... advanced production-line, it included Flatting machine, Steel plate shearer, bending machine,Auto-closed up machine, submerged arc welding machine and powder coating line, and ... /A36,minimum yield strength>=235n/mm2As well as Hot rolled coil from Q460 ,ASTM573 GR65, GR50 ,SS400, SS490ST52Torlance of dimenstion+- 2 ...