... steel with reasonable price.Material: SS400, ST37-2, A36, S235JRG1, Q235, Q345 etc.Standard: GB/JIS/EN/ASTM/DIN and ... makingalos, used in construction joist, tower, derrick etc. specification size(mm)weight (kg/m)width thickness 220340.8891.1452 ... best offer upon receipt of your detailed requirements, including the material,specification,quantity you need. Tangshan Fengrun jinding trading co., ltd. ...