n"e! onto t+e #'m t+u" c&u"#n* "pu!#ou" #n(#c&t#on 8+#c+ m&4 m&"B out t+e
&ctu&' (#"cont#nu#t4 o! (eect.

11.0 FILM
11.1 T4pe o 2'#m
R&(#o*!&p+" "+&'' ;e m&(e u"#n* #n(u"t!#&' !&(#o*!&p+#c #'m &n( "+&'' ;e
"e'ecte( !om T&;'e 1 ;e'o8.
C'&"" B!&n( T4pe
I A*&
@o(&B
D$
=9
II A*&
@o(&B
D.
C9
11.2 Dve!'&p
R&(#o*!&p+" "+&'' +&ve "u#c#ent ove!'&p to en"u!e t+&t no po!t#on o 8e'(
!em&#n" une1&m#ne(.T+e!e "+&'' ;e & "pec##c 'e&( m&!Be! v#"#;'e on ;ot+
!&(#o*!&p+" #n t+e &!e& o ove!'&p.
$

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


12.0 GEOMETRIC RELATIONSHIP
12.1 T+e *eomet!#c un"+&!pne"" #" c&'cu'&te( &" o''o8"C -
J* K 2 1 D2D
2DD
2 K 2oc&' "#?e
D2D K D;Aect To 2#'m D#"t&nce
2DD K 2oc&' To D;Aect D#"t&nce
12.2 3eomet!#c Jn"+&!pne"" o t+e !&(#o*!&p+ "+&'' not e1cee( t+e o''o8#n*C
-
=&te!#&' T+#cBne"" J* =&1#mum5Inc+e"6
Be'o8 2 #nc+e" 0.020
2-3 #nc+e" 0.030
3-$ #nc+e" 0.0$0
3!e&te! t+&n $ #nc+e" 0.0.0

13.0 IMAGE QUALITY INDICATOR
13.I AS=E T4pe
T+e I%I p!ov#(e" & *u#(e to t+e ,u&'#t4 o !&(#o*!&p+ p!o(uce( &n( #n "t!#ct
comp'#&nce 8#t+ AS=E 7: "+&'' ;e &pp!op!#&te'4 c+oo"en !om T&;'e 2
;e'o8.A DIN)$ 109 8#!e t4pe I%I m&4 ;e u"e( &" &n &'te!n&t#ve to AS=E
I%I.
&6 Sou!ce S#(e Penet!&mete!5"6
T+e penet!&mete! "+&'' ;e p'&ce( on t+e "ou!ce "#(e o t+e p&!t ;e#n*
e1&m#ne(:e1cept #n t+e con(#t#on (e"c!#;e( #n 12.15;6

)

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


;6 2#'m S#(e Penet!&mete!
W+e!e #n&cce""#;#'#t4 p!event" +&n( p'&c#n* t+e penet!&mete!" on t+e
"ou!ce "#(e:#t "+&'' ;e p'&ce( on t+e #'m "#(e #n cont&ct 8#t+ t+e p&!t
;e#n* e1&m#ne(. A 'e&( 'ette! 2F "+&'' ;e p'&ce( &t 'e&"t &" +#*+ &" t+e
penet!&mete!" #n(ent##c&t#on num;e! #n &(A&cent to o! on t+e
penet!&mete!" ;ut "+&'' not m&"B t+e +o'e.

R&(#o*!&p+4 "+&'' ;e pe!o!me( 8#t+ & tec+n#,ue t+&t 8#'' p!o(uce &
"u#c#ent "en"#t#v#t4 !om t+e penet!&mete! #m&*e o! "pec##e( +o'e:
8+#c+ &!e e""ent#&' to &""e"" t+e ,u&'#t4 o & !&(#o*!&p+. E&c+
!&(#o*!&p+ "+&'' (#"p'&4 #t" o8n #(ent##c&t#on num;e!.
T&;'e 2C AS=E Ho'e T4pe I%I De"#*n&t#on
Penet!&mete!
De"#*n&t#on
Penet!&mete!
T+#cBne"":#n
1T Ho'e
D#&mete!:#n
2T Ho'e
D#&mete!:#n
$T Ho'e
D#&mete!:#n
) 0.00) 0.010 0.020 0.0$0
. 0.00.) 0.010 0.020 0.0$0
10 0.010 0.010 0.020 0.0$0
12 0.012) 0.012) 0.02) 0.0)0
1) 0.01) 0.01) 0.030 0.0-0
1. 0.01.) 0.01.) 0.03) 0.0.0
20 0.020 0.020 0.0$0 0.080
2) 0.02) 0.02) 0.0)0 0.100
30 0.030 0.030 0.0-0 0.120
3) 0.03) 0.03) 0.0.0 0.1$0
$0 0.0$0 0.0$0 0.080 0.1-0
$) 0.0$) 0.0$) 0.090 0.180
)0 0.0)0 0.0)0 0.100 0.200
-0 0.0-0 0.0-0 0.120 0.2$0
.0 0.0.0 0.0.0 0.1$0 0.280
80 0.080 0.080 0.1-0 0.320
100 0.100 0.100 0.200 0.$00
120 0.120 0.120 0.2$0 0.$80
1$0 0.1$0 0.1$0 0.280 0.)-0
1-0 0.1-0 0.1-0 0.320 0.-$0
200 0.200 0.200 0.$00 L..
2$0 0.2$0 0.2$0 0.$80 L..
280 0.280 0.280 0.)-0 L..

-

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP



13.2 DIN )$109 W#!e T4pe I%I
T+e I%I p!ov#(e" & *u#(e to t+e ,u&'#t4 o !&(#o*!&p+" p!o(uce( &n( "+&'' ;e
&pp!op!#&te'4 c+o"en !om one o t+e t4pe" !ecommen(e( #n DIN )$1095T&;'e 36
&" &n &'te!n&t#ve to AS=E penet!&mete!.
&6 Sou!ce S#(e Penet!&mete!

T+e penet!&mete! "+&'' ;e p'&ce( on t+e "ou!ce "#(e o t+e p&!t ;e#n*
e1&m#ne(:e1cept #n t+e con(#t#on (e"c!#;e( #n 13.2 5;6.
;6 2'#m S#(e Penet!&mete!
W+e!e #n&cce""#;#'#t4 p!event" +&n( p'&c#n* t+e penet!&mete! on t+e "ou!ce
"#(e #t "+&'' ;e p'&ce( on t+e #'m "#(e #n cont&ct 8#t+ t+e p&!t ;e#n* e1&m#ne(.
A 'e&( 'ette! 2F &t 'e&"t &" +#*+ &" t+e penet!&mete! #n(ent##c&t#on num;e!"
"+&'' ;e p'&ce( &(A&cent to t+e penet!&mete!.

R&(#o*!&p+4 "+&'' ;e pe!o!me( 8#t+ & tec+n#,ue t+&t 8#'' p!o(uce &
"u#c#ent "en"#t#v#t4 !om t+e penet!&mete! #m&*e o! "pec##e( +o'e: 8+#c+ &!e
e""ent#&' to &""e"" t+e ,u&'#t4 o & !&(#o*!&p+. E&c+ !&(#o*!&p+ "+&'' (#"p'&4
#t" o8n #(ent##c&t#on num;e!.
T&;'e 3C DIN)$109 W#!e T4pe I%I De"#*n&t#on
.

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


13.2 Num;e! o Penet!&mete!"
2o! component 8+e!e one o! mo!e #'m +o'(e!" &!e u"e( o! &n e1po"u!e:&t 'e&"t
one penet!&mete! #m&*e "+&'' &ppe&! on e&c+ !&(#o*!&p+ e1cept t+e o''o8#n*C-
&6 2o! p#p#n* o! tu;u'&! component :8+e!e t+e "ou!ce #" 'oc&te( &t t+e cente! o
t+e component &n( one o! mo!e #'m +o'(e!" &!e u"e( o! & "#n*'e e1po"u!e o
comp'ete c#!cume!ence5P&n&!om#c Tec+n#,ue6:&t 'e&"t t+!ee penet!&mete!"
"+&'' ;e "p&ce( &pp!o1#m&te'4 120 &p&!t.
;6 2o! p#p#n* o! tu;u'&! component:8+e!e t+e "ou!ce #" p'&ce( on t+e &1#" o t+e
o;Aect5Dou;'e- W&'' Dou;'e- Im&*e 7#e8#n*6 &n( ou! o! mo!e #'m +o'(e!"
Penet!&mete! De"#*n&t#on W#!e T4pe W#!e D#&mete!:mm

1-.
1
2
3
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3.200
2.)00
2.000
1.-00
1.2)0
1.000
0.800


--12
-
.
8
9
10
11
12
1.000
0.800
0.-30
0.)00
0.$00
0.320
0.2)0
10-1-
10
11
12
13
1$
1)
1-
0.$00
0.320
0.2)0
0.200
0.1-0
0.12)
0.100
8

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


&!e u"e( o! & "#n*'e "ect#on o t+e c#!cume!ence:&t 'e&"t t+!ee penet!&mete!"
"+&'' ;e u"e(.Dne penet!&mete! "+&'' ;e #n t+e &pp!o1#m&te cente! o t+e
"ect#on e1po"e( &n( one &t e&c+ en(.
c6 2o! p#p#n* o! tu;u'&! component 8+e!e t+e "ou!ce #" 'oc&te( &t t+e cente! o
t+e component 5S#n*'e-W&'' S#n*'e-7#e8#n* Tec+n#,ue6 &n( ou! o! mo!e #'m
+o'(e!" &!e u"e( o! &n e1po"u!e o & c#!cume!ence 8e'(:&t 'e&"t t+!ee
penet!&mete!" "+&'' ;e u"e(.Dne penet!&mete! "+&'' ;e #n t+e &pp!o1#m&te
cente! o t+e "ect#on e1po"e( &n( one &t e&c+ en(.
10.0 SENSITI1ITY
1$.1 T+e !e,u#!e( "en"#t#v#t4 o! e&c+ !&(#o*!&p+ u"#n* AS=E Ho'e T4pe I%I
#" 2-2T o! ;ette!.AS=E Ho'e T4pe I%I #" c&'cu'&te( u"#n* t+e o''o8#n*
o!mu'&C-
I%I Sen"#t#v#t4 K 5HT/26 1 100G

T+#cBne"" o Penet!&te( =&te!#&' In S&me Re*#on
H K D#&mete! o T+e Sm&''e"t Ho'e 7#"#;'e on R&(#o*!&p+
T K T+#cBne"" o Penet!&mete! J"e(
1$.2 T+e !e,u#!e( "en"#t#v#t4 o! e&c+ !&(#o*!&p+ u"#n* DIN )$109 T4pe I%I
#" 2G o! ;ette!.DIN)$109 W#!e T4pe I%I #" c&'cu'&te( u"#n* t+e
o''o8#n* o!mu'&C-
I%I Sen"#t#v#t4 K D#&mete! o T+#nne"t 7#"#;'e W#!e Dn R&(#o*!&p+ 1 100G
T+#cBne"" o Penet!&te( =&te!#&' In S&me Re*#on
1+.0 FILM DENSITY
2o! !&(#o*!&p+" m&(e 8#t+ &n 9-R&4 tu;e:#'m (en"#t4 8#'' ;e me&"u!e( #n t+e
&!e& o #nte!e"t &n( "+&'' ;e not 'e"" t+&n 1.8 &n( not *!e&te! t+&n 3.0.
2o! !&(#o*!&p+" m&(e 8#t+ 3&mm& "ou!ce:#'m (en"#t4 8#'' ;e me&"u!e( #n t+e
&!e& o #nte!e"t &n( "+&'' ;e not 'e"" t+&n 2.0 &n( not *!e&te! t+&n 3.0.
1,.0 SCATTERED RADIATION
W+e!eve! nece""&!4 -mm t+#cB 'e&( "+eet "+&'' ;e p'&ce( ;e+#n( t+e #'m c&""ette
to p!event "c&tte!e( !&(#&t#on !om o**#n* t+e #'m.
9

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


T+e c&""ette "+&'' +&ve & 'e&( 'ette! EBF& m#n#mum o 12.)mm +#*+: &"tene( to
t+e ;&cB &n( # & '#*+t #m&*e o t+e 'ette! EBF &ppe&!" on t+e #'m: &((#t#on&'
;&cB#n* "+eet" &!e !e,u#!e(. A '#*+t #m&*e o t+e 'ette! EBF "+&'' ;e c&''e( !eAect#on
o &n4 !&(#o*!&p+#c #'m.
1-.0 RADIOGRAPHIC TECHNIQUE
R&(#o*!&p+#c In"pect#on tec+n#,ue" "+&'' ;e c&!!#e( out #n &cco!(&nce 8#t+ t+e
cu!!ent e(#t#on o AS=E Sect#on 7 A!t#c'e 2.
T+e "pec##c !&(#o*!&p+#c p&!&mete!" to ;e u"e( "+&'' ;e (et&#'e( on t+e tec+n#,ue
"+eet" &tt&c+e( to t+#" p!oce(u!e #n Appen(#1 2.
A "#n*'e 8&'' e1po"u!e tec+n#,ue "+&'' ;e u"e( o! !&(#o*!&p+4 8+eneve!
p!&ct#c&'. W+en #t #" not p!&ct#c&' to u"e & "#n*'e-8&'' tec+n#,ue: & (ou;'e 8&''
tec+n#,ue "+&'' ;e u"e(.
1..1 S#n*'e-W&'' Tec+n#,ue
In & "#n*'e-8&'' tec+n#,ue: t+e !&(#&t#on p&""e" t+!ou*+ on'4 one 8&'' o
t+e 8e'(5m&te!#&'6:8+#c+ #" v#e8e( o! &ccept&nce on t+e !&(#o*!&p+. An
&(e,u&te num;e! o e1po"u!e" "+&'' ;e m&(e to (emon"t!&te t+&t t+e
!e,u#!e( cove!&*e +&" ;een o;t&#ne(.
NoteC Appen(#1 1 2#*u!e 1 0 2 #''u"t!&te t+e "#n*'e-8&'' e1po"u!e "etup
t+&t m&4 ;e u"e(.
1..2 Dou;'e-W&'' Tec+n#,ue
W+en #t #" not p!&ct#c&' to u"e & "#n*'e 8&'' tec+n#,ue: one o t+e
o''o8#n* (ou;'e 8&'' tec+n#,ue "+&'' ;e u"e(.
1..2.1 S#n*'e-W&'' 7#e8#n*
2o! m&te!#&'" &n( o! 8e'( component": & tec+n#,ue 8#'' ;e u"e( #n
8+#c+ t+e !&(#&t#on p&""e" t+!ou*+ t+e t8o 8&''" &n( on'4 t+e 8e'(
5m&te!#&'6 on t+e #'m "#(e8&'' #" v#e8e( o! &ccept&nce. An
&(e,u&te num;e! o e1po"u!e" "+&'' ;e m&(e to (emon"t!&te t+&t
t+e !e,u#!e( cove!&*e +&" ;een o;t&#ne(.
W+e!e comp'ete cove!&*e #" !e,u#!e( o! c#!cume!ent#&' 8e'("
5m&te!#&'6: & m#n#mum o t+!ee e1po"u!e" t&Ben 120 to e&c+ ot+e!
"+&'' ;e m&(e.
10

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


1..2.2 Dou;'e-W&'' 7#e8#n*
2o! m&te!#&'" &n( o! 8e'(" #n component" 3-1/2 #nc+ o! 'e"" #n
nom#n&' out"#(e (#&mete!: & DWDI tec+n#,ue 8#'' ;e u"e( #n 8+#c+
t+e !&(#&t#on p&""e" t+!ou*+ t8o 8&''" &n( t+e 8e'( 5m&te!#&'6 #n
;ot+ 8&''" #" v#e8e( o! &ccept&nce on t+e "&me !&(#o*!&p+. 2o!
(ou;'e 8&'' v#e8#n* on'4 & "ou!ce "#(e penet!&mete! "+&'' ;e u"e(.
C&!e "+ou'( ;e e1e!c#"e( to en"u!e t+&t t+e !e,u#!e( *eomet!#c
un"+&!pne"" !e,u#!ement #" not e1cee(e(:# "o t+en & "#n*'e 8&''
v#e8#n* "+&'' ;e u"e(.
&6 2o! 8e'(": t+e !&(#&t#on ;e&m 8#'' ;e o"et !om t+e p'&ne o
t+e 8e'( &t &n &n*'e "u#c#ent to "ep&!&te t+e #m&*e" o t+e
"ou!ce "#(e &n( #'m "#(e po!t#on" o t+e 8e'( "o t+&t t+e!e #"
no ove!'&p o t+e &!e&" to ;e #nte!p!ete(. W+en comp'ete
cove!&*e #" !e,u#!e(: & m#n#mum o t8o e1po"u!e" t&Ben 90 to
e&c+ ot+e! "+&'' ;e m&(e o! e&c+ Ao#nt.
;6 A" &n &'te!n&t#ve: t+e 8e'( m&4 ;e !e,u#!e( to ;e !&(#o*!&p+e(
8#t+ t+e !&(#&t#on ;e&m po"#t#one( "o t+&t t+e #m&*e" o ;ot+
8&'' &!e "upe!#mpo"e(. W+en comp'ete cove!&*e #" !e,u#!e( &
m#n#mum o t+!ee e1po"u!e" t&Ben &t -0 o! 120 to e&c+ ot+e!
"+&'' ;e m&(e o! e&c+ Ao#nt.
c6 A((#t#on&' e1po"e( "+&'' ;e m&(e # t+e !e,u#!e( !&(#o*!&p+#c
cove!&*e c&nnot ;e o;t&#ne( u"#n* t+e m#n#mum num;e! o
e1po"u!e" #n(#c&te( #n &6 o! ;6 &;ove.
NoteC Appen(#1 1 2#*u!e" 3:$ &n( ) #''u"t!&te t+e (ou;'e-8&'' e1po"u!e "etup" t+&t
t+&t m&4 ;e u"e(.
1..0 FILM PROCESSING
P!oce""#n* "+ou'( ;e c&!!#e( out u"#n* t+e "t&n(&!( (eve'ope! &n( #1e! "o'ut#on:
&n( "+&'' ;e #n &cco!(&nce 8#t+ m&nu&ctu!e!" !ecommen(&t#on". T+e
pe!o!m&nce o t+e p!oce""#n* 8#'' ;e c+ecBe( (&#'4 u"#n* cont!o' "t!#p" o 9-!&4
#'m e1po"e( to & Bno8n (en"#t4 &n( p!oce""e(. 2!om t+e (eve'ope( #'m: & c+ecB
#" t&Ben &n( &n4 (en"#t4 c+&n*e #" m&!Be( on & p!oce"" cont!o' c+&!t. Jppe! &n(
'o8e! '#m#t" &!e m&!Be( on t+e c+&!t to p!ov#(e cont!o'" &*&#n"t 8+#c+ t+e p'ot c&n
11

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


;e mon#to!e(. T+e !e"u't" &!e #nte!p!ete( &n( co!!ect#ve &ct#on t&Ben # nece""&!4.
T+e !&(#o*!&p+" "+&'' ;e !ee !om #mpe!ect#on" (ue to p!oce""#n* o! &n4 ot+e!
(eect" 8+#c+ 8ou'( #nte!e!e 8#t+ #nte!p!et&t#on.
18.1.2 Deve'op#n*
2#'m" 8#'' ;e p'&ce( #n +&n*e!" &n( #mme!"e( #n (eve'ope! "o'ut#on 8#t+
con"t&nt &*#t&t#on o! even (eve'opment. Deve'op#n* t#me "+&'' ;e #n &cco!(&nce
to t+&t !ecommen(e( ;4 #'m m&nu&ctu!e!. It "+&'' no!m&''4 ;e ) m#n. At 20 C
o! 5-826. I tempe!&tu!e o t+e (eve'ope! v&!#e": (eve'opment t#me "+ou'( ;e
&(Au"te( &cco!(#n*'4.
18.1.2 Stop B&t+ o! R#n"e
Ate! (eve'opment #" comp'ete(: t+e #'m "+&'' ;e #mme!"e( #n "top ;&t+ o! !#n"e(
#n c'e&n !unn#n* 8&te! to "top t+e &ct#v#t4 o t+e (eve'ope!.
18.1.3 2#1#n*
2#1#n* "+&'' ;e (one t8#ce t+e c'e&n#n* t#me ;ut not mo!e t+&n 1) m#n. #n !e"+
#1e!.
18.1.$ W&"+#n*
W&"+#n* "+&'' ;e (one 8#t+ con"t&nt 'o8 o c'e&n !e"+ 8&te!. R&te o 8&te! 'o8
"+&'' ;e &pp!o1#m&te'4 ) to - t#me" t+e vo'ume o 8&te! t&nB pe! +ou!. Ate!
8&"+#n*: t+e #'m "+&'' ;e !#n"e #n ;&t+ o MP+oto 'oN 58ett#n* &*ent6 o! 1 m#n to
m#n#m#?e t+e c'#n*#n* o 8&te! (!op'et" on t+e #'m".
18.1.) D!4#n*
T+e #'m "+&'' e#t+e! ;e 'et to (!4 on t+e (!4#n* !&cB" o! (!#e( ;4 t+e (!4#n*
m&c+#ne 5A*& 3&v&e!t St!uctu!#1 (!4e!6.
18.1.- C+em#c&' J"e(
Deve'ope! > A*& St!uctu!#1 3 128
2#1e! > A*& St!uctu!#1 3 328
2#'m &n( p!oce""#n* c+em#c&' "+&'' ;e u"e( !om t+e "&me comp&t#;'e ;!&n(.
12

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


1/.0 FILM IDENTIFICATION

E&c+ #'m 8#'' ;e #(ent##e( ;4 t+e u"e( o 'e&( "4m;o'" to #n(#c&te t+e o''o8#n*
m#n#mum #no!m&t#onC -
&6 T+e Ao; o! 8o!Bp#ece
;6 T+e 8e'( num;e!
c6 T+e "ect#on o t+e 8e'(
(6 T+e (&te o t+e te"t
e6 T+e 8e'(e!" #(ent##c&t#on
20.0 1IE2ING CONDITIONS
T+e !&(#o*!&p+" "+&'' ;e e1&m#ne( #n & (&!Bene( !oom. T+e !&(#o*!&p+ v#e8e!
"+&'' p!ov#(e & '#*+t "ou!ce "u#c#ent o! t+e e""ent#&' I%I 8#!e/+o'e to ;e v#"#;'e
o! t+e "pec##c (en"#t4 !&n*e. T+e '#*+t !om &!oun( t+e oute! e(*e" o t+e
!&(#o*!&p+" 8#'' ;e m&"Be(.
21.0 INTERPRETATION OF RADIOGRAPHS
A c&'#;!&te( (en"#tomete! o! c&'#;!&te( (en"#t4 "t!#p 8#'' ;e Bept #n c'o"e
p!o1#m#t4 to t+e v#e8e! &n( & E"potF +#*+-(en"#t4 #''um#n&to! 8#'' ;e &v&#'&;'e. A''
comment 8#t+ !e*&!( to #'m ,u&'#t4 &n( #nte!p!et&t#on 8#'' ;e !eco!(e( on t+e
#'m o'(e! &n( on t+e !&(#o*!&p+#c !epo!t o!m.
T+e (en"#t4 o (en"#t4 "t!#p" &n( (en"#tomete! c&'#;!&t#on "+&'' ;e ve!##e( ;4
comp&!#"on 8#t+ & c&'#;!&te( "tep 8e(*e #'m t!&ce&;'e to & n&t#on&' "t&n(&!(. T+e
(en"#tomete! "+&'' ;e c&'#;!&te( #n &cco!(&nce 8#t+ p&!&*!&p+ ) o SE-10.9:
C&'#;!&t#on o T!&n"m#""#on Den"#tomete!.
22.0 RADIOGRAPHIC REPORT
W!#tten !epo!t "+&'' ;e p!ep&!e *#v#n* t+e !e"u't o &'' t+e te"t" pe!o!me( u"#n*
t+e TWI/CIDB R&(#o*!&p+#c Repo!t 2o!m&t cont&#n#n* &'' !e'ev&nt #no!m&t#on #n
!e*&!(" to R&(#o*!&p+4 In"pect#on.
13

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


23.0 SAFETY

A'' !&(#o*!&p+#c 8o!B 8#'' ;e c&!!#e( out #n &cco!(&nce 8#t+ St&tuto!4 S&et4
Re,u#!ement &n( 8#t+ TWI/ CIDB 5<o+o!6 S(n. B+(. R&(#&t#on S&et4 St&n(#n*
In"t!uct#on".
A'' !&(#o*!&p+4 In"pect#on 8o!B "+&'' ;e #n &cco!(&nce 8#t+ /PTA !u'#n* &n(
"&et4 !e,u#!ement.
20.0 ACCEPTANCE CRITERIA
T+e !u'#n* co(e o! (eect" ev&'u&t#on on p'&te &n( p#p#n* 8e'(" "+&'' ;e #n
&cco!(&nce 8#t+ AS=E I9 1999 e(#t#on 5A!t#c'e 1 "ect#on %W- 191.2.26
1$

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


APPENDIX 1
3 EXPOSURES TECHNIQUE )
1)

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


APPENDIX 2
3 INSTRUCTION TECHNIQUE SHEETS)
1-

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP



TECHNI%JE SHEET PA3E 1 o 3
RADID3RAPHIC E9A=INATIDN D2 WE/DS
5P/ATE6
RT-01
1.0 Ma(%"ia'C C&!;on Stee' o! St&#n'e"" Stee'
2.0 S*#%C App'#c&;'e to ;utt 8e'( on p'&te - mm t+#cB &n( &;ove
3.0 E45i#6%)( (7#%C =u''e! 2-0 B7 =&c!o t&nB
$.0 Radia(i) S5"*%C 2.3 mm 1 2.3 mm: 2-0 B7 9-!&4 m&c+#ne
).0 T%*$)i*ia)' Q5a8i9i*a(i)C
&6 Dpe!&to! > +o'( v&'#( /PTA Dpe!&to! /#cen"e PCN/ CSWIP/ACCP RT /ev. OO
;6 A""#"t&nce Dpe!&to! > !e*#"te!e( 8#t+ /PTA &" 8#t+ /PTA &" R&(#&t#on
8o!Be! &n( +o'( PCN/ CSWIP/ ACCP RT 'eve' O
c6 Inte!p!ete! > Ho'(" CSWIP / PCN RI /ev. OO o! ACCP RT /ev. OO/III
-.0 T%*$)i45%C S#n*'e 8&'' "#n*'e #m&*e 5SWSI6
..0 G%6%("i* "%8a(i)'$i#C R&(#&t#on ;e&m &t 90 to 8e'( &n( #'m
8.0 F*a8 ( Fi86 Di'(a)*%C 1- #nc+ o! *!e&te!
9.0 Fi86 (7#%C A*& D. o! e,u#v&'ent *!&#n "#?e
10.0 Fi86 *:%"a!%C 2#'m 8#'' ;e e,u#(#"t&nce "p&ce( p'u" )0mm ove!'&p ;et8een
A(A&cent e1po"u!e
11.0 Q5a)(i(7 9 9i86C P6 $
Q
1 10
Q
/en*t+ o #nte!e"t
8
OO6 $
Q
1 1)
Q
/en*t+ o #nte!e"t
13
1.

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


12.0 I)(%)'i97i)! '*"%%)C /e&( 5P;6 0.12)mm !ont &n( !e&! 0.12)mm

TECHNI%JE SHEET PA3E 2 o 3
RADID3RAPHIC E9A=INATIDN D2 WE/DS
5P/ATE6
RT-01
13.0 E;#'5"%C mAm#n 1 22D
2

22D
1

8+e!e mAm#n #" &" o''o8"

T$i*<)%'' 6A6i) =: Ma 5'%d
- mm 21 mAm#n 1$0 @v $ mA
9 mm 3) mAm#n 1$0 @v $ mA
1$.0 Fi86 9a*("C C+&n*e o #'m !om C1 to D.

Fi86 T7#% C1 D.
Fi86 Fa*(" 2.) 3.)
2#'m 2&cto! D. 9 D!#*#n&' e1po"u!e
2#'m 2&cto! C9
D!#*#n&' e1po"u!e 5p'&te -mm6 K 1.03 m#n
Ne8 e1po"u!e K 3.) 9 1.03
2.)
Ne8 e1po"u!e t#me K 1m#n 2- "ec
1).0 I6a!% Q5a8i(7 i)di*a(" 3IQI6C D#n -2 2e 8#!e t4pe: "+&'' ;e p'&ce( on t+e
"ou!ce
"#(e on e&c+ cente! o t+e (#&*no"t#c 'en*t+ o
!&(#o*!&p+
t R 20mm 10-1-
20 R t S )0 mm --12
t S )0 mm 1-.
18

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


1-.0 G%6%("i* U)'$a"#)%''C /e"" t+&n 0.)mm


TECHNI%JE SHEET PA3E 3 o 3
RADID3RAPHIC E9A=INATIDN D2 WE/DS
5P/ATE6
RT-01
1..0 P"*%''i)! 36a)5a86C Deve'ope! - A*& St!uctu!#1 3 128
2#1e! - A*& St!uctu!#1 3 328
Stop ;&t+ - A*&
P+oto > 2'o - A*&
18.0 S%)'i(i:i(7C 2 G o! ;ette!
19.0 D%)'i(7> Not 'e"" t+&n 2.0 &n( not *!e&te! t+&n 3.0 t+!ou*+ 8e'( met&'
20.0 A**%#(a)*% C"i(%"iaC AS=E 19 1999 e(#t#on 5A!t#c'e 1 "ect#on % !ev- 1.91.2.26
FORMULATED BY> ???????????????????????????? DATE> ??????????????
S$a@a$aa) P"%6
ASNT A ACCP L%:. BBB C 11+2-0
19

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


APPRO1ED BY> ????????????????????????????? DATE> ??????????????
QUALITY ASSURANCE MANAGER

TECHNI%JE SHEET PA3E 1 o $
RADID3RAPHIC E9A=INATIDN D2 WE/DS
5PIPE &;ove 2N- DWSI6
RT-02
1.0 Ma(%"ia8C C&!;on Stee' o! St&#n'e"" Stee'
2.0 S*#%> App'#c&;'e to ;utt 8e'( on p#pe DD &;ove 2N: . mm t+#cB &n( &;ove
3.0 E45i#6%)( (7#%C =u''e! 2-0 @7 =&c!o t&nB
0.0 Radia(i) S5"*%C 2.3 mm 1 2.3 mm 2-0 B7 9-!&4 m&c+#ne
+.0 T%*$)i*ia)' Q5a8i9i*a(i)C
;6 Dpe!&to! > +o'( v&'#( /PTA Dpe!&to! /#cen"e PCN/ CSWIP/ACCP RT /ev. OO
;6 A""#"t&nce Dpe!&to! > !e*#"te!e( 8#t+ /PTA &" 8#t+ /PTA &" R&(#&t#on
8o!Be! &n( +o'( PCN/ CSWIP/ ACCP RT 'eve' O
c6 Inte!p!ete! > Ho'(" CSWIP / PCN RI /ev. OO o! ASNT RT /ev. OO
,.0 T%*$)i45%> Dou;'e 8&'' "#n*'e #m&*e 5DWSI6
-.0 G%6%("i* "%8a(i)'$i#C R&(#&t#on" ;e&m o"et Au"t out"#(e" 8e'( toe
..0 F*a8 ( Fi86 Di'(a)*%C Dut"#(e (#&mete! 5DD6 T (#"t&nce !om oc&' "pot 516
/.0 Fi86 (7#%C A*& D. o! e,u#v&'ent *!&#n "#?e
10.0 N56&%" 9 %;#'5"%C 3 t&Ben o 120
U
to e&c+ ot+e!
11.0 Fi86 *:%"a!%C 2#'m 8#'' ;e e,u#(#"t&nce "p&ce( p'u" )0mm ove!'&p ;et8een
&(A&cent e1po"u!e
12.0 Q5a)(i(7 9 9i86C P6 $
Q
1 10
Q
DD 1 3.1$ o! e&c+ e1po"u!e
20

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


2$
OO6 $
Q
1 1)
Q
DD 1 3.1$ o! e&c+ e1po"u!e
39

TECHNI%JE SHEET PA3E 2 o $
RADID3RAPHIC E9A=INATIDN D2 WE/DS
5PIPE &;ove 2N- DWSI6
RT-02
13.0 I)(%)'i97i)! '*"%%)C /e&( 5P;6 0.12)mm !ont &n( !e&! 0.12)mm
10.0 E;#'5"%C mAm#n9 22D
2

22D
1

8+e!e =&-m#n #" &" o''o8"

T$i*<)%'' Ma D 6i) =: Ma 5'%d
..1 mm 3) mAm#n 1-0 @v $ mA
10.9. mm $0 mAm#n 180 @v $ mA
1+.0 Fi86 9a*("C C+&n*e o #'m !om C1 to D.

Fi86 T7#% C1 D.
Fi86 Fa*(" 2.) 3.)
2#'m 2&cto! D. 9 D!#*#n&' e1po"u!e
2#'m 2&cto! C9
D!#*#n&' e1po"u!e 5..1 mm6 K 1..2 m#n
Ne8 e1po"u!e K 3.) 9 1..2
2.)
Ne8 e1po"u!e t#me K 2 m#n 2$ "ec
D!#*#n&' e1po"u!e 510.9. mm6 K 1.9. m#n
21

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP


Ne8 e1po"u!e K 3.) 1 1.9.
2.)
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22

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP



TECHNI%JE SHEET PA3E $.o $
RADID3RAPHIC E9A=INATIDN D2 WE/DS
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FORMULATED BY> ???????????????????????????? DATE> ??????????????
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23

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP



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RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP



TECHNI%JE SHEET PA3E 2 o $
RADID3RAPHIC E9A=INATIDN D2 WE/DS
5PIPE 2N 0 ;e'o8- DWDI6
RT-03
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RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP



TECHNI%JE SHEET PA3E 3 o $
RADID3RAPHIC E9A=INATIDN D2 WE/DS
5PIPE 2N 0 ;e'o8- DWDI6
RT-03
1+.0 I6a!% Q5a8i(7 i)di*a(" 3IQI)>

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2-

RADIOGRAPHY TESTING PROCEDURES
QUALITY ASSURANCE DOCUMENTATION
Document No.
SP/TWI-CIDB/
RT -001
DATE
29/8/03
Rev.
01/SP



TECHNI%JE SHEET PA3E $ o $
RADID3RAPHIC E9A=INATIDN D2 WE/DS
5PIPE 2N 0 ;e'o8- DWDI6
RT-03
FORMULATED BY> ???????????????????????????? DATE> ??????????????
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QUALITY ASSURANCE MANAGER
2.

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