Steel Pipes & Tubes

Hollow Section Steel Tube, SHS, RHS, CHS

    Thickness: 2-19mm 


    Length: 6-12m 

    Grade: GB, EN, ASTM, JIS 

Shanghai Metal Corporation is able to supply the series of cold formed products, such as square steel tube, rectangular steel tube, profiled steel tube etc with galvanized, painted or untreated surface.  We also can customize hollow section stee pipe as per client's designation. 


Specifications of Cold Formed Hollow Section - Square Tube, Rectangular Tube and Circular Tube:
1. Type: circular tube, square tube and rectangular tube.

2. Standard and Grade:


Specification of SHS-Square Hollow Section:

Specification of CHS-Circular Hollow Section:

Specifications of RHS- Rectangular Hollow Section:

Manufacturing of Cold Formed Hollow Section Square Tube and Rectangular Tube:

Decoilding-Flatting-Shearing and butt welding-Circle shearing-Loop storing-Water cooling-removal of burrs-High frequency welding-Roll forming-Forming-Nondestructive inspection-Cutting off-Corrosion resistant coating-Packing and warehousing-Marking-Inspection

Packaging of Hollow Section Steel Tube:

Shanghai Metal Corporation Products are packed and labeled according to the regulations and customer's requests.

Great care is taken to avoid any damage which might be caused during storage or transportation.

In addition, clear labels are tagged on the outside of the packages for easy identification of the product I. D. and quality information.

1)SMC Standard 



Application of Cold Formed Hollow Section Steel Tube - Square Tube, Rectangular Tube and Circular Tube:

Hollow section steel tube mainly divided into 3 fields, 

1) Building structural members: for columns and beams, truss member in long-span construction auxiliary structural member; 

2) Mechanical members: for construction machinery, agricultural equipment, machinery frames and furniture parts; 

3) Others: for rack, pallet, high-rise automated warehouse, etc. 

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