
Posted By ssesteel8 - China
Summary: erw pipe steel line casing structrual structural mechanical round tubing suqare

Posted By Apankai - China
Summary: chemical composition q195 grade 0 06 12 mn 25 50 si 30 050 045 q195c 10 60 040

Posted By sunnysteel - China
Summary: erw pipes means electric resistance welded steel tubes engineering purposes

Posted By helenguo2009 - China
Summary: steel q215b q235b x42 x65 l245 l390 pipe gb 9711 1 1997 oil gas conveying

Posted By helenguo2009 - China
Summary: dredging steel pipe cleaning transporting silt mud mixed sundry spiral waterway

Posted By huizhemetal - China
Summary: q215b rolled coil yield strength 215mpa tensile 335 450mpa plasticity welding