... -shape 4>Hot-dipped galvanized,Painted,Untrea. Manufacturing ProcessSteel grating is made by the world first-class Italian ORSOGRIL equipment ... 75x10---100x10mm etc; I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etcUS standard: 1''x3/16'', 1 1/4''x3/16'', 1 1 ... , 35, 38.1, 40, 41.25, 60, 80mm etcUS standard: 19-w-4, 15-w-4, 11-w-4, 19 ... 1-2007, Packing: Packed with wooden pallets or customer decided Steel Grating