... It adopts the most advanced flexible forming technology to produces round,square and rectangle steel pipes 426 ParameterThickness: 4.0~12 ... : 25t~35tCoil ID: Φ760 mm; Material: Q235; Q345B; 2,Finished productRound pipe: 6 "~16"(Φ159~Φ406mm)Cut-to-length: 6~13 ... More shared rolls, easy adjustment, high quality weld seam, sturdy machine frame, easy operation and maintenance. You are welcomed to visit ...