... , 76, 100, 101.6, 120, 130mm or as customers’ requirement.5Surface treatmentUntreated, Hot dip galvanized, Cold dip ... galvanized, Painted, Powder coated, or as customers’ requirement.6Flat bar typePlain, Serrated (tooth-like), ... installation and durable service time for uses.Specific application: Steel grating products are designed and manufactured for various industrial and civil ...