A36 material ASTM123 standard hot dip galvanized steel grating
Most of our products uses Q235 Material which is equal to ASTM A36 steel material. we do hot dip galvanization as ASTM 123. It's very popular in industrial construction,platform and port drainage.our steel grating can be used for over 30 years in dry climate. The surface is hot dip galvanized, it can provide the steel grating from rusting.Steel grating is made by the world first-class equipment,which can arrange the bearing bar and cross bar in longitude and latitude order to certain distance.cross bar is pressed into the bearing bar by high tension resistance welding ring which is controlled by computer.so we can produce high quality gratings with firm welding,smooth surface and high strength.
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