1. CE CPD certification
2. max wall thickness 40mm
3. max OD 800 mm
4. max lenghth 15meters
5. special sized can be ordered

1. square Steel Tubes

min size: 30*30mm, thickness: 2-6mm, lenghth: 12 meters;

max size: 800*800mm, thickness: 6-40 mm, length: 15 meters.\

material: Q235B, Q345B, 20#, 16Mn, and alloy material.

2. Rectangular Steel Tubes

Min size: 30*40mm, thickness: 2-6, Length: 12 meters;

                 30*200mm, thickness:2-6mm, Length: 12 meters.

Max size: 800*700mm, thickness: 4-40mm, Length: 15 meters;

                 800*100mm, thick ness: 6-40mm, Length: 15 meters.

material: Q235B, Q345B, 20#, 16Mn, and alloy material.