Steel Floor Grating 1.galvanized well 2.Bearing bar pitch: 30mm, ... pitch: 50mm or 100mmSteel Bar Grating: material: Q235A or stainless steel plate, General Specification: 20*3, 25*5, 25*3, 30 ... 304 stainless steel wire, General Specification: 5*5,6*6,8*8mm4. Bar grating is widely used in the platform, corridor, bridge ...