Material:Q235,Q195,A36,SS304,SS316L,S235JR
Surface :Hot dip galvanized,painted,bare
Bearing bar type:Serrated,plain,I bar
Cross bar type:Round bar,Twisted square steel
Bearing bar height:20mm,25mm,30mm,32mm
Bearing bar thickness:3mm,5mm
Cross bar:6*6mm,8*8mm
Bearing bar pitch:25mm,30mm,35mm,40mm
Cross bar pitch:50mm,76mm,100mm
Standard:YB/T4001.1-2007,BS4592-1-1995,ANSI/NAAMM(MBG531-88),AS1657-1985