satndard steel pipe sizes

(ERW pipe)Specification:

1.Square dimensions: 15*15mm-500*500m.

2.Rectangular dimensions: 10*20mm-400*600mm.

3.Round dimensions: 13mm-426mm

4.Length: 1-14m or according to customer’s requirement.

5.Special design is available according to requirement

6.Techniques: cold rolled, hot rolled, high-frequency welding and cold-formed molding technology.

7.Standards: GB/T 6728-2002, ASTM A500, EN 10219, JIS G3466,DIN

8.Usage:Mechanical and manufacture, steel structure, ship building, bridging, automobile chassis.

The main products:

Spiral pipe Description

1.Standard: GB/T 9711 , SY/T 5037 , SY/T5040,API 5L 
2.Steel Grade: GB/T 9711: L175,L210,L245,L290,L320,L360,L390,L415,L450,L485,L555 SY/T 5037

SY/T5040: Q235B,Q345B,API 5L: A, B, X42, X46, X52, X56, X60, X65 X70
3.Coating Standard: ANSI/AWWA C104/A21.4 American National Standard for Cement-Mortar Lining for Ductile-Iron Pipe and Fittings for Water ISO 21809 Petroleum and natural gas industries.External coatings for buried or submerged pipelines used in pipeline transportation systems DIN 30670 Polyethylene coatings of steel pipes and fittings

5.End: square ends (straight cut, saw cut, and torch cut). or beveled for welding, beveled,

6.Surface: Lightly oiled, Hot dip galvanized, Electro galvanized, Black, Bare, Varnish coating/Anti rust oil, Protective Coatings (Coal Tar Epoxy, Fusion Bond Epoxy, 3-layers PE)

7.Test: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Blow Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, X-ray Test.

Certification

Packing of Products

Introduction of Company

  Tianjin Yuanxingtai International Trading Co. Ltd. is a subsidiary owned to Tianjin Yuantaiderun Pipe Group Co., Ltd. It is responsible for the export of all of the group’s products.We have more than 1000 employees including 120 excellent administrators and 85 professional engineering technicians, covering area of 110 acres , with fixed capital of 1 billion US dollars and floating capital of nearly half billion US dollars . There are 30 high frequency welding steel pipe production lines in our workshop and the advanced equipments is entirely controlled by special computers. As one of the biggest manufactures in square and rectangular steel pipes, the output of us reaches to 1,500,000 metric tonnes.     

Welcome to Contact Us

Phyllis Yang

Tel: 86-22-58956377-803

Fax: 86-22-58956378-808

M.P: 86-18812627815

Skype: yang.phyllis3

Web:

Add: Room 2215, Technology and Financial Building, Tianjin, China

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