OLIIIEf,. SURIIEV GROUP141001/001

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OLIVIER SURVEY GROUP (Pty) Ltd.Gove~Dment Approved Inspection Authority Reg..No. 95/04782107

WELDER PERFORMANCE QUALIFICATION <WPO)

Manufacturer: ELlTSHA HOLDJNGSWelder's name: PA TRiCK BAZlL BLAAUWIdentity No.: 591tl4!5144087Certificate No.: WPQ 281t5ADate of test: 04/0912008Welding process(cs):GTAWWelding Type: MANUALWPS followed: WPS2811!ATest Position: 6G

JOINT PIITMb

Variables for Oualification Test Values Rane:eOualifiedBase material diameter welded: NPS 6 inch (0168mm) pipe NPS 3 Inch (2 718" 0) and larger

Filler metal deposit thick: GTA W 3mm 0-6mmSMAW 8mm 0-16mm

Base material thickness: lO.97mm Sch.80 0-UnlimitedBase metal ASME P-no PI PI through PU, P34, P41

(ASTMAI06 Or.B) through P47and anyunassigned materials of

similar chemical composition(within F No. limits)

Filler metal F·nQ.: (SFAlAWS) GTA W 'F6 (SFA5.18I ER70S·6 ) Any F6 filler lDotalof lame c:bem. eemp,SMAW F4 (SFA5.11 E70 18-6) Ft, Fl, F3& F4 filler metal

Welding position 6G Plate & Pipe - All positionsFillet welds - All Dositio~~_

Backing (weld metal)GTAW: Without With & without for F6 FillerSMAW: Weld metal With backing only

Shielding gas: GTAW Ar20n ANonBacking (purge) gas for GTA W: N/A N/AProgression (uphill/downhill): UDhill An excent vertical downWelding current type/polarity: DCEN-GTAW DCEN-GTAW

DCEP.SMAW DCEP.SMAW

Test Results:Test witnessed by: OUvler Survey GroupRadiographic test results: Acceptable to Ipecifh:ationMechanical test results: NI AWe certify that the statements in this certificate are correct and that the test coupons wereprepared, welded and tested in acecrdenee with the requirements of: ASME IX 1007

Visual examination results: AcceptableRadiographic report no.: RT 282158

For OSO: M.M. Rudman

Signature:.', J ".

Date: 04/09/loo8

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OLIVIER SURVEY GROUP (pty) Ltd.Government Approved Inspection Authority Res.. 'No. 9SI04782/07

WELDING PROCEDURE SPECIFICATION (WPSlCompany Name: ELITSHA HOLDINGSWelding Type: MANUAL (P1 Group 1- Carbon Steel)·Welding Proccsstes): GTAW & SMAW

WPS No.:WPS 28215AlPl Rev.: 0Supporting PQR no.: PQR 2821SAlPl

2

Location: Elltsha Holdings

.TOINT DETAILS RUNSEOUENCE

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'{ 70 DnG Jr

Q~2·)mm

800n 00 IiI

Run Trade Electrode Process AWS No. Vults Alnps CumonI f:leclrodc Travel SFA F A HealNo. Name St7,C Typo Polarity Sp~d No. # No. InpUI

I AfrOJ[ 1.6mm (;TAW l.:R70S-6 17-19 80-tOO DC NE(;. MANUAl. A~.IX 6 I N/A1 Afrox 1.6 mm CTAW ER7OS-6 17-19 80-100 DC NEG. MANUAL A5.111 6 1 N/A

3 ACrox 2.5 mm SMAW E7018 19·11 90.110 DC POS. MANUAL AS.1 4 1 N/A4 Afrox. 2.5 mm SMAW E7018 19·Zl 90-110 DC POS. MANUAL AS.1 4 1 N/A5 Afrux 1.Smm SMAW E7018 19·11 90.110 DC POS. MANUAL AS.1 4 1 N/A6 ACrox 2.5 mm SMAW E7018 19-11 90-110 DC POs. MANUAL AS.! 4 L N/~7 Afrol 1.5 mm SMAW E7018 III-:!! 90-111) DC POS. . MANilA!. A..~.I 4 1 N/A8 ACroll 2.5 mm SMAW E7018 19.21 90-1 UI DC P08. MANUAL A5.1 4 1 N/A

Joint Design: SINGLE VEE Backing; NONE Backing Material (Type): N/A

BASE METALSP·no.: 1 Group No.: 1 to P-no.: 1 GroupNo.: 1 Specification type and grade: SA 106 Gr.B to SA 106 Gr.BDiameter: 168.3 mm 010 Base Metal Thickness: 10.97 mm Fillet: AS WELDEDDiameter Range Qualificd:73.0 to UNLIMITED Base Material ThicknessRange Quallfied.Groove.Ltimm to 6.0 (c'rAW)

1.6 mm to 15.94 (SMA W)

FILLER METALSSpecification: (SFA) AS.I8 & AS.I F-No.: 6 & 4 A~No.:1Travelling Speed: MANUALElectrode Wire Feed Speed: MANUAL

AWS: ER 70S-6 & [7018Filler Meral Size: 1.6 mm & Z.S mmElectrode Flux: (BASIC) SMA WConsumable insert: 2% THORlATED (TUNGSTEN)

POSITIONSPositionts) of Groove: 6GWelding Progression: UPHILL

POSTWELDHEATTREATMENTTemperature Range: NONETime Range: N/A

PREHEATPreheat Temp. Min:lnterpass Temp. Max:Prehcat Maintenance:

25 DeK.C (AMBIENT)As WeldedAs Welded

SIllELDING GASQas(es) (Mixture) Flow RateArgon (pure) 99.9% 12.15L1minTrade Name: AFROX Argon Trailing: NI A Backing: NI A

ELECTRICAL CHARACTERISTICSPolarity: Negative (GTA W) Positive (SMA W)Voltli(Range): 17·19 (GTAW) 19·21 (SMAW)

Current AC or DC: DCAmps (Range): 80-100 (GTAW) 90-110 (SMAW)

TECHNIQUEOrifice or Gas Cup Size: 12.0mm (No. 8)Method of Back Gouging: NONEMultiple or Single Pass: MULTIPLE (ONE SIDE)

String or Weave Bead: STRINGER BEADInitial and Interpass Cleaning: CHIPPING & WIRE BRUSHContact Tube to Work Distance: S.Omrn to 8.0 mm

'!" e certify that t?e statements In this record are correct and that the test welds were prepared, welded and testedIn accordance With the requirements of ASME Section IX 2007

Manufacturer: Elitsba Holdings Witnessed by: Olivier Survey Group (pTY) Ltd.

Representative: Pllt Blaauw Representative: J ~ . .

Date: 'Dillt:: (3ItN~.~OSC;·PI!. 6') DIAl. ROt\n KENSINGTON J>QRT E1.IZABETll 1'0 !lOX 2153 NORTIIII(ID '1l5G TEL. ohiCG." j'73 ~L-'()82 8817162 .

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Io L/81

Qlivier Survey Group (Pty) Ltd.• • Reg No: 1995/004782/07

Government Approved Inspection Authority Vat No: 4690156502

Telephone: 0861 OSGOSGFax: 0861 OSGFAX

69 Diaz RoadKensingtonP.0. Box 2153North End Port Elizabeth 6056Telephone: (041) 373-4570Fax: (041) 373-1053

r.o. Box 1077SasoJburg1947Cell: 082 576 5436

p.a. Box 15051Wadeville1422

PROCEDURE QUALIFICATION RECORD (PQR)Company'Nl\me: ELITSHA HOLDINGS Dult: 04/0912008wrs No.: WPS 1811SAlPl

PQR No.: Z811~NPIPage 1 of2

Welding Processfca): CTAW &SMAW Tvnes : MANUAL

JOINTS (QW-401) 1" ... , ... , ...•...•.••• , •••........... M •• -r, ...• ..__ ...'-- ...... .................. _ .....

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Run Trade ~Icclrode Procc!\.\ AWSNo. Volt!! Amps (",W""" Electrode Travel SFA F A HelllNo. Name 5ize Typ~ Polllrity Speed No. # No. Input

+..Arroll 1.6 nl~1I GTAW ER701H1 17-19 80-tOO DC NEG. MANIlAL AS.lS 6 I NtA2. Afroll 1.6 mm (;rAW ER70S-6 17-19 SO-.ioo D(: NEG, MANIIAL AS.18 6 I /'ItA3 Arrol 2.5 nlm SMAW E70111 19-21 90·110 DC POS. MANUAL AS.l • I NtA

f-':'"Aeroll 2.~mm SMA.W E7018 19·2.1 90-1111 DC POS. MANUAl.. A5.1 4 1 NtA4

~ AfrulI 2.!lmm SMAW E7018 19·21 \lD-110 DC puS. MhNllAI. AS,I 4 I NtA- ACro.\ 2..5 mm SMAW 1!:7018 19-11 90-110 DC I'QS. MANUAL AS.l • 1 NtA(j

7 A,fro;( 2.Smm . SMAW E7018 19-21 90·110 DC rOS, MANUA~. i\!I.1 " t NtA...8 Afroll I.Srnm 5MAW E701l1 19·21 9l).! 10 DC P05. MANUM. A5.1 4 , NtA

Joint Design: SINGLI!: VEE Backing: NONE Backing Material (Type): N/A

BASE MET ALS (QW-403) POSTWEI.D HEAT TREA1'MENT (QW-407)

Material Spec.: SA 106 Gr.B to SAI06 Gr.B PWlITTcmpernture; N/AType or Grade: CARBON STEEL to CARBON STEEL Soak.Time: N/AP-no.: 1 Group No.: 1 to P·no.: 1 Group No.: ] Temperature Gradient: N/AThickness of Test Coupon: 10.97 mm Other: N/ADiameter of Test Coupon: 168.3 mm (6 lach)

FILLER METALS (QW·404) GAS (QW·408)

SFA Specification: AS.18-GTAW I AS.I-SMAW Percent CompositionAWS Classification: 1<:70S-6- GTAW I E7018. SMA W Gas(es) (Mixtyre) Flow RateFiller Metal F.No.: F6 Shielding: . Argon 99.9% t2·1SLlmlnWeld Metal Analysis A.No.: Backing: N/A Trailing: N/ASize of Filler Metal: 1.6 mm (GTA W) Other: NIA

2.5 inm (SMA W)r-osrnox (QW-405) EI,ECfRlC.I\J. CHARAl.,'{CRISTICS (QW-409)

Position of Groove: 6G Current: DCWeld Progression (Uphill/Downhill): Uphill Polarity: (Straight Polarity): NegativeIPositjveOther: All positions Amps: 80-100 (GTAW) Volts: 17·19 (GTAW)

90-110 (SMAW) 19-21 (SMAW)

DIRECTORS: C.CL BillCl'. DJ. Olivicr, G.c. Lombsrd. W.D. Alexander, R. du Ptessts (AL1') (MRS)

£SOl£L£ lPO800/Zoo ~ anoaa A3f1~nS yBflIlO 8g0L8L8 L~O XV~ 8Z:ZL 800Z OL/8

PQR No.: 28215AJPlPage 2 of2

TECHNIQUE (QW·41 0)Tungsten Electrode Size: 2% thoriated Other: NoneTravel Speed: ManualMultipass or Single Pass(per side): Multlpass/One sideString or Weave Bead: StrInger beadOscillation: YesSingle or Multiple Electrodes: MUltinle

PREJI.EAT (QW-406)Prebeat Temp.: ~S Dca;.C (Ambient)Interpass Temp.: AsweldedOther. NODe

TENSILE TEST (OW-150)

Area Ultimate Total Loud UHimUle UnilFlliluTt:

Specimen Nll. Width Thickness Rlongation Locationmm mm Sq.mm KN Stress

MPaSample 1 18.50 6.81 125.99 61.78 490.38 15.0 PMSampJcl 19.00 6.81 129.39 62.40 482.26 26.0 PMSample 3 19.00 6.81 129.30 61.10 472.56 27.6 P!VI

GUlDED.BEND TESTS (OW-160)

Type and Figure No. Results Report No.

2 ROOT BENDS ACCEPTABLE OSG 2008-3* PLUS ADD. REPORT

2 FACE BENDS ACCEPTABLE OSG 2008·3* PLUS ADD. REPORT

TOUGHNESS TESTS (OW-170' Impact Values

Specimen No. Notch Location Specimen TcatTcmp. ft.lbs. %Shear Mila Drop Weieht Rrealc (Y/N)Si:.:e

Comment: None

OTHER TESTType of Test: RADIOCRAPHY Report No: RT 28215Test conducted by: NMMU Mechanical test: NMMU

Deposit Analysis: N/A Other: NONELaboratory Test Report No. OSC 1008-03- PLUS

ADD. REPOR'l'Welder's Name: P. BLAAUW UD No.: ~!J1124S144087 Stamp number: EH 1

We certify that the statement in this record arc correct and that the test welds were prepared, welds and tested inaccordance with requirements of ASME Section IX 2007

Manufacturer: ELITSHA HOLDINGS

Representative;

Witnessed ~y:~LI~IE'~ROUP (PTY) LTD

Representative. :t~~Date: 13/,c{?~~ ':. ': .,','

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Date:

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