square steel tubes
Size: 12 x 12mm to 600 x 600mm; 10 x 20mm to 300 x 600mmga

 square steel tube

Detailed Product Description Features:

1) Material: Q195, Q215, Q235,Q345B=16Mn, ASTMA53GRB, ST37, ST42, ST52 and so on
2) Thickness: 0.5 - 18mm

3) Size: 12 x 12mm to 600 x 600mm; 10 x 20mm to 300 x 600mm

4) Standard: GB/T6728, ASTM-A500

5) Other dimensions or shapes are available Packing: Roll/coil or custom packing