Building Material Steel Grating for Prefabricated Building

• Certification: CE, ISO
• Application: Steel Structure Walkway, Foot Pedal, Drain Cover, Flooring
• Shape: Tooth Shape
• Manufacturing Method: Forge-Welding
• Material: Mild Steel
• Max Length: 7500mm
• Model NO.: Steel Grating
• Max Width: 1000mm-1008mm
• Transport Package: Bundled with Steel Belt
• Specification: customized
• Trademark: Jiulong
• Origin: China
• HS Code: 730890
• Production Capacity: 100000tons/Year

Product Description

Steel Bar Grating, also known as Welded Steel Bar Grate is extremely strong and durable for all load bearing applications and is primarily used for pedestrian and light vehicle traffic. Steel Bar Grating is available in a variety of bearing bar spacing and thicknesses depending on applications and load requirements. Available in either smooth top or serrated for slip resistance.





 

No.	Item	Description
1	Bearing Bar Size	25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etc.
		I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etcUS 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, 31, 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	Cross Bar Size and Pitch	Twisted bars 5x5, 6x6, 8x8mm; Round bars Dia.6, 7, 8, 9, 10, 12mm and so on.
		38.1, 40, 50, 60, 76, 80, 100, 101.6, 120, 135mm, 2'' & 4'' etc.
4	Material Grade	ASTM A36, A1011, A569, Q235, S275JR, SS400, Mild steel & Low carbon steel, etc.
		Stainless steel SS304, SS316.s335jr
5	Surface Treatment	Black, self colour, hot dip galvanized, painted, powder coating, electrolytic polishing.
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: AS1657-1985,Germany: DIN24537-1-2006, Japan: JIS.
8	Panel Size:	3x20ft,3x24ft,3x30ft,5800x1000, 6000x1000, 6096x1000,6400x1000, as request
9	Application:	oil refinery,petroleum and chemical Industry, Seaport and airport, power plant, transportation, papermaking, medicine, steel and iron, food, municipality, real estate, manufacturing,metallurgy,railway,boiler,military project,storage,etc

Established in 1992, Ningbo Jiulong Machinery Manufacturing Co., Ltd,   is the second largest steel grating manufacturer in China. We have 7 forge-welding production lines with an annual production capacity of 70, 000 meteric tons. Jiulong grating has exported to more than 30 countries. Choose Jiulong grating is your right decision!












1, What standard can NJMM grating meet?
NJMM can fabricate steel grating accoding to the standards in different counties, such as China: YB/T4001.1-2007, USA: ANSI/NAAMM(MBG531), UK: BS4592 and so on.
 
2, What specification of the steel grating can NJMM fabricate ?
NJMM can fabricate any specification of steel grating available, both in inch description and metric description.
 
3,What are the most commonly stocked panel size?
The most common standard panel sizes are 3'x24,' 3'x20', 1000x6000mm,1000x5800mm etc.
 
4, what are the most commonly stocked bar sizes(height and thickness)?
The most common bars are 1"x1/8", 1"x3/16'', 25x3, 30x3, 32x3, 25x5, 32x5, 35x5, 38x5 etc.
 
5,Is a deflection chart or load table available for bar grating?
You can learn it at our catalog.
 
6, Whatis the difference between serrated and non-serrated bar grating?
Serration is done for slip resistance. It is grating which has the top surfaces of the bearing bars notched.
 
7, What finishes are offered on bar grating?
Bar grating comes in untreated, painted, hot dip galvanized.
 
Does NJMM do OEM?
Yes.