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PAGE

1 OF 1

REV. 2

DATE 7/11/2011

WPSNo.: WPS/2/2011

EXH. 12

1 ]

W EL DIN G P RO CE DU RE S PE cf FIC AT IO N W PS

I ~M~~~ ~A~C~C~O~RD~I~NG~ro~A~SM~E~~

~~ ~ ~~

L;;I ~~ JiTtVJ{j\IJ{lJ SUPPORTINGPUR No.:PQR/2/2011

I I

SFA No. 5.18

5,1

ER70S-6 E7018

ESAB

Any

6

4

ER70S-6

1

AWS Class

Electrode brand name

F No.

A No.lChemical compositon

Diameter (mm)

1.6 , 2.4 &3.2mm

2.5 ,3.25 & 4mm

Max.depositedweld metal( t)

8

16

Product Form

solid wire NA

Solid/metal/flux cored

solid NA

Filler With

N/A

Supplemental NA

Sup. Powder

NA

Alloy elements

NA

Flux

NAone

NA

NA

NA

NA

NA

None

NA

Alloy Flux

Flux Designation

Recrushed slag

Flux Type

Flux (brand name)

Consumable Insert

Flux Wire class

N/A

Tol_

P No.

Or any other joint configuration specified in fabriaction drawings

Backing: _ Yes For SMAW _ NO For GTAW

Type : 0ase metal _ Weld metal

Retainers: es _ NO

.p

No.

Any

IGroove

ALL

II

Any

JFiliet

ALL

II

IProgression

UP

II

String Weave String & Weave

I

Cleaning

Grinding &Brushing

Backgouging

None

Peening

None

Oscillation None N/A

I

Closed to out chamber No

N/A

I

Electrode Spacing None NA

I

Use of thermal processes

None

Single multi pass

Multi

Single multi electrode Single N/A

Orifice

g s

cup size

6

N/A

Tungesten Electrode

EWTH 2 N.A

Tunqesten Electrode size

2.4mm

N.A

Electrode wire feed speed

N/A

~ Pulsing current

None

N/A

I

Group No I

I

Group No I

Thickness Range qualified;;.;c:_ -=-_-,-~ _

I plate thickness I ~mm to 24 mm

I pipe diameter .==========A=n=y=========

IT Limit impact

IT/lIimits >

200

mm

It pass> 13 mm .

Preheat Temp. Min.( C ) :

None

None

NO

Preheat Maintenance :

Interpass Temprature Max. :

None

250 C

Temprature Range ( C ) :

Holding Time Range:

Heating Raie :

None

None

None Single Argon

hielding

Type

Composition

None

Flow rate (Umin.)

Cooling Rate:

None

. Backing

10-12

None

Free cooling. Temp.:

None

Trailing

None

None

WELD LAYER PROCESS

E 7018 2.5 or 3.25mm

POLARITY

CURRENT

20-30

TRAVEL

SPEED(cmlmin)

HEAT INPUT (kj/mm)

1st pa~s

GTAW

2nd pass

GTAW

3rd pass

SMAW

4th pass(N'-1')

SMAW

SMAW

th pass (N')

FILLER METAL

EN

EN

EP

EP

EP

AMP.

VOLTAGE

RANGE

Title

CLASS. DIAMETER

ER

70

S-6

2,4mm

ER 70 S-6 2,4mm

E 7018 ~ 2.5 or 3.25mm

E 7018 2.5 or 3.25mm

Prepared by

Welding Engineer ()

70-120 10-15

70-120

10-15 .

70-130 20-30

80-160 20-30

60-130

Approved by

Signature

Date

I

ANY ANY

ANY ANY

ANY ANY

- ANY

ANY

ANY

NY

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T

T O l A L S O lU lI O N

I /1TGR7FDSEJCES-------------------------f -----i1

PROCEDURE QUALIFICATION RECORD(PQR)

Groova angle (A)

60-70

0

Root face (F) 2-3 mm

Root opening (R) 3-4mm

BacklOg:

Type

Retainers:

Yes For SMAW. NO For GTAW

o

Base metal Weld metal

DYes' NO

PAGE

PQR/2/2011

10F2

Material spec.

TO Material spec.

Test coupon:

Thickness

tzrnm

pipe diameter

NA

T Limit impact

None

Tit l imits> 200 mm

None

t pass> 13 mm NO

DATE

PQRNo.:

EX H.

7/11/2011

13

Process

Type

SFA No.

5.18 5.1

AWS Class

ER 70 S-6 E 7018

Electrode brand name

ESAB

ESAB

F No.

6

4

A NO./Chemical compositon

ER70S-6

Electrode diameter

2.4mm

2.5 & 3.25mm

Deposited weld metal (t)

4mm

8mm

Product Form

Solid Wire N/A

Solid/metal/flux cored

Solid

N/A

Flux

None N/A

Supplemental

NA

Sup. Powder

NA

Alloy elements

NA

Alloy Flux NA

Flux Designation

NA

Recrushed slag

NA

Flux Type

NA

Filler

With

N/A

Flux (btand name)

N/A

Consumable Insert

None N /A

2

Flux Wire class

NA

Groove/Fillet

Groove

Preheat Temp. Mln.( C ) :

Preheat Maintenance

None

Progression

Up

>.

. ..

-

t .j'''' ':1,-

RMETAL

CURRENT

VOLTAGE

TRAVEL HEAT INPUT

WELD LAYER PROCESS POSITION

RANGE

SPEED(cm/mln)

(kj/mm) .

CLASS. DIAMETER POLARITY AMP.

1st pass(Root)

GTAW Vertical Up

ER 70 S-6

2.4

DCEN

95 15

Not Recorded Not Recorded

2ndpass

GTAVY

.Vertical Up

ER 70 S-6

2.4

DCEN

90 15

Not Recorded Not Recorded

3rdpass

SMAW Vertical Up

E 7018 2.5 DCEP

80 30

Not Recorded NotRecorded

4th pass SMAW Vertical Up

E 7018 3.25 DCEP 105 30

NotRecorded Not Recorded

5th pass (cap)

SMAW Vertical Up E 7018 3.25 DCEP 80 30

Not Recorded Not Recorded

250 C

nterpass Temprature Max. :

eating Rate

None

Cooling Rate: None

Freecooling Temp.: None'

String

Weave String

&

Weave

Cleaning

Grinding & Brushing

Backgouging None

Peening None

Oscillation

None

N /A

Closed to out chamber

NO

N /A

Tungesten Electrode

EWTH2 N/ A

Electrode Spacing

None

N/A

Use of thermal processes

None

Single multi pass Multi

Single

multi electrode

Single

N/A

Orifice g s cup size

6

N.A

Tungesten Electrode size

2.4 mm

N.A

Electrode wire feed speed

N/A

Pulsing Current

None

N /A

Type Composition Flow rate (Umin.)

Shielding

Single Argon

10-12

Backing

None None

Trailing

None None

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T 5 O m

W W l ~

L : l \ T E G ~ j T E D lf R f 7 C F

PROCEDURE QUALIFICATIO ll RECORD(PQR)

PAGE

PQR/2/2011

2 O F 2

DATE

PQRNo.:

EXH.

7/11/2011

13

WELDING PROCESS:

GTAW&SMAW

Manual Semi-auto Auto

MachineYPE:

SPECIMEN WIDTH

AREA (mm2)

ULTIMATE LOAD

ULTIMATE STRESS

TYPE OF FAILURE

NO. (mm)

THICKNESS (mm)

(KN)

N /mm2

LOCATION

19.4

11.7

227

126.5 557

Ducti le & Broken _

outside the weld

2

19.1

11.8

225

121 538

SPECIMEN

NO~

TYP

side bend

side bend

SPECIMEN

NO.

SULT TYP R SULT R M RKS

Mandrel Diameter :38mm

Bend Angle: 180

No defect 3 side bend No defecl

Spcimen No

Notch

location

No defect

Drop W. break(Y/N)

No defect

4

side bend

Impact value

Mils

Type of test

Deposit analysis

Other

Welder name

Test conducted by

We certify that the statement in this record are correct and that the test welds were prepared, welded, and tested in accordance with the

requirements of ASME IX

Size

Test temperature

Title

Signature

Date

ijouls) Shear

%

ADEL MAHMOUD ELSAYED

Stamp

EI-nasr steel pipes & fitting company

Prepared by

Quality Cont rol Manager

Appr oved by

Welding Engineer

S100

8/10/2019 WPS 2- 2011.pdf

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Ministry of investment

Metallurgical industries Co.

EI-Nasr Steel Pipes Fittings Co

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SIAI36

Test Carried Out To :

TOTAL SOLUTIONS

INTEGRATEDsERVICES

Date:

5 / 3/ 2011

Tests For PQR No.:

2/2011

Ace.To

AS m IX

Material

516

Gr

70

Thick:

12

m m

Description:UNIVERSAL TESTING

CHINE

Process

GTAW

S MftW Model No:

UP};1

60

Position

3 G

Serial No: 60/38. KO.Ii.NR 32328

Welder No: 100

1.;.Tension Test: .

Sample

No.

Width Thick

Area

Tensile Strength

mm mm

m rrr'

Ld KN

St

Remarks

N/mm2

1 19.4

11.7 227

126.5

557

Break

outThe Weld

2

19.1

11.8 .

225

121

538

Break

n The Weld

2 Bend Test:

Side Bend:

Sample Result

Sample Result

. Remarks

No

defect

. -2

No

defect

Mandrel dia. : 38mm

3

No

defect 4

No

def ect

Bend angle

180

0

Gen.Lab.Manager

(y. y)

YOOO l''''

I~\S yooo,..,M - yooo AV-i';'~

t ~~

.;,t~ i ;,t.P ~ .

Ein - Helwan - Helwan - Egypt - Tel.: 25553687 - 25553689 FAX: (202) 25553683,'

E-mail request@nasr-pipes.com ****Web.Site : http://www.nasr-pipes.com