... of mild steel flooring grating are exported to the worldwide with perfect quality. There are many regular mild steel flooring grating ... 16'', 1 1/4''x3/16'', 1 1/2''x3/16'', 1''x1/4'', 1 1/4''x1/4'', 1 1/2''x1/4'', 1''x1/8 ... '', 1 1/4''x1/8'', 1 1/2''x1/8'' ... 60, 80mm etcUS standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc. 3Twisted Cross Bar Pitch38.1 ...