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WELDING PROCEDURE SPECIFICATION (WPS) ( Applicable Code/Standard: ISO 15614-2 Edition 2005) Company Name

By:

Welding Procedure Specification No.

Revision No.

00

Date

20/03/11

Supporting PQR No.(s)

Revision No.

00

Date

20/03/11

Welding Process(es)

MIG (131)

Type(s)

SEMI-AUTO (Automatic, Manual, Machine, or Semi-Auto.)

JOINT Joint Design

FILLET WELDS

Backing

Yes

Backing Material (Type)

Base metal or welds metal (Refer to both backing and retainers.)


Metal


Nonfusing Metal


Nonmetallic


Other

Sketches, Production Drawings, Weld Symbols or Written Description should show the general arrangement of the parts to be welded. Where applicable, the root spacing and the details of weld groove may be specified. (At the option of the Mfgr., sketches may be attached to illustrate joint design, weld layers and bead sequence, e.g., for notch toughness procedures, for multiple process procedures, etc.) BASE METALS Group-No.

22

Sub-Group No.

22.1; 22.2; 2.3; 22.4

to Group-No.

22

Sub-Group No.

OR Specification type and grade

Al 5052 or equivalent

to Specification type and grade

Al 5052 or equivalent

OR Chem. Analysis and Mech. Prop.

-

to Chem. Analysis and Mech. Prop.

-

Thickness Range: Base Metal: Groove

N/A

Fillet

3.0 mm to 12.0 mm

Maximum pass thickness Other

-

FILLER METALS Process

MIG (131)

Spec. No. (SFA)

5.10

AWS No. (Class)

ER4043

F-No.

23

A-No.

N/A

Size of Filler Metals

1.2 mm

Weld Metal Thickness Range: Groove Fillet

3.0 to 12.0 mm Unlimited

Electrode-Flux (Class)

-

Flux Trade Name

-

Consumables Insert

-

Other

-

22.1; 22.2; 2.3; 22.4

WELDING PROCEDURE SPECIFICATION (WPS) ( Applicable Code/Standard: ISO 15614-2 Edition 2005) POSITIONS

POSTWELD HEAT TREATMENT

Process Position of Groove Position of Fillet Welding Progression Other

MIG All Position except PG Uphill -

Temperature Range HoldingTime Other

-

GAS PREHEAT Process 18oC 150oC

Preheat Temperature (Min.) Interpass Temperature (Max.) Preheat Maintenance Other

Shielding Training Backing

-

Gas(es) Argon -

Percent Composition MIG Mixture 99.95% -

Flow Rate 8 – 15 l/min -

(Continuous or special heating, where applicable, should be recorded)

ELECTRICAL CHARACTERISTICS Process Current AC or DC Amps (Range)

MIG DC See Table

MIG EP See Table

Polarity Volts (Range)

(Amps and volts range should be recorded for each electrode size, position, and thickness, etc. This information may be listed in a tabular form similar to that shown below.) Tungsten Electrode Size and Type (Pure Tungsten, 2% Thoriated, etc.)

Mode of Metal Transfer for MIG

Globular / Spray (Spray arc, short circuiting arc, etc.)

Electrode Wire Feed Speed Range

See table

TECHNIQUE Process String or Weave Bead Orifice or Gas Cup Size Initial and Inter-pass Cleaning (Brushing, Grinding, etc.)

MIG String/Weave 15 mm Acid Acetic, Acetone, Brushing &/or grinding 15.0 – 25.0 mm Single &/or Multi-pass Single See table -

Method of Back Gouging Oscillation Contact Tube to Work Distance Multiple or Single Pass (per side) Multiple or Single Electrodes Travel Speed (Range) Peening Other

WELDING PARAMETERS Weld Layer(s) Root Hot Fill Cap

Process MIG MIG MIG MIG

Filler Metal Class Dia. (mm) ER4043 1.2 ER4043 1.2 ER4043 1.2 ER4043 1.2

Prepared by

Current Volt Range (V) Type Polarity Amp Range DCEP 150 - 220 24 – 28 DCEP 160 - 250 24 – 30 DCEP 160 - 250 24 – 30 DCEP 150 - 220 24 – 30

Reviewed by

Travel Speed (mm/min) 140 – 250 150 – 300 150 – 300 150 – 300

Heat Input Av. (kJ/mm) Max. 2.64 Max. 3.00 Max. 3.00 Max. 2.64

Approved by Client

WFS (m/min) 5 - 10 5 - 10 5 - 10 5 - 10

CA

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