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  • 直缝埋弧焊管LSAW.jpg

LSAW Pipe

Classification :

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.

Keywords:

Carbon Steel Pipe

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.

PACKING AND SHIPPING

Our products are mainly exported to certain areas of Southeast Asia, Latin America, the Middle East and the former Soviet Union. Since the establishment of a factory in 2010, we have been using advanced production equipment to improve product quality and reduce production costs. We now have a good production environment.

 

WAREHOUSE STORAGE

We have scale advantages, resource advantages, integration advantages, technological research and development advantages, capital operation advantages, and have complete pre -sale, sales and after -sales service systems.

Taixin Steel

APPLICATION FIELD

The products are widely used in water conservancy projects, military equipment, construction industry, aerospace, automobiles, home appliances and other fields.

Taixin Steel

CUSTOMER VISIT

Our global footprint extends to over 100+ countries, including major markets like the European Union, the United States, Australia, Southeast Asia, and the Middle East. We are committed to delivering exceptional products and services to customers worldwide.

Taixin Steel

FAQ

Taixin Steel

Q:What is your working time?


Taixin Steel

A:In general, our online service time is: 8:00-22:00, after 22:00, we will reply to your inquiry during the next working day.

Taixin Steel

Q:How to pack the products?


Taixin Steel

A:The inner layer has a waterproof paper outer layer with iron packaging and is fixed with a fumigation wooden pallet. It can effectively protect products from corrosion during ocean transportation.

Taixin Steel

Q:Does the product have quality inspection before loading?


Taixin Steel

A:Of course, all our products are strictly tested for quality before packaging.

Taixin Steel

Q:Can I go to your factory to visit?


Taixin Steel

A:Of course, we welcome customers from all over the world to visit our factory.

Taixin Steel

Q:How long does your delivery time take?


Taixin Steel

A:In general, our delivery time is within 7-45 days, and may be delayed if the demand is extremely large or special circumstances occur.

Taixin Steel

Q:What are the certifications for your products?


Taixin Steel

A:We have ISO 9001,EWC and other certifications.

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