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galvanized steel grate

* Material: Low carbon steel, stainless steel

* Surface treatment: Hot dipped galvanized, painting

* Application: Industrial platform flooring and walkway, traffic and steel structure etc.


* Common sizes as follow:

G303/30/100  G255/30/100  G305/30/100  G505/30/100 G203/30/50 G205/30/100  G255/30/50   G303/30/30 G808/30/100  G605/30/100  G355/30/100  G355/30/50  G325/30/100


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PRODUCT FEATURES

Steel gratings consist of a series of bearing bars cross jointed by welding at various intervals with cross bars (twisted square bars, square bars, round bars, flat bars etc.), to form a kind of steel products with square lattices among them. Their main applications are drain covers, steelwork platform panels, and steel stair treads.


Specifications as follow:

MaterialSteel,Low carbon steel,stainless steel &(Q235,A36,SS304,SS316L,S235JR)
Surface treatmentBlack, hot dipped galvanized, paint
Bearing bar width*thickness25x3,25x4,30x3,30x4,30x5,32x5,40x5,50x5,.....75x10mm
Bearing bar pitch12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 34.3, 35, 40, 41, 60mm. US  standard: 1"x3/16", 1 1/4"x3/16", 1 1/2"x3/16",  1"x 1/4", 1 1/4"x 1/4", 1 1/2"x 1/4" etc.
Bearing bar shapePlain Style Steel Grating, Serrated Style Steel Grating and I Bar Type Steel Grating.
Drainage steel grating cover drainage ditch standardChina: YB/T 4001.1-2007, USA: ANSI/NAAMM(MBG531-88), UK: BS4592-1987, Australia: AS1657-1985,  Japan: JJS.
Cross bar shaperound,twisted,bar shape
Cross bar pitch38,50,76,100,101.6mm
Galvanizing standardUS: ASTM (A123), CN: GB/T13912, UK: BS729
Market distributionAmerica45%,Europe26%,Middle east38%,Other place27%