... 30x4, 30x5, 32x3, 32x5, 40x5, 50…75x8mm, etc.2Bearing bar pitch25, 30, 30.16, 32.5, 34.3, 40, 50 ... , 62, 65mm, etc.3Cross bar5x5, 6x6, 8x8mm (twisted bar or round bar)4Cross bar pitch40, 50, 60, 65, 76, 100, 101.6 ... engineering, Shipbuilding, Construction material industry, Defense projects, Airport projects, Water plants, Sewage disposal, Paper and pulp industry, Construction industry, Transportation ...