1. Main Material: Q195, Q235, Q345, ASTM A53, ASTM A106, ASTM A500
2. Shape: round, square, rectangular
3. Size: Round tube’s diameter 21-219mm
4. Wall Thickness: 0.8mm - 6.0mm, or as customized
5. Length: 6M, or as customized
6. Applications: Construction, water supply and drainage pipeline transportation, petrochemical industry, electric power engineering, furniture decoration, etc.