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Steel gratings are widely used in engineering platforms, gangways, stairs, gully grates, railings.
1) Type of bearing bar: 20 x 3, 25 x 3, 25 x 5, 32 x 3, etc.
2) Pitch of bearing bar: 12.5, 15, 25, 30, 34.3, 40, 60, etc.
3) Pitch of cross bar: 38, 50, 76, 100, etc.
4) Material: Mild steel
5) Finish: Hot dip galvanizing or painted or untreated
6) Steel grating standards:
A) China: YB/T4001-2007
B) USA: ANSI/NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1985
Steel Grating
