... ,painted or hot dipped4.Specification:Bearing bar specification:20*3 to 100*6Bearing bar pitch:12.5,15,25,30,40 ... /50,G325/40/50,etc. We also can according to your requirement to produce.5.Characteristic:(1)high strength, (2)light structure ... , helps column, channel pedal, railway, high CeDao floor drain cap, platform scale, covers the grille, stereo, road parking lot, organs, schools, factories ...