doko.vn 180927 quy trinh han wps cho mot du an

8/11/2019 Doko.vn 180927 Quy Trinh Han WPS Cho Mot Du An

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CONTENT

Section 1 Scope

Section 2 Reference

Section 3 Materials

Section 4 Preheat and Interpass Temperature

Section 5 Tack welding

Section 6 Welding Procedure Specification Summary

Section 7 Detail Welding Procedure Specification

1) SAW-V1 (1G)

2) SAW-V2 (1G)

3) SAW-X1 (1G)

4) SAW-X2 (1G)

5) SAW-X3 (1G)

6) FCAW-V1 (1G,2G,3G)

7) FCAW-V2 (1G,2G,3G)

8) FCAW-X1 (1G,2G,3G)

9) FCAW-X2 (1G,2G,3G)

10) FCAW-K1 (1G,2G)

11) FCAW-K2 (1G,2G)

12) FCAW-K3 (1G,2G,3G)

13) FCAW-K4 (1G,2G,3G)

14) FCAW-L1 (1G,2G)

15) FCAW-L2 (1G,2G)

16) FCAW-L3 (1G,2G,3G)

17) FCAW-L4 (1G,2G,3G)

18) FCAW-FS1 (1F,2F)

19) FCAW-FS2 (1F,2F,3F)

20) FCAW-FM1 (1F,2F)21) FCAW-FM2 (1F,2F,3F)

22) FCAW-FA1 (1F,2F)

23) FCAW-FA2 (1F,2F,3F)

24) STD Downhand

25) SMAW-F1 (1F,2F,3F)

27WP No.

28

25WP No.

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WP No. 22

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WP No. 23

WP No. 17

WP No. 18

WP No. 20

WP No. 19

WP No. 14

WP No. 15

WP No. 16

WP No. 10

WP No. 12

WP No. 13

WP No. 11

4

5

WP No. 7

WP No. 9

WP No. 8

4

3

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3

3

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Section 1 : Scope

Following steel structures are subjected to this document :

- Edge Girder

- Floor Beam

- Stringer.

Explanation of terms in this specification:

1) Welding Process :

SAW : Submerged Arc Welding

FCAW-G : Flux Cored Arc Welding - Gas Shielded

SMAW : Shielded Metal Arc Welding

STD : Stud Welding (Automatic machine welding)

2) Welding Position :

1G : Groove Weld in Flat Position

2G : Groove Weld in Horizontal Position

3G : Groove Weld in Vertical Position

1F : Fillet Weld in Flat Position

2F : Fillet Weld in Horizontal Position

3F : Fillet Weld in Vertical Position

3) Type of Joint :

CJPGW : Complete Joint Penetration Groove Weld

PJPGW : Partial Joint Penetration Groove Weld

FW : Fillet Weld

STD : Stud Welding.

Section 2 : Reference

1) Doc. No. NT-PE-090619-03

"Technical Specification for Structural Work of Nhat Tan Bridge Construction Project "

2) Doc. No. NT-FA-001 dated Nov. 09, 2009

Letter of intent for shop-fabrication work of steel girder and anchor box of Nhat Tan Bridge

2) Specification No 22TCN 272-05

"Specification for Bridge Design" of Vietnam Ministry of Communications and Transport

3) AWS D1.5M / D1.5 : 2002

"American Welding Society, Bridge Welding Code"

4) 1993 - Standard for Steel Structure Fabrication for Honshu-Shikoku Bridges

by Honshu-Shikoku Bridge Authority

3) JIS Z 3801 - 2002

"Japanese Industrial Standards"

Section 3 : Materials

Steel materials

1) Steel plate

Material specification : JIS G3101 Rolled steels for general structure

Grade SS400.

: JIS G3106 Rolled steels for welded structure

Grade SM490Y, SM490YB, SM520C, SM570

Page 31

This document specifies the welding procedure specification (WPS) for steel structures to be fabricated in "Mitsui

Thang Long Steel Construction Co., Ltd. (MTSC)" for Shop-fabrication Work of Steel Structure in NHAT TAN

BRIDGE CONSTRUCTION PROJECT (VIETNAM).

3-1

Steel material to be used shall be as shown in the following in accordance with "Technical Specification".


3/30

2) Steel shape 4 of

Material specification : JIS G3101 Rolled steels for general structure

Grade SS400

3) Steel pipe

Material specification : JIS G5201 Centrifugally cast steel pipe for welded structure

Grade SCW490-CF

4) Stud material JIB B 1198 Head Stud

Material specification : JIS G3507

Welding consumables

Welding consumables to be used shall be as shown in the following table :

Note : *1 Manufactured by Kobe Steel Co., Ltd.

*2 Manufactured by Hyundai Welding Co., Ltd.

- Redrying conditions of SAW flux: 150 - 350C for 1 hours.

- Dry the SMAW electrodes at 300- 350C for 30 -60 minutes before use.

Section 4 : Preheat and Interpass Temperature

Section 5 : Tack Welding

Note: The base metal shall be pre-heated over 20C, when the ambient temperature is 5C or below.

- 230

110 230

110 230

-

65

230

230

80 230

- 205

20SM490

SM490Y205

50 205

Max

SM520

SM570

- 205

10 205

10 205

SS400

SM400

Min Max Max Min Max

*1

S-7016.H *2

The portion of base metal within 50 mm in all direction from the point of welding shall be preheated before welding.

Steel Grade20 < t 40mm

SMAWLB-52

3.2, 4.0 mm A5.1 E7016SS400, SM490Y,

SM490YB

Min Min

t 20mm 40 < t 60mm 60 < t 100

*1

SF-71 *2

DW-60 AWS A5.29E81T1-Ni1C

SM570 *1

FCAW

DW-100

1.2 mm

A5.20 E71T-1C

SS400, SM490Y,

SM490YB,

SCW490-CF, SM520C

*1

US-49/MF-38

Applicable Material

AWS A5.23

F8A4-EG-A4SM570 *1

SAW

US-36/MF-38

4.0 mm

A5.17 F7A6

-EH14

SS400, SM490Y,

SM490YB, SM520C

- Tack weld shall be perform in the same maner as main welding.

- Tack weld shall be minimum 80mm length and 4mm weld size. Tack welding spacing shall be maximum 400mm

length.

- Slag on tack weld shall be removed and the weld surface shall be visually inspected before main welding.

Page 31

3-2

Welding Process Trade NameDiameter of AWS

RemarksFiller Wire Classification


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5 of

Section 6 Welding Procedure Specification Summary

Flat (1G)

(SM490YB,SM490YA) Edge Girder, Floor Beam

BF - BF

FCAW-K4

FCAW-G

1G, 2G,3G

(SM570)

(Semi)

T 20mm

TC-U5-GF

(Page 18

AWS D1.5)

Floor Beam, Edge Girder

Web-BF, TF, Web.

Stiff-BF, TF, Web

FCAW-K1

FCAW-K2

FCAW-K3

1G,2G

(SM490YB,

SM490YA)

(Auto)

1G, 2G(SM570)

(Auto)

1G,2G,3G

(SM490YB,

SM490YA)

(Semi)


Web-Web, TF-TF, BF-BF

Joint No.

1G, 2G, 3G

(SM570)

FCAW-X1

FCAW-G

1G,2G,3G

(SM490YB,

SM490YA)

T > 20mm

B-U3-GF

(page 14

AWS D1.5)

SAW-V2Flat (1G)

(SM570)

SAW-X3Flat (1G)

(SM570)

T 20B-L2c-S

(page 14AWS D1.5)SAW

SAW

T > 20mm

Root Gap:

0-2mm

B-U3c-S

(Page 13

AWS D1.5)

FCAW-V1

FCAW-G

1G,2G,3G

(SM490YA,

SM490YB)

T 20mmB-U2-GF

(page 14

AWS D1.5)



FCAW-V21G, 2G, 3G

(SM570)



FCAW-X2

SAW-V1

Flat (1G)

(SM490YB,

SM490YA)

Page

SAW-X1 SAW Flat (1G)

T1=19

T2= 28, 31

Root Gap:

0-2mm

B-L2c-S

(page 14

AWS D1.5)

Edge Girder

Web to web

SAW-X2

31

WP No.Welding

Method

Welding

PositionEdge Preparation

Thickness AWSApplicable

LocationRange Prequalified

(mm)

60

0-2

6 to over

Backgouge

Side 2

Side 1

+10- 5

T

60

f=6 to over

Backgouge

Side 2

Side 1

+10

- 5

T

60+10

- 5

13(T-f)

23(T-f)

60

0-4mm

0-5mm

Backgouge

Side 2

Side 1

+10- 5

T

60

f=0-5mm

Backgouge

Side 2

Side 1

+10

- 5

T

60+10

- 5

13(T-f)

23(T-f)

0-4mm

T

12(T-f)

12(T-f)

45 +

10

-5

45

+10

-5

f=0-5mm

Backgouge

Side 1Side 2

0-4mm

0-2mm

Backgouge

Side 2

Side 1+10

- 5

6

6

T2

T1

60

6 to over


5/30

6 of

Edge Girder, Floor Beam

Stiff - BF, TF, Web

FCAW-G

Page 31

WP No.Welding

Method

Welding

PositionEdge Preparation

Thickness AWSApplicable

LocationRange Prequalified

(mm) Joint No.

FCAW-G

SMAW-11F,2F,3F

(Manual)

FCAW-

FA1

FCAW-

FA2

FCAW-G

(1F, 2F)

Auto

1F,2F,3F

(Semi)

FCAW

-FM1

1F,2F

(Auto)

FCAW

-FM3

1F,2F,3F

(Semi)

-

- Tack welding for assembly

with Material SM490Y,

SM490YB only.

STW-1

T1>1/3 of

stud

diameter

Stud on

Main Girder, Floor Beam

SMAW Unlimited

All

Fillet Size: 6

and 6 to 10

All

Fillet Size:

10 and over

-

All of Typical Type

of Main Girder, Floor Beam:

Web-BF, Web-TF, Web-Stiff;

TF-Rib; BF-Rib

(for SM490YA, SM490YB)

All of Typical Type

of Main Girder:

Web-BF, BF-Sole

(for SM490YA, SM490YB)

All-

Main Girder

Web to BF, TF

(for SM570)

-

FCAW

-FS1

FCAW-G

Stud

Welding

(Automatic

machine

welding)

Flat (1G)

FCAW-L4

1G, 2G,3G

(SM570)

(Semi)

1G, 2G(SM570)

(Auto)

FCAW

-L3

1G,2G,3G

(SM490YB,

SM490YA)

(Semi)

FCAW

-L1

1G,2G

(SM490YB,

SM490YA)

(Auto)

FCAW

-FS3

1F,2F,3F

(Semi)

FCAW

-L2

1F,2F

(Auto)

T20mm

TC-U4b-GF

(Page 17

AWS D1.5)

T

0-2mm

T

0-2mm

T

0-2mm

T

0-2mm

T

+10

-5

Backgouge

Side 1 Side 2

45

0-5mm

0-4mm


6/30

7 of

0

--

X

X

X ELECTRICAL CHARACTERISTICS

Root Face

X

X

Tungsten Electrode (GTAW)

TECHNIQUE

FILLER METALS

POSTWELD HEAT TREATMENT

4.0

Side 2

Fill/cap SAW EH-14 AC 500 - 650 26 - 33 20 - 45

AC 450 - 550 26 - 33 20 - 45

Fill/Cap SAW EH-14 4.0 AC 500 - 650

Side 1

Root/Hot SAW EH-14 4.0

26 - 33 20 - 45

Max. t


7/30

8 of

0

--

X

X


Root Face

X

X


TECHNIQUE

FILLER METALS


Fill/cap SAW EH-14 4.0 AC 500 - 650 26 - 33 20 - 45

Fill/Cap SAW EH-14 4.0 AC 500 - 650 26 - 33 20 - 45

Side 2

450 - 550 26 - 33 20 - 45

Side 1


Layer(s) (mm) Polarity

AC

Max. t


8/30

9 of

0

--

X

X


Root Face X

X

X


TECHNIQUE

FILLER METALS


20 - 454.0Fill/Cap SAW EH-14 AC 500 - 650 26 - 33

26 - 33 20 - 45Root/Hot SAW EH-14 4.0 AC 450 - 550

Side 2

Fill/Cap SAW EH-14 4.0 AC 500 - 650 26 - 33 20 - 45

Side 1


Speed

Layer(s) (mm) Polarity (A) (V) (cpm)

WeldClass

Dia. Type & Amperes Volts

AC 450 - 550 26 - 33 20 - 45

Max. t40mm: 205

WELDING PROCEDURE

Pass or

Process

Filler Metals Welding Current Travel

Joint Details

Min. t 20mm : 10

20


9/30

10 of

0

--

X

X


Root Face X

X

X


TECHNIQUE

FILLER METALS


Fill/Cap SAW EH-14 AC 500 - 650 26 - 33 20 - 454.0

20 - 45Side 2

Root/Hot SAW EH-14 4.0 AC 450 - 550 26 - 33

Fill/Cap SAW EH-14 4.0 AC 500 - 650 26 - 33 20 - 45

Side 1


Speed


WeldClass


AC 450 - 550 26 - 33 20 - 45

Max. t40mm: 205

t>40mm: 230

WELDING PROCEDURE

Pass or

Process


Joint Details

Min. 20< t 40mm : 20

40< t 60mm : 65

60< t 100mm : 110

N/A Gas Cup Size N/A Temp. N/A

PREHEAT AND INTERPASS TEMP Time N/A

(F7P6-F7A6) Composition N/A Interpass Cleaning Brushing, grinding

Electrode-Flux(Class) Flow Rate N/A

Flux MF-38 Gas N/A Peening N/A

Trade Name US-36 Angle 10

SHIELDING Contact Tube to Work Distance 25mm35mm

AWS Specification AWS A5.17 Electrode Spacing : Longitudinal 3mm

AWS Classification EH14 Lateral 3mm

Stringer Bead

Diameter (Pipe) N/A Multi-pass or Single Pass (per side) Single

Number of Electrodes Single

Thickness(mm) : Groove 20mm to Over

Fillet N/A Stringer or Weave Bead

BASE METALS

Material Spec. JIS G3106 Size N/A

Type or Grade SM490YB, SM490YA, SM520 Type N/A

Backgouging : Yes No DCEN Pulsed

Method Arc air gouge Other N/A

Spray

Groove Angle 55-70 Radius (J-U) N/A Current : AC DCEP

Root Gap 0~2 mm 6mm to over Short-Circuiting Globular

Backing : Yes No

Backing Material N/A Transfer Mode (GMAW) :

Fillet N/A

Single Double Weld Vertical Progression : Up Down

JOINT DESIGN USED POSITION

Type : Position of Groove : 1G

Welding Process (es) SAW Type Manual Semi - Automatic

Supporting PQR No.(s) Machine Automatic

Company Name MTSC Authorized by D.V.Quang Date Jul. 19, 2011

Page 31

WELDING PROCEDURE SPECIFICATION (WPS)

Identification # SAW-X2

Revision Date By

60

6 to over

Backgouge

Side 2

Side 1

+10

- 5

T2

T1

60+10

- 5

13(T2-6)

23(T2-6)


10/30

11 of

0

--

X

X


Root Face X

X

X


TECHNIQUE

FILLER METALS


20 - 45

Fill/Cap SAW EH-14 4.0 AC 500 - 650 26 - 33 20 - 45

Side 2Root/Hot SAW EH-14 4.0 AC 450 - 550 26 - 33

Fill/Cap SAW EH-14 4.0 AC 500 - 650 26 - 33 20 - 45

Side 1


Speed


WeldClass


AC 450 - 550 26 - 33 20 - 45

Max. t40mm: 205

t>40mm: 230

WELDING PROCEDURE

Pass or

Process


Joint Details

Min. 20< t 40mm : 50

40< t 60mm : 80

60< t 100mm : 110



(F8A4 / F8P6) Composition N/A Interpass Cleaning Brushing, grinding


Flux MF-38 Gas N/A Peening N/A

Trade Name US-49 Angle 10


AWS Specification AWS A5.23 Electrode Spacing : Longitudinal 3mm

AWS Classification EG-A4 Lateral 3mm

Stringer Bead

Diameter (Pipe) N/A Multi-pass or Single Pass (per side) Single


Thickness(mm) : Groove 20mm to Over


BASE METALS


Type or Grade SM570 Type N/A



Spray


Root Gap 0~2 mm 6mm to over Short-Circuiting Globular

Backing : Yes No


Fillet N/A



Type : Position of Groove : 1G

Welding Process (es) SAW Type Manual Semi - Automatic



Page 31


Identification # SAW-X3

Revision Date By

60

6 to over

Backgouge

Side 2

Side 1

+10

- 5

T2

T1

60+10

- 5

13(T2-6)

23(T2-6)


11/30

12 of

0

-- X

X


Root Face X

X

X


TECHNIQUE

FILLER METALS

N/A


Cap FCAW-G E71T-1C 1.2 DCEP 180 - 220 28 - 32 18-25

Side 2

Hot/Fill FCAW-G E71T-1C 1.2 DCEP 180 - 230 30 - 35 18-25

28 - 32 18-25Cap FCAW-G E71T-1C 1.2 DCEP 180 - 220

18-25


Side 1

Root FCAW-G E71T-1C 1.2 DCEP 170-220 27-32

WELDING PROCEDURE

Pass or

Process


Joint DetailsWeldClass

Dia. Type & Amperes Volts Speed


Max. t20mm: 205

Temp. N/A


Min. t 20mm : 10

Electrode-Flux(Class) Flow Rate 15-25 liter/min

N/A Gas Cup Size 16mm Dia.

Flux Gas CO2 Gas Peening N/A

Composition 100% Interpass Cleaning Brushing, grinding

Trade Name DW-100 or SF-71 Angle N/A


AWS Specification AWS A5.20 Electrode Spacing : Longitudinal N/A

AWS Classification E71T-1C Lateral N/A

Weave Bead

Diameter (Pipe) N/A Multi-pass or Single Pass (per side) Single or Multipass


Thickness(mm) : Groove T 20mm


BASE METALS





Spray


Root Gap 0-4 mm 0-5mm Short-Circuiting Globular

Backing : Yes No


Fillet N/A



Type : Position of Groove : 1G,2G,3G

Welding Process (es) FCAW-G Type Manual Semi - Automatic



Page 31


Identification # FCAW-V1

Revision Date By

60

0-4mm

0-5mm

Backgouge

Side 2

Side 1

+10

- 5

T


12/30

13 of

0

-- X

X


Root Face X

X

X


TECHNIQUE

FILLER METALS

N/A


Cap FCAW-G E71T-1C 1.2 DCEP 200 - 230

Hot/Fill FCAW-G E71T-1C 1.2 DCEP 200 - 250 29-33 21-35

30 - 35 21-35


Side 2

21-35


Side 1

Root FCAW-G E71T-1C 1.2

T ype & Amperes Volts

DCEP 180-230 29-33

Speed


WELDING PROCEDURE

Pass or

Process



Dia.

Max. t20mm: 205

Temp. N/A


Min. t 20mm : 10





Trade Name DW-60 Angle N/A



AWS Classification E81T1-Ni1C Lateral N/A

Wave Bead





BASE METALS





Spray



Backing : Yes No


Fillet N/A







Page 31


Identification # FCAW-V2

Revision Date By

60

0-4mm

0-5mm

Backgouge

Side 2

Side 1

+10

- 5

T


13/30


14/30

15 of

0

-- X

X


Root Face X

X

X


TECHNIQUE

FILLER METALS

N/A


t>40mm: 230


Hot/Fill FCAW-G E71T-1C 1.2 DCEP 200 - 250 29-33 21-35


Side 2

21-35


Side 1


Type & Amperes Volts

DCEP 180-230 29-33

Speed


WELDING PROCEDURE

Pass or

Process



Dia.

40< t 60mm : 8060< t 100mm : 110

Max. t40mm: 205

Temp. N/A


Min. 20< t 40mm : 50





Trade Name DW-60 Angle N/A




Wave Bead



Thickness(mm) : Groove T>20mm


BASE METALS





Spray



Backing : Yes No


Fillet N/A







Page 31


Identification # FCAW-X2

Revision Date By

60

f=0-5mm

Backgouge

Side 2

Side 1

+10

- 5

T

60+10

- 5

13(T-f)

23(T-f)


15/30

16 of

0

--

X

X


Root Face X

X

X


TECHNIQUE

FILLER METALS

Trade Name DW-100 (or SF-71)





(Side 2)

180 - 250 29-33 21-35


Side 1



DCEP

Max. t40mm: 205

WELDING PROCEDURE

Pass or

Process


Joint DetailsWeld

(A) (V) (cpm)Class


t>40mm: 230

Min. 20< t 40mm : 20

40< t 60mm : 65

60< t 100mm : 110

N/A Gas Cup Size 16mm Dia. Temp. N/A


N/A



Angle N/A


Flux N/A Gas CO2 Gas Peening


AWS Classification E71T-1 Lateral N/A

Stringer Bead

Diameter (Pipe) Multi-pass or Single Pass (per side) Single or MultipassNumber of Electrodes Single

Thickness(mm) : Groove T20mm


BASE METALS





Spray



Backing : Yes No


Fillet N/ASingle Double Weld Vertical Progression : Up Down


Type : Position of Groove : 1G,2G


Supporting PQR No.(s) N./A Machine Automatic


Page 31


Identification # FCAW-K1

Revision Date By

T

12(T-f)

12(T-f)

45 +

10

-5

45

+

10

-5

f=0-5mm

Backgouge

Side 1Side 2

0-4mm


16/30

17 of

0

--

X

X


Root Face X

X

X


TECHNIQUE

FILLER METALS

Trade Name





(Side 2)

180 - 250 29-33 21-35


Side 1



DCEP

Max. t40mm: 205

WELDING PROCEDURE

Pass or

Process


Joint DetailsWeld

(A) (V) (cpm)Class


t>40mm: 230

Min. 20< t 40mm : 20

40< t 60mm : 65

60< t 100mm : 110



N/A



Angle N/A



DW-60



Stringer Bead

Diameter (Pipe) Multi-pass or Single Pass (per side) Single or Multipass




BASE METALS





Spray



Backing : Yes No


Fillet N/A



Type : Position of Groove : 1G,2G




Page 31



Revision Date By

T

12(T-f)

12(T-f)

45 +

10

-5

45

+10

-5

f=0-5mm

Backgouge

Side 1 Side 2

0-4mm


17/30

18 of

0

-- X

X X


Root Face X

X

X


TECHNIQUE

FILLER METALS




(Side 2)Hot/Fill FCAW-G E71T-1C 1.2 DCEP 200 - 250 29-33 18-25

30 - 35 18-25Cap FCAW-G E71T-1C 1.2 DCEP 200 - 250

29 - 33 18-25


Root FCAW-G E71T-1C 1.2 DCEP 180 - 250

Side 1



Layer(s) (mm)

Max. t40mm: 205

t>40mm: 230

WELDING PROCEDURE

Pass or

Process


Polarity (A) (V) (cpm)

Min. 20< t 40mm : 20

40< t 60mm : 65

60< t 100mm : 110



N/A



Angle N/A





Wave Bead




BASE METALS


Type or Grade SM490YB, SM490YA Type N/A



Spray



Backing : Yes No








Page 31



Revision Date By

T

12(T-f)

12(T-f)

45 +

10

-5

45

+

10

-5

f=0-5mm

Backgouge

Side 1Side 2

0-4mm


18/30

19 of

0

-- X

X X


Root Face X

X

X


TECHNIQUE

FILLER METALS

Trade Name


DW-60

29-33 18-25

30 - 35 18-25

29 - 33 18-25

Polarity (A)


(Side 2)Hot/Fill FCAW-G E71T-1C 1.2 DCEP 200 - 250



Root FCAW-G E71T-1C 1.2 DCEP 180 - 250

Side 1



Layer(s) (mm)

Max. t40mm: 205

t>40mm: 230

WELDING PROCEDURE

Pass or

Process


(V) (cpm)

Min. 20< t 40mm : 20

40< t 60mm : 65

60< t 100mm : 110



N/A


Electrode-Flux(Class) Flow Rate 15-25 li ter/min

Angle N/A





Wave Bead




BASE METALS





Spray



Backing : Yes No








Page 31



Revision Date By

T

12(T-f)

12(T-f)

45 +

10

-5

45

+

10

-5

f=0-5mm

Backgouge

Side 1 Side 2

0-4mm


19/30

20 of

0

--

X

X


Root Face X

X

X


TECHNIQUE

FILLER METALS



30 - 35 21-35

DCEP 200 - 270 29-33 21-35


Side 2Hot/Fill FCAW-G E71T-1C 1.2

30 - 35 21-35


180 - 250 29-33 21-35

Hot/Fill FCAW-G E71T-1C 1.2 DCEP 200 - 270

Side 1



DCEP

Pass or

Process


Joint DetailsWeld

(A) (V) (cpm)Class



Max. t20mm: 205

WELDING PROCEDURE

Temp. N/A

Time N/A


PREHEAT AND INTERPASS TEMP

Min. t 20mm : 10

N/A


Angle N/A





Stringer Bead




BASE METALS





Globular Spray

Groove Angle 45/60 Radius (J-U) N/A Current : AC DCEP

Root Gap 0-4 mm Short-Circuiting0-5mm



Position of Groove : 1G,2G

Welding Process (es) FCAW-G Type Manual

Backing : Yes No

31


Identification # FCAW-L1

Revision Date By

Page

Semi - Automatic




Type :

T

+10

-5

(Backgouge)

Side 1 Side 2

45

0-5mm

0-4mm


20/30


21/30

22 of

0

-- X

X X


Root Face X

X

X


TECHNIQUE

FILLER METALS



30 - 35 18-25

29-33 18-25



18-25

30 - 35 18-25

18-25


Side 2

Cap FCAW-G E71T-1C 1.2 DCEP 200 - 230 30 - 35

Joint DetailsWeld

(A) (V) (cpm)Class



Pass or

Process



Max. t20mm: 205

WELDING PROCEDURE

Temp. N/A

Time N/A

Electrode-Flux(Class) Flow Rate 15-25 li ter/min

PREHEAT AND INTERPASS TEMP

Min. t 20mm : 10

N/A


Angle N/A





Wave Bead




BASE METALS





Globular Spray


Root Gap 0-4 mm Short-Circuiting0-5mm

Backing : Yes No




Type : Position of Groove : 1G, 2G,3G




Page 31



Revision Date By

Side 1

Root FCAW-G E71T-1C 1.2 DCEP 180 - 230 29 - 33

T

+10

-5

(Backgouge)

Side 1 Side 2

45

0-5mm

0-4mm


22/30

23 of

0

-- X

X X


Root Face X

X

X


TECHNIQUE

FILLER METALS

Trade Name


DW-60

30 - 35 18-25

DCEP 200 - 250 29-33 18-25


Side 2Hot/Fill FCAW-G E71T-1C 1.2



Side 1


Speed


WeldClass


DCEP 180 - 230 29 - 33 18-25

Max. t20mm: 205

WELDING PROCEDURE

Pass or

Process


Joint Details

Min. t 20mm : 10



N/A



Angle N/A





Wave Bead




BASE METALS





Spray



Backing : Yes No




Type : Position of Groove : 1G, 2G,3G




Page 31



Revision Date By

T

+10

-5

(Backgouge)

Side 1 Side 2

45

0-5mm

0-4mm


23/30

24 of

0

--

X

X


Root Face X

X

X


TECHNIQUE

FILLER METALS



Multipass

Single pass

DCEP 180 - 270 29 - 33 21-35Root FCAW-G E71T-1C 1.2



Speed


WeldClass


DCEP 180 - 230 29 - 33 21-35

Max. t40mm: 205

t>40mm: 230

WELDING PROCEDURE

Pass or

Process


Joint Details

Min. 20< t 40mm : 20

40< t 60mm : 65

60< t 100mm : 110



N/A



Angle N/A





Stringer Bead

Diameter (Pipe) Multi-pass or Single Pass (per side) Single or Multi pass


Thickness(mm) : Groove N/A

Fillet Unlimited Stringer or Weave Bead

BASE METALS




Method N/A Other N/A

Spray

Groove Angle N/A Radius (J-U) N/A Current : AC DCEP

Root Gap 0~2 mm N/A Short-Circuiting Globular

Backing : Yes No


Fillet 1F,2F



Type : Position of Groove : N/A




Page 31


Identification # FCAW-FS1

Revision Date By


24/30

25 of

0

-- X

X X


Root Face X

X

X


TECHNIQUE

FILLER METALS



Multipass

Single passDCEP 180 - 250 29 - 33 18-25Root FCAW-G E71T-1C 1.2



Speed


WeldClass


DCEP 180 - 230 29 - 33 18-25

Max. t40mm: 205

t>40mm: 230

WELDING PROCEDURE

Pass or

Process


Joint Details

Min. 20< t 40mm : 20

40< t 60mm : 65

60< t 100mm : 110



N/A



Angle N/A





Wave Bead

Diameter (Pipe) Multi-pass or Single Pass (per side) Single or Multi passNumber of Electrodes Single



BASE METALS





Spray



Backing : Yes No


Fillet 1F, 2F,3FSingle Double Weld Vertical Progression : Up Down






Page 31


Identification # FCAW-FS2

Revision Date By


25/30

26 of

0

--

X

X


Root Face X

X

X


TECHNIQUE

FILLER METALS



Cap(1) FCAW-G E71T-1C 1.2 DCEP 200 - 270 30 - 35 21-35

Cap(2) FCAW-G E71T-1C 1.2 DCEP 200 - 250 30 - 35 21-35


Speed


WeldClass


DCEP 180 - 230 29 - 33 21-35

Max. t40mm: 205

t>40mm: 230

WELDING PROCEDURE

Pass or

Process


Joint Details

Min. 20< t 40mm : 20

40< t 60mm : 65

60< t 100mm : 110



N/A



Angle N/A





Stringer Bead

Diameter (Pipe) Multi-pass or Single Pass (per side) MultipassNumber of Electrodes Single



BASE METALS





Spray



Backing : Yes No


Fillet 1F,2FSingle Double Weld Vertical Progression : Up Down






Page 31


Identification # FCAW-FM1

Revision Date By


26/30

27 of

0

-- X

X X


Root Face X

X

X


TECHNIQUE

FILLER METALS



29-33 21-35Side 2Root FCAW-G E71T-1C 1.2 DCEP 200 - 250



Side 1


Speed


WeldClass


DCEP 180-230 29-33 21-35

Max. t40mm: 205

t>40mm: 230

WELDING PROCEDURE

Pass or

Process


Joint Details

Min. 20< t 40mm : 20

40< t 60mm : 65

60< t 100mm : 110



N/A



Angle N/A





Wave Bead




BASE METALS





Spray



Backing : Yes No








Page 31


Identification # FCAW-FM2

Revision Date By


27/30

28 of

0

--

X

X X


Root Face X

X

X


TECHNIQUE

FILLER METALS

Trade Name


DW-60

DCEP 200 - 250 29-33 21-35Side 2Root FCAW-G E71T-1C 1.2



Side 1


Speed


WeldClass


DCEP 180-230 29-33 21-35

Max. t40mm: 205

t>40mm: 230

WELDING PROCEDURE

Pass or

Process


Joint Details

Min. 20< t 40mm : 50

40< t 60mm : 80

60< t 100mm : 110



N/A



Angle N/A





Stringer Bead




BASE METALS





Spray



Backing : Yes No


Fillet 1F, 2FSingle Double Weld Vertical Progression : Up Down






Page 31


Identification # FCAW-FA1

Revision Date By

T

0-2mm

=9mm >9mm


28/30

29 of

0

-- X

X X


Root Face X

X

X


TECHNIQUE

FILLER METALS

Trade Name


DW-60

Cap

30 - 35 21-35

FCAW-G E71T-1C 1.2 DCEP 200 - 230 30 - 35 21-35

DCEP 200 - 250 29-33 21-35


Side 2Root FCAW-G E71T-1C 1.2


Side 1


Speed


WeldClass


DCEP 180-230 29-33 21-35

Max. t40mm: 205

t>40mm: 230

WELDING PROCEDURE

Pass or

Process


Joint Details

Min. 20< t 40mm : 50

40< t 60mm : 80

60< t 100mm : 110



N/A



Angle N/A





Wave Bead




BASE METALS





Spray



Backing : Yes No








Page 31


Identification # FCAW-FA2

Revision Date By

T

0-2mm

=9mm >9mm


29/30

30 of

Company Name MTSC

Welding Process (es) Stud Welding (Auto. machine) 0

Stud material : JIS B 1198 Headed Stud Base material :

Material specifications: JIS G 3507 Specification: JIS G 3106 SM490Y, SM490YB, SM520C, SM570

Weld base diameter : 22Fmm Alloy and temper : None

Group No. : II

Coating : Not applied

Clearning method : Grinding

Stud Shape :

Flat : Round : X Tube: Angle:

Diameter : 22Fmm

Ferrule :

Part No. : -

Ferrule description : A-22

Position :

Over head :

Down-hand : X

Side-hand :

Machine data : Angular degrees from normal

Power supply Angle iron inside radius Heel of angle

Model : MRN - 2500II

Stud gun model : GS - 202

Weld time (Secs.): Cycles: 60 Shielding gas(es) : -

Current : 1,500 A 5%OCV 75 A Composition : -

Polarity : DC RP Lift : 3.5 mm Flow rate : -

Plunge (protrusion) : 5 mm

Weld cable size : 100 mm2 Length : 25 m

Number of grounds (workpiece leads) : 1

Procedure :

1)

2) The steel plate surface shall be cleaned by grinding.

3) The ferrules (arc shields) shall be ept dry.

4)

-

0.8

At the time of welding, the studs shall be free from rust, rust pits, scale, oil, moisture, or other deleterious matter that wold

adversele affect the welding operation.

Stud shall be welded with automatically timed stud welding equipment connected to a suitable source of direct current (reversed

polarity).

Stud detail :

0

- -

Jul. 19, 2011

Page 31


Identification # STW-1

Revision Date By

Supporting PQR No.(s) N./A Authorized by D.V.Quang Date


30/30

31 of

0

-- X

X


Root Face

X

X


TECHNIQUE

FILLER METALS

Trade Name


100 - 140 20 - 25 8 - 12

(A) (V) (cpm)

Amperes Volts Speed

4.0 140-180 21-26 10 - 15

or

Cap SMAW E7016 3.2 DCEP 100 - 140 20 - 25 8 - 12

140-180 21-26 10 - 15Filling SMAW E7016 4.0

4.0 140-180 21-26 10 - 15

or

DCEP

DCEP

Root SMAW E7016 3.2

Layer(s) (mm) PolarityClass

Dia. Type &

DCEP

Max. t40mm: 205

WELDING PROCEDURE

Pass or

Process


Joint DetailsWeld

t>40mm: 230

Min. 20< t 40mm : 20

40< t 60mm : 65

60< t 100mm : 110


Time N/APREHEAT AND INTERPASS TEMP

Composition N/A Interpass Cleaning Brushing, grinding


Flux N/A Gas N/A Peening N/A

LB-52 or S-7016.H Angle N/A

SHIELDING Contact Tube to Work Distance N/A


AWS Classification E7016 Lateral N/A

Wave Bead

Diameter (Pipe) N/A Multi-pass or Single Pass (per side) Multi-pass




BASE METALS

Material Spec. JIS G 3101, G3106 Size N/A

Type or Grade Type N/A

Backgouging : Yes No DCEN

SS400, SM490Y, SM490YB

Pulsed


Globular Spray


Root Gap 0~2 mm =T mm Short-Circuiting

Transfer Mode (GMAW) :

Fillet 1F,2F,3F



Welding Process (es) SMAW Type Manual

Backing : Yes No

DCEP

Page

Semi - Automatic




Backing Material N/A

31


Identification # SMAW-1

Revision Date By

doko.vn 180927 quy trinh han wps cho mot du an

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