China Zhonghai Steel Pipe Manufacturing Corporation
5 1

Welded by Heating Steel Pipes Tube

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China Zhonghai Steel Pipe Manufacturing Corporation
[China]

Address
Lecong Steel World Industry Area Foshan Guangdong
Phone
86-0757-28909727
Contact name
Li Young

Quick Information

  • Brand Name: Zhonghai
  • Place of Origin: China
  • Model Number : Welded by Heating Steel Pipe
  • Grade : A53,A106,A179,A192,J55,K55,N80,ST35.8,ST37,ST42,ST52,E235,E355,S235JRH,S275JR,S355JOH,P235TR1,10#,20#,45#,Q235,Q345
  • Length : 5.8 meters for 20' container, 6 meters to 12 meters for 40' container
  • Outer Diameter : 2''(60.3mm) to 84''(2150mm)
  • Specification : ASTM,DIN,EN,JIS,BS,API,GB
  • Technique : Welded by Heating
  • Thickness : SCH5(0.28mm) to XXS(59.54mm)
  • Usage : Petroleum,natural gas,pipeline transportation and the big construction item
  • Certification : ISO9001-2000,CE,API 5L
  • Third Party Inspect : BV,CE,SGS,Lloyds,DNV,CCS

Description

This kind of steel pipe is useing ERW steel pipes through heating and then follow-up to deal with the steel pipe.So you can see any welded seam on it.It is welded steel pipe indeed,although it looks like a seamless steel pipe.

 

Welded pipe


Description

Standard

SY/T3091-2001 and equivalent

Material

Q195,Q215,Q235,Q345B,X42,X52,X60

Diameter

114MM—1440MM

Thickness

4MM--30MM

Original

China

Type

Straight welded Steel Pipe

Usage

widely used in mechanical processing, petrochemical, transportation and construction industry

Process

ERW LSAW

Length

As your requirements

Specification

114-1440*4-30

FOB Price

Competitive price

Loading port

Tianjin/Shanghai/Qingdao

Payment term

L/C,T/T

Minimum Order

10 tons or negotiation

?Supply Ability

80000 T/Month

Standard package

In bundles or in bulk or as your requirements

Delivery time

7days to 15days or as your requirements

 

Mechanical properties:

Standards

Grade

T.S.(MPa)

Y.S.(MPa)

Elongation(%)

<16mm

16-30mm

GB/T

10

335

205

195

24

20

390

245

235

20

35

510

305

295

17

45

590

335

325

14

16Mn

490

325

315

21

DIN

 

<16mm

>16mm

 

ST35

345-460

235

225

25

ST45

440-550

255

245

21

ST55

540-645

295

285

17

ST52

490-630

355

345

22

ST45

590-730

335

325

14

ASTM A53

A

330

205

 

B

415

240

ASTM A106

A

330

205

 

B

415

240

C

485

275

 

 

Chemical composition:

Standards

Grade

C

Si

Mn

P≤

S≤

Cu≤

Ni≤

Cr≤

Mo≤

V≤

GB/T

10

0.07-0.14

0.17-0.37

0.35-0.65

0.035

0.035

0.25

0.25

0.15

/

/

20

0.17-0.24

0.17-0.37

0.35-0.65

0.035

0.035

0.25

0.25

0.25

/

/

35

0.32-0.39

0.17-0.37

0.50-0.80

0.035

0.035

0.25

0.25

0.25

/

/

45

0.42-0.50

0.17-0.37

0.50-0.80

0.035

0.035

0.25

0.30

0.25

/

/

16Mn

0.12-0.20

0.20-0.55

1.20-1.60

0.045

0.045

0.25

0.25

0.25

/

/

DIN

St35

≤0.18

0.15-0.35

0.35-0.65

0.035

0.035

0.25

0.25

0.25

/

/

St45

≤0.25

0.15-0.35

0.50-0.80

0.035

0.035

0.25

0.25

0.25

/

/

St55

0.33-0.41

0.15-0.35

0.50-0.80

0.035

0.035

0.25

0.25

0.25

/

/

St52

≤0.20

≤0.55

≤1.50

0.035

0.035

0.25

0.25

0.25

/

/

ASTM A53

CK45

0.42-0.50

0.17-0.37

0.50-0.80

0.035

0.035

0.25

0.25

0.25

/

/

ASTM A106

A

≤0.25

/

≤0.95

0.05

0.045

0.40

0.40

0.40

0.15

0.08

B

≤0.30

 

 

 

 

 

 

 

 

 

 

Dimension Tolerances:

Standards

Outer Diameter Tolerance

Thickness Tolerance

GB/T

D<50

±0.50mm

S<4mm

±12.5%

D≥50

±1%

4-20mm

+15/-12.5%

S≥20mm

±12.5%

DIN

D50

±0.50mm

S2Sn

+15/-10%

D48.3D48.3

±1%

2SnS4Sn

+12.5/-10%

S4Sn

±9%

ASTM A53

D<48.3

±0.4/-0.79mm

±12.5%

D≥48.3

±1%

ASTM A106

D<48.3

±0.4/-0.79mm

±12.5%

D48.3-114.3

±0.79mm

D≥114.3

±1.59/-0.79mm

 


Price

  • Price Condition : FOB
  • Price : USD800 / Ton
  • Delivery Port : China Main Port

Packaging & Delivery

  • Packing : Varnish coating, beveled ends with caps
  • Delivery Lead Time : 10 Days
  • Minimum Order : 5 Tons
  • Supply Ability : 8000 Tons/Month

Product Image

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