Roofing Sheet, Galvanized Steel, Galvalume Steel manufacturer / supplier in China, offering ASTM A416 0.5" 12.7mm PC Steel Strand Unbonded PS Steel Wire Strand Metal, High Tensile 7 Wire PC Strand 9.53mm ASTM A416 for Bridge Construction in Stock, ASTM A36 H Beam Q345b Steel H-Beams Price 16 Mn S275jr S355jr A572 A992 Steel H Beam and so on.