Hot Dip Galvanized Steel Grating 1. OEM service. 2. Material: St37.2. 3.Surface: Hot dip galvanised. 4.Best quality. Grating type:Press Locked Gratings, Heavy Duty Gratings, Press welded gratings, Steps, Sun shield gratings, Full gratings, Shelf Gratings, Sawtooth Grating, Super Anti-skid protection and special forms. Grating specifications:Our manufactory can provide the standard and unstandard ...