LSAW Pipe

The longitudinal submerged arc welded pipe is made of steel plate as raw material, which is formed by a forming machine, and then double-sided submerged arc welding is carried out. Through this process, the LSAW pipe will have excellent ductility, toughness, uniformity, plasticity and good sealing performance. The production equipment can be produced quickly, easy to replace, and the product specification range of LSAW pipe is large. The production line can produce welded pipe diameter 406-4500mm, wall thickness 8mm-100mm.

Classification :

PRODUCT DETAILS

LSAW Pipe Description

The longitudinal submerged arc welded pipe is made of steel plate as raw material, which is formed by a forming machine, and then double-sided submerged arc welding is carried out. Through this process, the LSAW pipe will have excellent ductility, toughness, uniformity, plasticity and good sealing performance. The production equipment can be produced quickly, easy to replace, and the product specification range of LSAW pipe is large. The production line can produce welded pipe diameter 406-4500mm, wall thickness 8mm-100mm.


Product Parameters

Product Name

LSAW pipe

Standard

EN/DIN/JIS/ASTM/BS/ASME/AISI etc.

Outer Diameter

406mm-4500mm

Wall Thickness

8-100mm

Length

5.8 meters-12.5 meters, Support customization

Manufacturing Type

Longitudinal submerged arc welded pipe and welded steel pipe

 

Product Material

Standard

Material

ASTM A53

A53GR.B

ASTM A252

A252 GR.2, ASTM A252 GR.3

GB/T3091

Q195, Q235B, Q345A, Q345B

API 5L

Gr.B, X42, X46, X52, X56, X60, X65, X70, X80

GB/T9711-2011

L210, L245, L290, L320, L360, L390, L415, L450, L485

EN 10219

S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H

A671/A672 CL10-CL13

CA55, B65, B70, C70

 

Chemical Composition & Mechanical Properties

Standard

Grade

Chemical Composition(max)%

Mechanical Properties(min)

C

Mn

Si

S

P

Yield Strength

(Mpa)

Tensile Strength

(Mpa)

GB/T700-2006

A

0.22

1.4

0.35

0.050

0.045

235

370

B

0.2

1.4

0.35

0.045

0.045

235

370

C

0.17

1.4

0.35

0.040

0.040

235

370

D

0.17

1.4

0.35

0.035

0.035

235

370

GB/T1591-2009

A

0.2

1.7

0.5

0.035

0.035

345

470

B

0.2

1.7

0.5

0.030

0.030

345

470

C

0.2

1.7

0.5

0.030

0.030

345

470

BS En10025

S235JR

0.17

1.4

-

0.035

0.035

235

360

S275JR

0.21

1.5

-

0.035

0.035

275

410

S355JR

0.24

1.6

-

0.035

0.035

355

470

DIN 17100

ST37-2

0.2

-

-

0.050

0.050

225

340

ST44-2

0.21

-

-

0.050

0.050

265

410

ST52-3

0.2

1.6

0.55

0.040

0.040

345

490

JIS G3101

SS400

-

-

-

0.050

0.050

235

400

SS490

-

-

-

0.050

0.050

275

490

API 5L PSL1

A

0.22

0.9

-

0.03

0.03

210

335

B

0.26

1.2

-

0.03

0.03

245

415

X42

0.26

1.3

-

0.03

0.03

290

415

X46

0.26

1.4

-

0.03

0.03

320

435

X52

0.26

1.4

-

0.03

0.03

360

460

X56

0.26

1.1

-

0.03

0.03

390

490

X60

0.26

1.4

-

0.03

0.03

415

520

X65

0.26

1.45

-

0.03

0.03

450

535

X70

0.26

1.65

-

0.03

0.03

585

570

 

Scope of Application

Longitudinal submerged arc welding pipe products are suitable for all kinds of oil and natural gas transmission pipelines and construction steel structures, such as oil pipelines, natural gas, urban pipeline networks, mining coal water slurry pipelines, high-voltage transmission lines, wind power generation, bridges, high-speed railways, etc.

USA Japan Germany U.K.

 

France Italy Spain Switzerland China

AISI/SAE

JIS

W‐nr.

DIN

BS

EN

AFNOR

UNI

UNE

SS

GB

A570.36

STKM 12A

1.0038

RSt.37‐2

4360

‐

E 24‐2

‐

‐

1311

15

-

STKM 12C

-

-

40 C

-

Ne

-

-

-

-

1015

‐

1.0401

C15

080M15

‐

CC12

C15, C16

F.111

1350

15

1020

‐

1.0402

C22

050A20

2C

CC20

C20, C21

F.112

1450

20

1213

SUM22

1.0715

9SMn28

230M07

1A

S250

CF9SMn28

F.2111

1912

Y15

11SMn28

12L13

SUM22L

1.0718

9SMnPb28

‐

‐

S250Pb

CF9SMnPb28

11SMnPb28

1914

‐

‐

‐

1.0722

10SPb20

‐

‐

10PbF2

CF10Pb20

10SPb20

‐

‐

1215

‐

1.0736

9SMn36

240M07

1B

S300

CF9SMn36

12SMn35

‐

Y13

12L14

‐

1.0737

9SMnPb36

‐

‐

S300PB

CF9SMnPb36

12SMnP35

1926

‐

1015

S15C

1.1141

Ck15

080M15

32C

XC12

C16

C15K

1370

15

1025

S25C

1.1158

Ck25

‐

‐

‐

‐

‐

‐

25

A572-60

‐

1.890

StE380

4360 55

‐

‐

FeE390KG

‐

2145

‐

1035

‐

1.0501

C35

060A35

‐

CC35

C35

F.113

1550

35

1045

‐

1.0503

C45

080M46

‐

CC45

C45

F.114

1650

45

1140

‐

1.0726

35S20

212M36

8M

35MF4

‐

F210G

1957

‐

1039

‐

1.1157

40Mn4

150M36

15

35M5

‐

‐

‐

40Mn

1335

SMn438(H)

1.1167

36Mn5

‐

‐

40M5

‐

36Mn5

2120

35Mn2

1330

SCMn1

1.1170

28Mn6

150M28

14A

20M5

C28Mn

‐

‐

30Mn

1035

S35C

1.1183

Cf35

060A35

‐

XC38TS

C36

‐

1572

35Mn

1045

S45C

1.1191

Ck45

080M46

‐

XC42

C45

C45K

1672

Ck45

1050

S50C

1.1213

Cf53

060A52

‐

XC48TS

C53

‐

1674

50

1055

‐

1.0535

C55

070M55

9

‐

C55

‐

1655

55

1060

‐

1.0601

C60

080A62

43D

CC55

C60

‐

‐

60

1055

S55C

1.1203

Ck55

070M55

‐

XC55

C50

C55K

‐

55

1060

S58C

1.1221

Ck60

080A62

43D

XC60

C60

‐

1678

60Mn

1095

‐

1.1274

Ck101

060A96

‐

XC100

‐

F.5117

1870

‐

W1

SK3

1.1545

C105W1

BW1A

‐

Y105

C36KU

F.5118

1880

‐

W210

SUP4

1.1545

C105W1

BW2

‐

Y120

C120KU

F.515

2900

‐

 

Packing and delivery

The company always adheres to the principle of quality first and service first, providing customers with high-quality steel. The company has sufficient resources and faces customers with prices that are better than the market. It develops and progresses together with customers and builds a mutually beneficial cooperation platform.

QUALITY INSPECTION

Product complies with national standards such as GB, American standards such as ASTM, Japanese standards such as JIS, and European standards such as EN. It can provide material certification, SGS/CE certification, and third-party testing reports to meet engineering and procurement standards in different countries.

FACTORY WORKSHOP

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

Factory workshop

APPLICATION FIELD

Highway Guardrail

Highway Guardrail

Offshore Wind Power

Offshore Wind Power

Home Appliance Industry

Home Appliance Industry

Light Steel Villa

Light Steel Villa

New Energy Vehicles

New Energy Vehicles

New Energy

New Energy

FAQ

Q: What specifications of galvanized and color-coated products do you mainly deal with?

Q: What specifications of galvanized and color-coated products do you mainly deal with?

A: Our main products include hot-dip galvanized coils, galvanized sheets, and color-coated coils, which can be produced according to customized specifications by customers.
A: Our main products include hot-dip galvanized coils, galvanized sheets, and color-coated coils, which can be produced according to customized specifications by customers.
Q:What international standards does the product comply with? Can it obtain certification?

Q:What international standards does the product comply with? Can it obtain certification?

A:We adhere to multiple international standards such as GB, EN, ASTM, and JIS. We can provide a full set of customs clearance documents including SGS, CE, material specification sheet, and factory quality inspection report.
A:We adhere to multiple international standards such as GB, EN, ASTM, and JIS. We can provide a full set of customs clearance documents including SGS, CE, material specification sheet, and factory quality inspection report.
Q: What is the minimum order quantity (MOQ) and what is the delivery lead time?

Q: What is the minimum order quantity (MOQ) and what is the delivery lead time?

A: The minimum order quantity is one standard container. For in-stock items, shipment can be made within 7 days. For customized items, the production cycle is 15-25 days.
A: The minimum order quantity is one standard container. For in-stock items, shipment can be made within 7 days. For customized items, the production cycle is 15-25 days.
Q: What are the payment methods?

Q: What are the payment methods?

A: We support T/T prepayment and can negotiate flexible payment terms.
A: We support T/T prepayment and can negotiate flexible payment terms.
Q: How is packaging and protection for sea transportation handled?

Q: How is packaging and protection for sea transportation handled?

A: Standard export waterproof and rustproof packaging, including wrapping film, protective corners, and moisture-proof paper, suitable for ocean shipping, pressure resistance, rain protection, and corrosion resistance.
A: Standard export waterproof and rustproof packaging, including wrapping film, protective corners, and moisture-proof paper, suitable for ocean shipping, pressure resistance, rain protection, and corrosion resistance.
Q: How to handle after-sales quality issues?

Q: How to handle after-sales quality issues?

A: If there are non-human quality defects upon arrival, with actual measurement evidence, we support returns, exchanges, compensation, or replenishment, with full after-sales follow-up.
A: If there are non-human quality defects upon arrival, with actual measurement evidence, we support returns, exchanges, compensation, or replenishment, with full after-sales follow-up.

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