... beam (Structural steel),q235b h beam/h section,h-beam ss 400 1,Low Price,Strict Quality Control 2,Galvanized Galvanized ... beam (Structural steel),q235b h beam/h section,h-beam ss 4001.Materials: Q195,Q235,Q345,Q420,Q460,ss400,A362.Powder ... beam (Structural steel),q235b h beam/h section,h-beam ss 400