Galvanizing serrated gratings/ steel floor decking, steel floor Advantage of galvanized steel floor decking (1) light in weight, high intensity, huge lodging capacity as well as good anti-earthquake capability (2) simple in construction operation, easy to assemble (3) reducing the cost of raw material (4) enable easy operation wiring, and so on Raw materials of galvanized steel floor decking (1) Hot dipped galvanized steel sheet (2) Galvanized steel sheet(Zinc- aluminum galvanized steel sheet) (3) Aluminum sheet 3.specification of galvanized steel floor decking Thickness 0.8-2.0 mm; max 2.0 mm Width 600mm-1025mm (depend on the model you chose) Length 0mm-11800mm Steel grade Q235/Q345 Thickness Tolerance: +/-0.04mm Width Tolerance: +/-5mm Zinc Coating: 60-275g/m2; max 350g/sq m Surface Treatment: C. S. P. Q. T. V. O. Anti-finger