Steel Bar Grating(Bearing Bar Grating)

Model:	HR02
Brand:	GUORUN
Origin:	Made In China
Category:	Metallurgy , Mining & Energy / Metallurgy & Mining / Wire Mesh
Label:	steel bar grating , bearing bar grating , twisted bar grating
Price:	US $185 / pc
Min. Order:	50 pc

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Product Description

Material: Mild Steel (Low Carbon Steel) , Aluminum, Galvanized, Aluminum, Stainless Steel

Type: Plain Style Steel Grating, Serrated Style Steel Grating and I Bar Type Steel Grating

Application: flooring walkway, platform and steel structures, stair tread, well cover, trench cover, compound gratings, storage shelves, ladder, fences and handrail so on for construction project, oil project, seaport, power plant, water plant, defense project, chemical factory and so on.

Steel grating standards:
A) China: YB/T4001-1998
B) USA: ANSI/NAAMM (MBG531-88)
C) UK: BS4592-1987
D) Australia: AS1657-1985
E) Japan: JJS.

Specification List:

Type			W-- welded steel grating L-- pressure-locked C-- socket-welding
Bearing bar centers			15-30, 40, 60, 80, 90 mm etc. with 30, 40 mm recommended.
Cross bar centers			any greater than 30mm is ok. with 50, 100mm recommended.
Surface treatment			G-hot-dip galvanization(G is usually omitted) P-painting U- untreated
Bearing bar shape			F- plain surface (F is usually can be omitted) S-serrated surface I-the section is of ‘I’ type
Bearing bar pitch (mm)	Cross bar Pitch (mm)	Specification of bearing bar load width× thickness (mm)
		20×3		25×3	32×3	40×3	20×5	25×5
30	100	G203/30/100		G253/30/100	G323/30/100	G403/30/100	G205/30/100	G255/30/100
	50	G203/30/50		G253/30/50	G323/30/50	G403/30/50	G205/30/50	G255/30/50
40	100	G203/40/100		G253/40/100	G323/40/100	G403/40/100	G205/40/100	G255/40/100
	50	G203/40/50		G253/40/50	G323/40/50	G403/40/50	G205/40/50	G255/40/50
60	50			G253/60/50	G253/60/50	G403/60/50	G205/60/50	G255/60/50