WELDING PROCEDURE QUALIFICATION RECORD BORYEONG THERMAL POWER PLANT PROJECT PQR No : BR-PQR-001¢@ pAcUM INDUSTRYALCO.trD. Vg DAEWOOERC BORYEONG THERMAL POWER PLANT PROJECT WELDING PROCEDURE SPECIFICATION(WPS) v Down WPS NO "A-1-0303-001 DATE —_ May.02,2006 REVO. ISUPPORTING POR NO.(S) BR-POT-001 WELOINGPROCESS GTAW. TYPE MANUAL, GOINT Point Desion Groove & Filet [JOINT DETAR rae Backing / Retainer NAA, 37.5 Backing / Material N/A BASE METALS P-No,_3_GRNo_T Z TO P-No. 8 GR\No_1 Materiat Spec. 'SA209T14 oF Equi SH 2 = mm Hrhicknss Range GROOVE -1.6mm=12mm_ [GAS FILLET: Unlimited [Percent Compositio Mix 99.9%4(PURE} Deposited Weld Metal GT: MAX. 12mm Shielding Gas ‘ARGON PIPE Dia. Range Seal wale:9.5(s06 note 3), Unimited|seenoteg|Gas Backing NAL [PREHEAT Preheat Temperature(Min.) Tate 5.28 linterpass Temperature(Max.) 3500. EREOS=G others NA. = No.(Ciass) 6 JA-No.(Class) 3 [POSTWESD HEAT TREATMENT Zamm Temperature Range N/A Holding Time Range N/A Postion of Groove AL HECHNTOUE. [Stringer or Weave Bead lritice or Gas Cup Size Method of Back Gouging Stringer & Weave 13mm Arc Air Gouging, Grinding oc IMutiie or Single Pass Muttiple, Single 2 rravel Speed(Range) 6-20CM/MIN 3O= 200K nial and interpass Cleaning Ginding, Brushing a= 30v Peening NA Tungsten Electiode Size and Type EWin=2,2.4mm_, [others N/A. lotners NA. FILLER METAL ‘CURRENT . | ee LAYER No. | PROCESS [crass | biaMeTen [TYPE | AMP(A)T vorTiyy | MVEL SPEED | OTHER Tat Graw | ERGOS-G | 2.4F Des? [90-200] 8-20 | 6-20 OMIMIN Sond wpe & Bal NOTES 1.This WPS shall not be applied where impact test is required 2.Consumable insert Chamber Pulsing current None 3.For Tubes or handhele and inspection plugs or fittings that are secured by physical means and seal welded a)throat thickness : max. 9.5mm b)pipe diameter : unlimited PREPARAED BY (WELDNG ENGINEER) ‘APPROVED BY(OWNER) gl vealed REVIEWED BY (QUALITY MANAGER) Bh alt, abs B44 ZZ 606. $M “b. €. 4 ob. £9 (287,89 4%}-S 8-01 1-01, R2)JOTHERS: N/A 71h PROCEDURE QUALIFICATION RECORD (PQR) POR NO:_BR-POR-001 REV. 0 CODE APPLIED : ASME SEC.IX ‘Test Date: 02.May, 2006 |Page : 1 of 2 WELDING PROCESS(ES) IMPACT TEST: YES( ) NOC 0) WELDING TYPE(S) MANUAL( 0 ) SEMI-AUTO( ) MACHINE( ) AUTOMATIC( ) [JOINT DETAILS(aw-402) [PREHEAT(GW-406) 22 PREHEAT TEMP : 121 \se INTERPASS TEMP : 350 PREHEAT MAINT : N/A JOTHERS : N/A [ mm POST WELD HEAT TREATMENT (GW-407) HOLDING TEMP : N/A anim HOLDING TIME : N/A JOTHERS : N/A BASE METALS (QW=409) IGAS PERCENT COMPOSITION (aW-408) MATERIAL SPEC: A209 }TYPE or GRADE: Tia Percent Composition Mix : 98.9% Flow rate : 18 Limin IPIGROUP No: 3 / 1 Shielding Gas : Argon [TEST COUPON THICK : 8mm Gas Backing : N/A {rest COUPON DIA: 2" Sch.80 lotHERs [ELECTRICAL GHARAGTERISTIC (GW-408) FILLER METALS(QW-208) PULSING CURRENTIGTAW): DC/SP TUNGSTEN ELECTRODE SIZE(GTAW): 2.4mm ISFA No.! AS.28 JoTHERS : N/A JAWS No.: ERBOS-G F-No.: 6 [TECHNIQUE (GW-410) JA-No.: 3 ISTRING or WEAVE : Stinger & Weave FILLER METAL SIZE : 2.4 mm JORIFICE. CUP. or NOZZLE SIZE : 9-13mm WELD METAL THICK: 8mm IMETHOD OF BACK GOUGING : None JCONSUMABLE INSEAT(GTAW): NOT APPLICABLE SINGLE/MULTIPLE PASS :Multiple Single PEENING : N/A JOTHERS : N/A POSITION (GW-405) POSITION OF GROOVE : 5G WELDING PROGRESSIC : UP JOTHERS: N/A WweLD | PROG FILLER METAL ELECTRICAL CHARACTERISTICS TSPEED | HEATINPUT | _ ELECTRODE pass | ess | crass SUE, POLARITY] —AMPS(A) [VOLTS | _(Ma/Min om BRAND, ist | Taw] ERa0S-G 24F poisP | 113, 10 49.5 1969,7| Thyssen ano | Gtaw| ER0s-G 24g DeisP | 130 10 48.1 1621.6] Thyssen apo | Graw| ERE0s-G 24g poisP | 160, 16 44.5 3451.7] Thyssen 4TH | GTaw | ERG0S-G 248 poise | 172 16 aur 3969.7] Thyssen (2ST BaA-BI-011-03, RO)Via PROCEDURE QUALIFICATION RECORD(PQR) |PQR NO.: BR-PQR-001__REV. 0 CODE APPLIED : ASME SEC.IX. Test Date : 02.May, 2006 |Page: 2 of 2] TENSILE TEST (QW-150) ‘SPECIMEN No. | WIDTH] THICKNESS AREA ULTWATE UISTRESS TYPE OF (MM) (ui) sa.MM) | T-LOAD(kg | (Kat/Sa.MM)__|_ FAILURE & LOCATION No.1(9) [79.01 7.31 138.96 67.49 486) Base Metal No.1(9) [19.13] 7.55 144.43 67.17 465 Base Metal GUIDE BEND TEST (QW-160) ‘SPECIMEN No. RESULT TYPE OF BEND Size No. 1(9=1) Pass Transverse Face Bend Test 20 X7 No.2(9-1) Pass Transverse Face Bend Test 20X7 No.1(9=1) Pass Transverse Root Bend Test 20X7 No.2(9=1) Pass Transverse Root Bend Test 20X7 TOUGHNESS TEST (QW-170): N/A ‘SPECIMEN NOTCH [NOTCH] TEST [_IMPAGT VALUEWOULE) [LATERAL EXPANSION] DROP WEIGH TEST NO. Location | type | temp. |" 1/2/3 | AVERAGE [% SHEAR MILS_[ BREAK NO BREAK FILLET WELD TEST (QW-108): N/A RESULTS: SATISFACTORY( REJECT( ) IPENETRATION INTO PARENT METAL: Yes( ) Not) MACRO-RESULTS: JOTHER TESTS: N/A ITYPE OF TESTS: NA DEPOSIT ANALYSIS: NA JOTHERS: NA WELDER NAME: J.C.KIM ID.NO.: _BR-W-001 STAMP NO.: IEST CONDUCTED BY : KOREA TESTING AND RESEARCH INSTITUTE FOR CHEMICAL INDUSTRY LAB. TEST REPORT NO. : TAS-014607 NOTE: N/A We cerity that the statements in his record are correct and that the test welds were prepared, welded and tested in accordance lwith the requirements of ASME ae b 5 vob t. 14 PREPARED BY : yal DATE 2ab 9 U , , IcenmFieD By AG DATE : ob, 6 7. Japeroven By AAO pare (AAR 8B B-1-011-03. 481)zoo Gro poo tO IFO loivo ero RLU WAIN + CIN YOR SAN Ue | i ‘OL LET ON: i NIM £ DNO.UF OM L9AFOMd OTOUYEOSUS AIT VAT INELL ATSTONON TLLONA'L9 X 70S WARIANN LVI LH AH VL GOCVSSY ANY NNVINSUNNWN 8 SAMOOTIVA FUP i EAR ZO-AG-TRINCTTT “Stas H4cv0g) GAY (HOMME LAVA 1-78 SUSY A/LVTO) FUSE VS MINSYCFORT/O) BUDS V NESDIS O07 FNC NIUSTH 00, eC GREAT, Ae ALE FOZOL NB ALVOIALLYAD NOLLIDISNI Ses NNVINSINNIY ¥ OeMNOT np 1006 OSI C ANOdTA LSAL TIAL kU wogoss D) BT acme] abe w tt azee sesciaio| se ou " sect esata] st te st oreze 065310] Pa 1 ie rece 6850310] 18 8 18 soupy sauna as3* ix or FF s ar 9 oe sr si ef ost re se tr si se sor re lex 19F se Iss oer ee e vane ‘ur loc sir ore lic tugs. 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INSPECTION CERTIFICATE SCHEDULE F SEAKOR TRADING CO. ech as per: AWSIASME SFAS.O1 184-33, Kuseo 2 Dong Keumjung- PUSAN Nr./No.: 1-2006-04-952961 Rev. 0 Sate / page :tvonttt Besiei-Ne ‘reer ‘OSSKTAWEDOG4 vor/or 05122008 ‘Auteage-Né Werks oree 00181382 LeterscheinPositon _Dispetennoesiion _ 2001275370 /0010 vom /ot 05.12.2005 Profgegenstand Tost object ‘Schweistab / welding rod no Handelsname Tate desgraton UNION MO Nombezeichoung Standard clacseaton EN 1665-483 W2Mo/EN 12070-WMoSi AWS AS2068: ERBOS-G ¢ Preduktkennaeichnung _Masing of product ‘bmessurg Dinerson| 40% 1000 mim SeslenGhargenNe. tablet No. 00107 Lefermenge ‘Quantiy delivered ——2408KG A oa Leey dy - © ben ko “Anlorderungen | Recurerent| a ‘Chemiache Zusammensetzung in % Season | sore som Te lalm[*[>]el=|=[=]v =|) = Heat io | Remarks | [eoo.or 0.10) o63| 179/0008) 0073] 05) 048] 0.04| 000% 0003) a5 I L 1 T tt Zagversuch mach nemee Probenvorereung Tenis sezordng fe ‘Specimen preparation Protemp. | Swecigrenze | Detngrense | Zugfestgkeit | Oshmung | Einschnorung | Semekung T Ren R, Ry A z - —— ~ Testtamp, | vied pent | vielsvergm |Tensie wrens | ongaton | Reducten | Remar pew 8t *c wpa _|arumron| Mea | %Losaa einai 20 S80 Diu lagbegevonich oer Karbciogbee Tech es Probenvorbereiung Imp tet sccorogto __“S Specimen preparation I Pratap. | Kesschogatet Mndatiers | Mitelwer | Lat Brung ] Krstaliner T Kv Bruchantel Testtem. | Absorbed enery minimum ves | Average | tawatearuen | Shear tactre = an 4 4 mm % f ffi Enwreesto ev | | ! Ag Temeikang Tha produet UNION TMO reels fe requremenia of fh Mer meta specication a Raman ASME, sell pat, AWS A5.28-96, cassifeation ERBOS-G. when tested in accordance wih thal speciation tf Tow Datum / bate ruc Duns ese enna run ne gu ane nase, Abnahmebeautrey om mowers assed napactonsrceriave Pk 25.01.2008 nae 2 Seen Sree EineSaactinn fonscucie See wotaa a seoat— maemtaneMA GSA SA WE: 05-1879-71-3 CALIBRATION CERTIFICATE — | Certificate No, ABSWA FEY ARS 222-13 mola (19/082) TEL: 02) 860-1618 FAX ! 02) 860-1673 Page of Pages Email + smkim@iat.ro,ke 4. 91 5174 ( Client ) 7H B(Name) Males FAL Address}) | BUNS RUE Re APel sga-2 SEA A see 2. B 1 ( Callbration item ) 2718 (Dascriotion) 2 RAPS SW AEBTSIAL 9! M41 ( Manufacturer & Model): SATO [SK-8700n) 21714 ® (Serial No.) : 8603384 3. BYWAF( Date of Calibration ) = zsdoa ise 4, BB HS ( Environment ) SS lomparatuel | (234.2) 0 AGES (Retative Humidity) : (50 + 5) % RH. BUYS (Location) | BTYEEH (KT Lab.) OISMS (Mobile Led.) GNBBT (On Site Calibration) 8, SUHEal 424 ( Calibration Traceabilly ) BU SAS At ( Caloraion mothod anajer bret desertion |: B21 717i SA Bmlal REMAASHCP201~A-129, KTI ol 2} 37} Ga FRSC SBM0l AA FEAST tol ate Side. ae BO AGEL Ewe WAL (Lit of used stendarde/epeeifications ) Areas [asi st wa Wass BE FRAA Bae Deseriotion Maraticnat and Modo! | Serial Number| Cal. valid ueeit_] Calbration Laboratory Blackbody Calibration Source | GERO / WAF70-380 61147-2 2006. 04. 17. KTL L Linearpyrometer IKE / LP2-2 80-31/ 95.11] 2006, 01. 02. TL 8.24 22 (Calibration Recuts) «> BABA a (+ IAISH HA) 7, ABBA (Measuoment Uncertainty): BOB wz a | BE* Weasuremente performed by) Bae Wboreved bv) ae ite): 71 (affimaton) mie a 4 (Tmo) a # Y (Name): a4 IRIS 4 @ Name): Ne “GB 1 S811 BANAT Le Untemations Laversion Acciadtaton Cooberatee] YITFNY (Molval Recvaition Avanaervent 8 AB EL SSR AAU PKOUS)ZFe Selwe Soil ae MAY CH (he above caltration coriicae ie the Aectedied calibalion lms by Korat Labosatory Accredtatcn Scheme, wiich saned tha LAC-MRA.) 200549 N13 Suze 1gHeA dy AYZIe ‘Tho Head of Calloration Laboratory Accredited by KOLAS, Repudiic of KOREA AL aA za Ss | At me J = Al a ru President, Korea Testing Lal fal (Sl Sue AYP NANA ag TAs DAG, 2,85 IN SAS MAT wae Bole sat auch FG 1071-01-03 eeveveo sv Ci wivessen ayug2ax Se Me e: 051879-71-3 CALIBRATION RESULTS Certificate No. A@SHA P22 FES 222-13 mola] (2)/(&2) TEL: 02) 860-1618 FAX : 02) 860-1673| Page of Poaes Email: _smkim@tdl.te.ke o7Ws a SAZSM O RRHAM AA: SATO (SK-8700I11 © Wes f 9603384 BERD) AAR) sas(r) 0.0 2 44 4 100.0 96 18 200.0 194 1.8 300.0 “293 1.5 400.0 390 15 > SAR Emissivity) © SIBAS(UASE 95 %, apes |{feevenea or Tmeseres | wirnesseo 6yTu. ome Ka KOT nome KOM MOTI KORE OTHE MOTRIC KOTRIC KOTRIEKOTHC FOTRE KO"=IC KOTRIE KONIC KOTRIEVorwc nem £ & : © ever Tesingad een tC by § gp EREE ye oeye apy sae; 7 3 BUS ALA RAS GD 3 z g g 539-8, Gajwa 3-dong, Seo-gu. Incheon, KOREA TEL 82-32-5709-700 FAX 82-32-575-5613 a 2 Report No : TAS-014607 Receipt Date : May.04.2006 a = Name of President Yong Koo Lee Test Date : May. 11.2006 3 g Name of Company : DAELIM INDUSTRIAL CO. .LTO. g 8 Client's Address : #146-12 Susong-Dong. Jongro-Ge, Seoul, Korea, a {Samo Nano © aR-Pr-co i i 3 : TEST RESULTS 8 2 __ RESULT [TEST METHOD : |Reter To [ASME Sec. IK : 2004 g — —| [Attachment f © USAGE + SUBMITTED PURPOSE FOR(DAEL IN/DAEWOO) 2 NOTE : 1. The test result of this test report only limited in the sample and sample name presented by 2 the client and do not guarantee the al! products of the client 2. This test report shall be used only within the purpose of its defined usage and also shal Not be used for public relation, advertisement and suit without the KTA's written approval . ( MOTRIC KOTRI" HOTRIE HOTRIC KORE nhc KOTAK nEED CY CD reveneo ay SED BY ie ] wirnesce By} rag | = Tae-Bum (82-32-5709-711) Technical Manager: Ho-Myung Jang Vay.11,2006 No TM. four DIRECTOR GENERAL, KOREA TESTING & RESEARCH INSTITUTE RELIABILITY ASSESSMENT CENTER TofTotal 1 Page(s) Bo Won . Pog, 5 DRLOW OM ROW 110% RMON 91410% DAMON 940% QRELDN 10% DAHON 9H.» ORMLANHLLOM OROM 40H IRON DIO Testing Personnel : KIM, AO TRIE KOMME KOTHIE KOTIE Koha KOTRIC KO"5 1 korsi¢ ors Orme ORC KOTRIC KOTRIC KOTRIGKOTRIC RUTRIC KOC MOFREKOTHC KOTRIC (rf KOARIE KOT KOTAIC Kah KORG KO ormc kergiéxorrigdonnic wo PROCEDURE QUALIFICATION RECORD ( PQR ) CD BSss1isiem al Shemicet PUsY Company Korea Testing and Research institute Report No TAS-14607 DAELIW/DAEWOO AHAB 7 e He SMe! Aellabilty Assessment Cong sy Date of Report May. 11st. 2006, PQR Na BR-POR-001 _ _ Tensile Test _ Specimen Width: Ultimate Tensile | Ultimate Unit ‘Type of eta | om) =| _Acatee | Load(kN) | Stress(N/m) | Failure & Location mai) _|_1901_[—731_|_13896_| 67.49 486, BASE METAL Ne2(Q) [19.13 [7.55 [144 67.17 | 465 BASE METAL Guide Bend Tests | Specimen Type of bend (wie) Results Remarks Tal(9-D_| Transverse Face Band Test 20%7 Pass Na2(9-1)_| Transverse Face Bend Test 20x7 Pass Nal(9=1)_| Transverse Root Bend Test 20%7 Pass Na2(9-1) | Transverse Root Bend Test 20x7 _ Pass Impact Tests Hardness Tests Size of specimen( V-notch) Test load __kef Test eno _ ‘Type of the Hardness _Vickers(HV) Base Weld specimen] Base } HAZ | Weld | |Specim) Mets HAZ eal er | Metaiin |G) | Metain | ment) Na tars peta | Nal ToP | 7 Nol NS Other Tests Radiographic-Ultrasonic Examination Macro~Examination RT Result UT Result Corrosion Testing) ‘Size of specimen. mn Test c “Test period h Ferrite Content ( 9 ) Weighig) Mass Specim ) Area Base HAZ FILL won Na] ws | we | mr | tes | Msble | prepared, welded, and tested in accordancg ASME Code(2004) Materials Welding Process Tester _T. B. KIM SASSO) correct and that the test welds were 8 3 gREPORT OF RADIOGRAPHIC EXAMINATION ‘yp AL ALE ot a AL Report Nowa WE ANS- BR-PQT-001 ae yo a ALL NATIONS Co.,Ltd. Page Noo17 = 1 of 2 AGA BAT HIE 495-66 2068) ‘TEL:(02)2108-5360~7 FAX-(02)2108-5355 sini Project No/NameC@°PKE/a) Customer FAD DAELIM INDUSTRIAL CO.,LTD / DAEWOO F&C 29 she 7.8871 POT Tem No/Name hea 2/9) Part No/NameCh BU R/@) PQTCTUBE) ‘A-T-0903-001 DWG Ne. Revision Operation No. “Roplied Standard (8 FAD) Rev. No. N/A ASME See 1 ° Source No, 0, 60008 Serial No Wa Source Type [IM -is2 T1co-60 Voltage NA remy Proector T" ntensity 20 Ci Heray Broker | Sarrent WAL Focal Size 27 17a Focal Size NA Expose Time 3 Min 00 See Expose Time N/A Matera Type (@@D Material Thickness CA) Penetration Thickness OF} FAD) SA209T La Simm 20m Shim Thickness (2 FAD QI Type CREA ED LQr EEA) Wi Source Sige N/A mum IMI vice Tye C1 Hole Type ASTM-1A, Orin site Contrasimeter AZAD Source(Focus) To Film Distance (D.FFD) | Film Brand Typo BAZVBW wis Mivinoue 500 ram KODAK / T-200 (Type 1) Density Ge) Sensi Film Size 2.0~ 40 13-286 sigrei2" Fim Vewne 8D Sereen(@aG) Lead Type Olatmm | Remarks @) 3) Gsinete wa Mibouble Watt_ [lf Front Mi Back ‘Number of Film (#41E' E+) ) Developing Condition (W324) ‘Total Film ( AF) 1s 20 st ea Remaks Shooting Sketch) Ph © it agi ‘Examined by Level Date of Examination 800A Aaa ae pe 0 20054 54 3 Interpreted by tne Dwoe/Customer FERIA TS aaa aa fae Approved by al IL) Third Party Inspector $2 Babe saa 2g B Yo 44 [C) ANVAI (Authorized Nuclearinspector/Authorized Inspector) (#) BujoldREPORT OF RADIOGRAPHIC EXAMINATION WAR aE Sh dh Aaeuo a [ALL NATIONS Co.Ltd. Report No, (aaA WE) \ aNs-R-pgr-001, ase No. (ela 8) of 2 Interpretation ( 2) FT*7*7*7 772) *] 2] =]2) 777 No. Identification No. | Location] ace. Ret. Jarade] fale! 4} stu] {&]a]ale| [remy we Hoes vo'leaeval ee] atl a] e]Sfafafe} [" 2 afela] [#7] lafelals|* olelolale 2lealo @ 1 | Art-0s0s-corwar-oon | a | V 2 | a-t-os0s-oo1Par-oon |B | ¥ 3 | A-tos0s-oonepar-oon [_¢_| ¥ «| atas0s-oonrar-oor-p} —a_| Vv 5 | Atos0s-oonrar-oo-n| 6 |v 6 | aToses-oorPaT-oo1-p | ef ¥ ie Tnterpretalion TCR] Crack © (POI Porosity @ (SD) Surface Detect OP) Incomplete Penetration @ (UCI Under Cut @ [CP] Crater Pit [LF] Lack of Fusion © (BT) Burn Through ® IRC] Root Coneavity {tJ Slag Inclysion ® (71) Tunsten Inclusion @ (ET) others © @ o ®