Shanghai Metal Corporation are delighted to supply the series of cold formed products such as square steel tubes, rectangular steel tubes and circular steel tubes. With the size range from 60x60 to 300x300, wall thickness from 2 to 19mm. 

Specifications of Steel Square Tube：
1.Square Dimension: 40mm*40mm-400mm*400mm(if you need special size, please feel free to contact us)
2.Wall thickness:3-16mm
3.Length: 6-12m (can be cutting as customer’s requirements)
4.Processing: cold formed or hot formed
Engineering Specifications: 

- Torsional shear constant of cross-section 
- Moment of inertia of cross-section
- Radius of gyration, elastic section modulus and plastic section modulus

Feature of Steel Square Tube：
- Excellent equipment
- Capacity of producing 

- High accurate

- Heat treatment technical equipment
- Quality management
- Strong technology and development

Packaging of Square Steel Tube：

Shanghai Metal Corporation provides standard seaworthy packaging to worldwide customers, usually the tubes are packed in bundles, wrapped by plastic bag, fixed by steel strip, and then placed in the container with steel wire fixing. All these packing detail are ensuring your goods safe to your hand during the delivery, we also accept customization for your special requirements. Please feel free to contact us. 

Application of Steel Square Tube：

-mechanical

-manufacture

-steel structure

-ship building

-bridging

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

-mechanical members: for construction machinery, agricultural equipment, machinery frames and parts; 

-others: for rack, pallet, high-rise automated warehouse.