Platform Steel Grating 1.Bearing bar pitch:30,40, ... pitch;50,100mm 3.Hot dip galvanized,Painted, untreat Platform Steel Grating We offer Steel Grating Panel with kinds of ... bearing bars: Plain style , Serrated style , I section style Load Bearing Flat Bar sizeThickness≥3mm, depth ≥19mm19X3,19X5,20X3, 20X5 ... 25X4.7, 25X5…..40X6, 40X8, 40X10,….90X6….Pitch of Load bearding flat bars(mm)12.5,15, 20, 30, 30 ...