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Steel grating supplier

Product Detailed

Steel grating Material:Low Carbon Steel or Stainless Steel Bearing Bar:30mm,40mm Bearing Bar Pitch:50mm,100mm

Surface Treatment:Steel grating untreated: Allowing quicker delivery to customers whom fabricate and galvanize the grating on their own.

Galvanized: Hot Dip Galvanizing can give a hygienic and clean maintenance free bright finish.

Steel Grating Standardizations:

Countries	National Standards for Grating	Materials	Galvanizing Standards
China	YB/T 4001.1-2007	GB 700-88	GB/T13912-2002
America	ANSI/NAAMM(MBG531-00)	ASTM(A36)	ASTM(A123)
Britain	BS4592-1995	BS4360(43A )	BS729
Australia	AS1657-1992	AS3679	AS1650

Common specifications:

No.	Item	Description
1	Bearing Bar	25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etc; I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etc US standard: 1''x3/16'', 1 1/4''x3/16'', 1 1/2''x3/16'', 1''x1/4'', 1 1/4''x1/4'', 1 1/2''x1/4'', 1''x1/8'', 1 1/4''x1/8'', 1 1/2''x1/8'' etc
2	Bearing Bar Pitch	12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etc US standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc.
3	Twisted Cross Bar Pitch	38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc
4	Material Grade	ASTM A36, A1011, A569, Q235, S275JR, SS304, Mild steel & Low carbon steel, etc
5	Surface Treatment	Black, self color, hot dip galvanized, painted, spray coating
6	Grating Style	Plain / Smooth, Serrated /teeth, I bar, serrated I bar
7	Standard	China: YB/T 4001.1-2007, USA: ANSI/NAAMM(MBG531-88), UK: BS4592-1987, Australia: AS1657-1992, Japan:JIS

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