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• Ali Moosavi

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Welding Procedure Specification "WPS" (ASME Boiler and Pressure Vessel Code / Sec. IX / QW-200.1) WPS No.:

PIDEC AU3 001

Welding Process:

GTAW

By:

Rev. No.:

0

Type:

MANUAL

Plant:

Date:

1388.09.23

Support PQR No.:

Page No.:

JOINT'S DESIGN (QW-402)

1 Of

1

SKETCH

No.

Illustration:

Backing Material

O

Metal

Joint Design, Weld

O

Non Fusing

Layers and Bead

O

Non Metallic

Sequence

O

Other

1.6+0.8

BACKING:

M.Shariat

3.5+0.5

BASE METAL (QW-403) Base Metal:

A312 TP 316L

P-No.:

8

Group No.:

1

Base Metal:

A312 TP 316L

P-No.:

8

Group No.:

1

Fillet:

---

Thickness Range Base Metal:

Groove:

Pipe Dia. Range:

UP TO 5.5 mm

ALL

FILLER METALS (QW-404)

POST WELD HEAT TREATMENT (QW-407)

Spec No. (SFA) AWS No. (Class) F-No.

---

A-No.

5.9

5.9

ER-316L

ER-316L

6

Filler Metals Size:

8

6

2.4 mm

Temp. Range (°C):

N.A

Temp. Range (Hour):

N.A

8 2.4 mm

GAS (QW-408)

Other:

GAS (es)

% Comp.

Flow Rate (1/min)

Argon

99.99

5.6 ~ 9.5

Trading :

N.A

N.A

N.A

Backing :

Argon

99.99

3

Shielding :

POSITION (QW-405)

PREHEAT TEMPERATURE (QW-406)

Position of Groove:

ALL

Preheat Temp. min (°C):

10 °C

Welding Progression:

UP HILL

Interpass Temp. max (°C):

150 °C

Position of Fillet:

---

Preheat Maintenance:

N.A

ELECTRIC CHARACTERISTICS (QW-409) & TECHNIQUE (QW-410) Tungsten Electrode Size & Type :

2.4 mm & EWTH-2 (SFA-5.12)

Orifice or Gas Cup Size :

No. 6

String or Weave Bead :

BOTH

Method of Back Gouging :

---

Initial & Interpass Cleaning :

WIRE BRUSHING + GRINDING

Multiple or Single Pass (Pre Side) :

Multiple

Oscillation :

---

Multiple or Single Electrodes :

Single

FILLER METAL

WELD LAYER (s)

PROCESS

ALL

GTAW

CURRENT

CLASS

DIA. mm

TYPE POLARITY

ER-316L

2.4

DC,EN

Contractor

AMP. RANGE 70 ~ 130

VOLT RANGE

TRAVEL SPEED (mm/min)

15 ~ 20

75 ~ 150

Supervision

HEAT INPUT (Kj/mm)

Technical Inspection

Name:

Name:

Name:

Sign

Sign

Sign

Date

Date

Date

OTHER