Concrete Formwork

Product Description  Steel Grating  

Specifications of steel gratings
No	Item	Description
1	Bearing bar	20x5, 25x3, 25x4, 25x5, 30x3, 30x4, 30x5, 32x3, 32x5, 40x5, 50…75x8mm, etc.
2	Bearing bar pitch	25, 30, 30.16, 32.5, 34.3, 40, 50, 60, 62, 65mm, etc.
3	Cross bar	5x5, 6x6, 8x8mm (twisted bar or round bar)
4	Cross bar pitch	40, 50, 60, 65, 76, 100, 101.6, 120, 130mm or as customers’ requirement.
5	Surface treatment	Untreated, Hot dip galvanized, Cold dip galvanized, Painted, Powder coated, or as customers’ requirement.
6	Flat bar type	Plain, Serrated (tooth-like), I bar (I section)
7	Material standard	Low carbon steel (CN: Q235, US: A36, UK: 43A)
8	Galvanization standard	CN: GB/T13912, US: ASTM (A123), UK: BS729
9	Steel grating standards	A. China: YB/T4001-1998
		B. USA: ANSI/NAAMM (MBG 531-88)
		C. UK: BS4592-1987
		D. Australia: AS1657-1988
		E: Japan: JJS

  Steel grating standards: A. China: YB/T4001-1998 B. USA: ANSI/NAAMM (MBG 531-88) C. UK: BS4592-1987 D. Australia: AS1657-1988 E: Japan: JJS     Company Information  Main Products are Black Annealed Wires, Stainless steel wires,Galvanized wires,Razor wires, Barbed Iron wires, PVC coated wires, welded wire meshes, Chain link Fences, Perforated sheets, Gabion box, Hexagonal wire netting, temporary fence, wire mesh fences,etc.