... . Brief data for production line:1. CNC strip cutting machine, cutting thickness: 6~50mm,Longitudinal cutting torch: 9 sets ... requirements)Horizontal cutting torch: 2 sets (CNC control) 2.Auto assembling machine, flange width: 150~600mm, thickness; 6~40mmweb height: ... 150~1800mm, thickness: 6~32mm3.Gantry auto-welding machine,web height: 200~1500mm, flange width: 150~800mm4. ...