... " W-- welded L-- pressure-locked C-- socket-welding ISO9001 hot-dipped galvanized bar grating Packaging Detail:seaworthy,by pallet ... required.Material: Mild Steel (Low Carbon Steel) , Aluminum, Galvanized, Aluminum, Stainless SteelType: Plain Style Steel Grating, Serrated Style ... Specification List:TypeW-- welded steel grating L-- pressure-locked C-- socket-weldingBearing bar centers15-30, 40, 60, 80, ...