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ERW Steel Pipe

Standard: BS 1387-1985, ASTM A53, ASTM A513, ASTM A252-98, JIS G3444-2004 STK400/500, JIS G3452-2004, EN 10219, EN 10255-1996, DIN 2440

Material: Q195, Q235, Q275, Q345

Specification: 1/2”-16” (OD: 21.3mm-406.4mm)

Wall thickness: 1.0mm-12mm

Surface treatment: Galvanized, oil coating, lacquering

Application : Petrol, natural gas, water pipes , for transportation and construction

Secondary treatment: cutting, drilling, stamping, etc.

Welded line type: longitudinal

Company Type: Manufacture

Supply Ability: 50,000 ton per month

Certification: ISO9001-2008

Main Market: South America, Africa, mid-east, Asia domestic market and European country and so on.

Product Chemical Composition & Mechanical Properties :

 

Grade

Chemical Composition

Mechanical Properties

C

Mn

Si

S

P

Yield
Strength Mpa

Tensile
Strenth Mpa

Elongation %

Q195

0.06-0.12

0.25-0.50

≤0.30

≤0.045

≤0.05

≥195

315-430

≥33

Q215

0.09-0.15

0.25-0.55

≤0.30

≤0.05

≤0.045

≥217

335-450

≥27

Q235

0.12-0.20

0.30-0.67

≤0.30

≤0.045

≤0.04

≥235

375-500

≥26

Q345

≤0.20

1.00-1.60

≤0.55

≤0.04

≤0.04

≥345

470-630

≥22

 

   

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