... machinery industry, shipbuilding, harbor, oceanographic engineering, building, paper mills, cement plant, medicine, spinning and weaving, ... light through facility, etc.TypeWelded steel grating, pressure-locked, socket-welding Steel flat size20×3,25×3 ... 50mmCross bar pitch38,50,80,100mmmaterialLow carbon steel, stainless steel, aluminiumSurface treatmentUntreated, hot galvanized, paintedStandardsChina: ...