U steel,Z steel,C steel,H steel,I steel,T steel. Our purpose:reputation first,high quality,low ... steel.NameStandardMaterialAngle steel25*25*3/4 30*30*3/4 Q235B,Q345B Angel steel40*40*3/4 50*50*3/4Angel ... /10Angel steel125#--200#Channel steel5#,6#,8#,10#,12#,14# Q235B,Q345BChannel steel16#A/B,18#A/B,20#A/BChannel ... 28#--36#A/BBeams steel8#,10#,12#,14#,16#,18# Q235B,Q345BBeams steel20#A/B,22#A/B,25#A/BBeams ...