Tianjin Shunjinhua Machinery Manufacturing Co Ltd
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galvanized steel grating flat bar price

Specification: 1-10 USD/SQUARE METERS
Supply Ability: 10000 SQUARE METERS
Payment Terms: TT , LC , Others
Place of OriginChina (Mainland)
Steel grating standards: (A) ChinaYB/T4001-1998 (B) USA: ANSI/NAAMM (MBG531-88
Cross bar pitch40- 120mm, 2' ' - 4' ' etc
Bearing bar width*thickness(mm)ckness(mm): 25 x 5 x 3,75 x 7 x 4, etc.
surface treatment Black,self-color, hot dipped galvanised, painted, PVC coating
Material ASTM A36, Q235, SS304, Low carbon steel, etc
Grating Bar Type Serrated, Plain
Cross bar Style Round steel,twisted steel, bearing bar steel
Bearing bar pitch30mm, 40mm,50mm, 70mm,80mm,on request.
QC (ISO 9001)2008,CE,SGS
Material steel,hot dipped galvanized,stainless
Specification1-10 USD/SQUARE METERS
Supply Ability10000 SQUARE METERS
Payment TermsTT , LC , Others


Product Detail:

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.

drainage steel grating cover drainage ditch  material  Steel,Low carbon steel,stainless steel&Q235,A36,SS304,SS316L,S235JR
Surface treatment Black, hot dipped galvanized, paint
Bearing bar width*thickness 25x3,25x4,30x3,30x4,30x5,32x5,40x5,50x5,.....75x10mm

Bearing bar pitch 

12.5, 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 shape

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

drainage steel grating cover drainage ditch standard

China: YB/T 4001.1-2007, USA: ANSI/NAAMM(MBG531-88), UK: BS4592-1987, Australia: AS1657-1985,  Japan: JJS.

Cross bar shape   round,twisted,bar shape
Cross bar pitch  38,50,76,100,101.6mm
Galvanizing standard 

US: ASTM (A123), CN: GB/T13912, UK: BS729

Market distribution

America45%,Europe26%,Middle east38%,Other place27%


Trade assurance factory price steel grating weight kg m2

General specifications of steel grating:


Specifications of steel gratings:





Bearing bar of steel grating

20x5, 25x3, 25x4, 25x5, 30x3, 30x4, 30x5, 32x3, 32x5, 40x5, 50…75x8mm, etc.


Bearing bar pitch of steel grating

25, 30, 30.16, 32.5, 34.3, 40, 50, 60, 62, 65mm, etc.


Cross bar of steel grating

5x5, 6x6, 8x8mm (twisted bar or round bar)


Cross bar pitch of steel grating

40, 50, 60, 65, 76, 100, 101.6, 120, 130mm or asyour requirement.


Surface treatment of steel grating

Black, Hot dip galvanized, Cold dip galvanized, Painted, Powder coated,


Flat bar type of steel grating

Plain, Serrated (tooth-like), I bar (I section)


Steel grating application:

steel grating applied to platform, floor, walkway, stair treads, trestle, fencing, drainage, trench cover, pit cover, suspended ceiling, ventilates and light through facility, etc.

Packaging and Shipping;

Packing details: Packed in bundle then fixed by steel belt as the general export package, screw rod fixed,or as customers request;

Delivery  details:  about 15 days after received your deposit

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152 kilometers of national highway 104, east side of gaogaolou village, jinghai town, jinghai district, Tianjin,China


Shunjinhua is specialized in manufacture and export all kinds of steel gratings with the best quality, competitive price and faster delivery time. Such as steelmill black and hot dip Galvanizing grating 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.

Tianjin Shunjinhua Machinery Manufacturing Co Ltd