ERW rectangular steel pipe mill

Product Details


Manufacture Structure Square & Rectangular Steel Pipes A500 GR A/B/C


1. Goods name
1) Welded Square Tube, Square Hollow Section Steel Tube
2) Welded Rectangular Tube, Rectangular Hollow Section Steel Tube
2. Size

3. Thickness: 1mm-35mm


4. Length: 6m, 12m, or as per customer's request
5. Steel Grade
Q235B, Q345B, S235, S275, S355, STK490, STK400, C250, C350, Gr.B/C/D, etc.
6.Surface: Black, Painted, Oiled, Varnish coating, Galvanized, etc.

Heavy Steel Structural, Aerospace Engineering, High-Speed Rail, Ship Building Machinery, 

Cars and High-Speed Trains, Lashing Bridge, ship steel Steel structure, 

Green House, Furniture, Crash barrier, Auto parts, bridge pile, etc
8. With Certifications: CNAS, CE, DNV, KR, API, ABS, ISO9001:2008, ISO14001.

9. Standards &Technology:

1) DIN EN 10210 (Europe)  : Hot finished structural hollow sections of non-alloy and fine grain steels
2) DIN EN 10219 (Europe) : Cold formed welded structural hollow sections of non-alloy and fine grain steels
3) ASTM A500 GR A/B/C(American) : Cold formed structural Circular sections and special sections
4) GB/T 3094-2000 (China): Cold drawn forming steel tube
5) GB/T 6728-2002(China): Cold formed structural hollow sections
6) JISG 3466(Japan): Carbon steel square pipes for general structural purposes
7) AS 1163(Australia): Structural Steel Hollow Sections 

Third Party inspection that is preferred by new customers are proved to be convincing. Through years’ of operation, M/S Ruicheng Steel has established stable contact with world famous third party inspection authorities, like Lloyd’s, BV, SGS, ABS, Intertek, ect. More than 10,000Mtons of steel pipes, tubes, fittings and flanges have been inspected by them.

Any questions or inquiries will be highly appreciated.

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