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ERW steel pipe

Home » Catalogue » Steel pipe » ERW steel pipe

Manufacturing steel best supplier 3 inch black iron pipe

Manufacturing steel best supplier 3 inch black iron pipe

Inquiry

Place of Origin:

Tianjin China(mainland)

Brand Name:

Goldensun Steel

Model Number:

GS00103

Certification:

ISO, BV

 

Minimum Order Quantity:

15 TONS

Price:

FOB XINGANG 400-600 USD PER TON

Packaging Details:

1. Packed with 8 bundles tightened with metal belt and plastic wrapped if need

2. According to customer’s requirement

Delivery Time:

Delivered within 30 days after receipt of deposit

Payment Terms:

30% T/T deposit in advance, 70% T/T balance within 5 days after B/L copy; 100% Irrevocable L/C at sight; 100% Irrevocable L/C after receive B/L 30-120 days; O/A

Supply Ability:

5000 Metric Ton/Metric Tons Per Month

 

Mainly Products:

Black Steel Pipe (ERW Steel Pipe), Galvanized Steel Pipe, Black Square / Rectangular Steel Pipe, Galvanized Sqaure/ Rectangular Steel Pipe with different technique and surface treatment.

Standards

ASTM A53, BS1387, DIN2440

SGS,ASTM-A53A, BS1387-1985

GB/T3091-2001,GB/T8162,GB/T8163:20#,45#

16MN(Q345B)GR. A , GR. B, GR. C,

ASTM A106  GR. A , GR. B, GR. C;

API 5L  A B X42,X46, X52, X60, X65, X70, X80  

Certificates

API 5L , API 5CT, ISO ,CE

Material

Q195→Grade B, SS330,SPHC, S185

Q215→Grade C,CS Type B,SS330,SPHC

Q235→GradeD,SS400,S235JR,S235JO,S235J2

Specification

Weld tube/pipe1/8"-8"(10mm-219.1mm)

Wall Thickness:3mm-8mm

Wt tolerance:+/-10%

Length:1-12m or as per request

Special specifications can be supplyed as per request

Zinc coated

Pre-galvanized pipes:60-80g/m2 

Hot-dip galvanized pipes:275-300g/m2  

Type

Galvanized steel pipe

Technique

Electronic Resistance Welded (ERW )
Electronic Fusion Welded (EFW)
Double Submerged Arc Welded (DSAW)

HS Code

7306309000

galvanized steel pipe and tube         galvanized steel pipe

Surface treatment

1) Bared
2) Black Painted (varnish coating)
3) Galvanized
4) With Oiled
5) 3 PE, FBE, corrosion resistant coating
6)As per request

Section shape

Round/Square/Rectangular

Object classification

Decorative square tube, square tube machine tools, industrial machinery square pipe, chemical pipe, steel square tube, square tube shipbuilding, automotive square tube, square tube steel beams, special purpose square tube

End finish

Plain/ beveled ends or threaded with sockets/coupling 

and plastic caps.galvanized steel pipes

End protector

1) Plastic pipe cap
2) Iron protector

3)as per request

Properties of products

Hot galvanized square tube has good strength, toughness, ductility and welding process performance and have good ductility, its alloy layer and the steel base firmly attached, so hot galvanized square tube can be cold-rolled, brushed , bending and other forming without damaging the coating; suitable for general machining such as drilling, cutting, welding, cold and other technology. After hot-dip galvanized surface bright and beautiful, can be used directly according to the needs of the project.

Inspection

With hydraulic testing, eddy current and infrared test

packaging information

1.Big OD: in bulk
2.Small OD :packed by steel strips
3.Woven cloth with 7 slats
4.According to the requirements of customers

Main application

1.For low pressure liquid delivery such as water,gas and oil

2.For structure,construction and fencing post

CHEMICAL COMPOSITION:

Material

Chemical composition

Mechanical property

 

C

SI

MN

P

S

yield strength

tensile strength

elongation

 

 

 

 

 

 

MPA

MPA

no more than

Q195

 0.06~012

 0.3

0.25~0.5 

  ≤0.05 

 ≤0.045 

195

315~390

33

Q235A

Q235B

 0.14~0.22

 0.3

0.3~0.7

  ≤0.05 

 ≤0.045 

235

375~460

26

Q235C

≤0.18 

 0.3

0.35~0.8

  ≤0.04 

  ≤0.04

235

375~460

26

Q235D

≤0.17 

 0.3

0.35~0.8

 ≤0.035 

 ≤0.035 

235

375~460

26

Q345A

Q345B

Q345C

≤0.20  

≤0.55

1.00-1.60

≤0.045 

≤0.045 

345

470~630

21

Q345D

Q345E

≤0.18

≤0.55

1.00-1.60 

≤0.025 

≤0.025

 ≥295 

470~630

22

 

Certification Testing


Contact Us
Tinajin Goldensun Import& Export Co.,Ltd.
Tel:+86-022-26170772
Fax:+86-022-26287579
Mobile:+86 13752252499
Wechat:+86 13752252499
Whatsapp:+86 13752252499
Skype:gssteel006
Email:goldensun001@goldensunsteel.com
Address:B-502,Zhonghui,Building,Lv Wei Road,Hebei District,Tianjin,China

If you have any questions, please send an e-mail inquiry

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