7/25/2019 Wps-pqr Gmaw Lti

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Company Name By

Welding Procedure Speification No. Date

Revision No. Date

Welding Process(es) Type(s)

JOINTS (QW-402)

Joint Design

Root SpacingBacking Yes No

Backing Material X Base Metal X Weld metal

X Metal Nonfusing Metal Nonmetallic

Retainers

BASE METALS (QW-403)

P - No. Group No. to P - No. Group No.

Spec. and type / grade or UNS No. to Spec. and type / grade or UNS No.

Chem. Analysis & Mech. Properties to Chem. Analysis & Mech. Properties

Thickness Range:

Base Metal Groove: Min= Max= Fillet

Maximum Pass Thickness 1/4" (6 mm) X Yes No

Other

FILLER METALS (QW-404)

Specification No. SFA

AWS Classification No.

F - No.

A - No.Size of Filler Metals

Filler Metal Product Form

Supplemental Filler Metal

Weld metal Thickness Range

Groove

Fillet

Electrode Flux Class

Flux Type

Flux Trade Name

Consumable Insert

Other

WELDING PROCEDURE SPECIFICATION

WPS

NOT USED

1 1 1 1

1-1-GMAW0

GTAW / SMAW MANUAL

LOPEZ TORRES INDUSTRIAL S.A. Stalin Nuela

1-1-GMAW 15/01/2014 Supp. PQR No.

REPAIR SKETCHESSEE FABRICATION DRAWINGS OR

Details

GROOVE OR FILLET

1/16" - 3/16"

----- ----

0.1875" 1" All Thickness

PROCESS 1 = GMAW PROCESS 2 =

OR

----- ----OR

11.2 mm

SOLID

5.20

E71T-1C

6

------

None

------

----------

1" Max.

All fillet sizes

None

Only with filler

7/25/2019 Wps-pqr Gmaw Lti

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WPS No. REV. No.

POSITIONS (QW-405) POSTWELD HEAT TREATMENT (QW-407)Position(s) of groove Temperature range

Welding progression X OH Time range

Position(s) of fillet Other

Other GAS (QW-408)

PREHEAT (QW-406)

Preheat temperature, minimum

Interpass temperature maximum

Preheat maintenance

Other, Preheat temperature Minimum

ELECTRICAL CHARACTERISTICS (QW-409)

Pulsing current Max. heat input

Tungsten Electrode Size and Type

Mode of Metal transfer for GMAW (FCAW)

Other

TECHNIQUE (QW-410)

String or Weave bead

Orifice, nozzle, or gas cup

Initial Cleaning

Interpass cleaning

Method of back gouging

Oscillation

Contact tube to work distance

Multiple or single pass per side

Multiple or single electrodes

Electrode spacing

Peening

Other

All GMAW E71T-1C 1.2 mm ----- ----- Any None22-35DCEP 140-320

1-1-GMAW 0

None

50F

Any

Not Required

250F for T > 0.750"

GMAW 0All

All

None

None

None

Percent composition

Gas(es) Mixture Flow rate

----- ----

25-40CFH

NONE ---- ----

NONE ----- ----

polarity

Amps.

(range)

Shielding

Trailing

Backing

Other

CO2

NONE

Weld

pass(es)

Pure

Wire

Feed

Speed

(range)Process

Filler Metal

Classif icat ion Diiameter

Energy

or

power

(range)

Volts

(range)

Travel

speed

(range) Other

Current

type

and

THERMAL PROCESS: ANY

PROCESS 2 =

ANYGMAW SMAW

Not used ANY

GRINDING

------

15 - 25 mm

BOTH

SINGLE

-----

PROCESS 1 = GMAW

BOTH

OUT OF CHAMBER

GRINDING AND BRUSHING

GRINDING AND BRUSHING

GLOBULAR / SPRAY TRANSFER

NONE

N.A.

NOT ALLOWED

3/8" - 3/4"