U channel steel Size:30-400mm Grade: Q235B,A36,SS400 ... 60MT Main ProductsZ steel structure,C shaped steel stucture,channel steel,angle steel,deformed steel,tail railMain Exporting CountrySouth ... ASTM,BS,DIN,JISPackagingPVC is free,we also can pack as you requestThicknessfrom 0.5mm to 15mmMaterialQ235,Q195,Q345Sizelength ... ,electrogalvanizing,spray paint Section steel/angle steel/channel/flat/beam