As an international manufacturer and supplier of metal product, we are delighted to supply the series of cold formed products such as square steel tubes, rectangular steel tubes and circular steel tubes.

Features of Rectangular Steel Tube:
1) Excellent equipment

2) Capacity of producing high accurate
3) Heat treatment technical equipment

4) Strict quality management
5) Strong technology and development

Parameters of Rectangular Hollow Section: 

Manufacturing of Rectangular Steel Tube

Uncoilding → 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 Rectangular Steel Tube

Shanghai Metal 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) Shanghai Metal Standard

2) Customization

Applications of Rectangular Steel Tube:

1) Tower foundation

2) Tower crane

3) Container frame

4) Expressway safety guard

5) Steel construction

6) Machinery

7) Agricultural canopy

8) Greenhouses