Place of Origin : Shijiahzuang,China
Post Date : 28-02-2012
Expiry Date : 28-03-2013

1.Surface Treatment: Hot Dip Galvanizing, Paint Or No Coating
2.Surface Shape: Planform, Tooth Shape And I Shape(According To Requirement Made Different Protective Treatment).
3.Classification:Welded Steel Grating, Standard Pressure Lock Grating, Dense Grating, Ditch Cover And Ladders
4.Quality Standard:
(1)Steel Grating Standard: China YB/T4001-1998
(2)America ANSI/NAAMM (MBG531-88)
(3)Britain BS4592-1987
(4)Australia AS1657-1992
5.Steel Standard:
(1)China GB700-88
(2)USA: ASTM (A36)
(3)UK: BS4306 (43A)
(4)Australia: AS1657-1985
(5)Japan: JJS
6.Hot Dip Galvanizing Standard:
(1) China GB/T13912-92
(2)USA: ASTM (A123)
(3)UK:BS729