Steel grating: 1.Bearing bar pitch:30,40,60mm 2.Cross bar pitch;50,100mm 3.Best price Material:low-carbon steel,stainless ... , 25X4, 25X4.5, 25X4.7, 25X5…..40X6, 40X8, 40X10,….90X6….Pitch of Load bearding flat bars(mm)12.5,15, 20 ... , 32.5, 34, 34.8, 35.3, 40, 60, 80……Pitch of cross bars(mm)38.1, 50, 50.8, 70 ... Platform steel grating Ditch cover plate Ladder pedal (foot pedals) high quality steel grate