QA/QCAL JALHAMI CONT. & Trad. Co.Page 1 of 2

AL KHAFJI, K.S.A

WELDING PROCEDURE SPECIFICATION (WPS)Date:11/09/2014

Welding procedure specification no.QC/WPS/07Revision no.0Date11/09/2014

Supporting PQR no.QC/PQR/05Revision no.Date

Welding processSMAWType(s)MANUAL

CODE:ASME IX API 653AWS D1.1Others

BASE METALS (QW-403)

P. No.1 Group no.1toP. No.1Group no.1

Specification type and grade API 5L Gr B, ASTM A53 or Equivalent

To specification type and grade Same or in Combination

Or

Chemical Analysis and Mech. Prop.

To Chemical Analysis and Mech. Prop.

Thickness Range:

Base MetalGroove1.5mm 16 mmFilletUnlimited

Pipe Dia. RangeGrooveAllFilletUnlimited

Other

JOINTS (QW-402)

Joint Design Single bevel, V, J, or U groove

BackingNILTypeN/A

DetailsABAll Dimensions are in mm

A 35 2 B 12 CD

C 1.5 0.5D 3.2 0.8

FILLER METALS (QW-404)

F. No.4OtherNoneA. No.1Othernone

Spec No. (SFA)5.1

AWS No. (Class)E 7018

Size of filler metals2.4mm - 3.2mm

Electrode flux (class)N/A

Consumable insertN/A

TECHNICAL APPROVAL

Prepared byAl JALHAMI CONT. & TRAD. CO.Approved by KJO(AGOC/KGOC)

SignatureSignature

DateDate

QA/QCAL JALHAMI CONT. & Trad. Co.Page 2 of 2

AL KHAFJI, K.S.A

WELDING PROCEDURE SPECIFICATION (WPS)Date:18/05/2014

POSITION (QW-405)POST WELD HEAT TREATMENT (QW-407)

POSITION(S) or groove 6GTemperature rangeNone

Welding progressionUp DownTime rangeN/A

Position(s) of FilletAllHeating rateN/Acooling rateN/A

PREHEAT (QW-406)GAS (QW-408)

Preheat Temp. min.21CShielding gas(es)NIL

Interpass Temp. max.168C% composition (mixtures)N/A

Preheat maintenamce N/AFlow rateN/A

Gas backing N/A

Trailing shielding gas compositionN/A

TECHNIQUE (QW-410)

String or Weaving BeadRoot: String, Fill/Cap: WeaveMax. weave width3 times of core wire dia.

Orifice or Gas Cup SizeN/A

Initial And Interpass Cleaning Brushing and/or Grinding

Method of Back GougingN/A

OscillationN/A

Contact Tube to Work DistanceN/A

Multiple or Single Pass (Per Side)Multiple

Multiple or Single ElectrodesSingle

Travel Speed (Range)75 150 mm/min

PeeningN/A

OtherN/A

ELECTRICAL CHARACTERISTICS (QW-409)

Current AC or DCDCPolaritySMAW: EP

AMPS (range)70-90 AmpsVolt(range)20-30 Volts

Tungsten electrode size and typeN/A

Mode of metal transfer for GMAWN/A

Electrode wire feed speed rangeN/A

Weld LayerProcessFillermetalCurrentVolt rangeTravel speed (mm/min)Other

ClassDia. (mm)TypeAmp

RootSMAWE70182.4 DCEP70-7520-2575-100

HotSMAWE70183.2DCEP70-7522-2775-100

FillSMAWE70183.2DCEP70-7522-27100 -150

CapSMAWE70183.2DCEP70-9020-30100 -150