3.0mm thickness hot-dipped galvanized steel grate

Steel Grating Factory Price

There are three kinds of steel gratings, they are Plain Style Steel Grating, Serrated Style Steel Grating and I Bar Type Steel Grating. They are widely used in steel structure platforms, stair treads, sidewalks, drainages and well covers etc. We can design and manufacture standard steel grating and in customized shapes per client's requirements.

1) Bearing Bar (Load Bar) Specifications (mm):

The specification of plain type and serrated type bearing bar is 20 x 3 to 100 x 10;the specification of I-section type is 25 x 5 x 3, 32 x 5 x 3, 38 x 5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4, 65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4, etc.

2) Bearing Bar Pitch (center to center):

12.5, 15,25, 30, 30.16, 32.5, 34, 40, 41.25, 45, 50, 60, 60.32, 80, 100 mm etc, also be according to client's requirement and 30, 40, 60mm are recommended,

America standard is available <1'' x 3/16'', 1 1/4'' x 3/16'', 1-1/2'' x 3/16'', 1'' x 1/4'', 1-1/4'' x 1/4'', 1 1/2'' x 1/4''(19-w-4),(19-w-2) and so on.>

3) Cross Bar Pitch (center to center):

38, 50, 76, 100, 101.6mm etc, also be according to client's requirement and 50, 100mm are recommended, America standard is available.

4) Material:

Mild Steel (Low Carbon Steel) or Stainless Steel

5) Surface Treatment:

Untreated, Painting or Hot dip Galvanizing

6) Steel grating standards:

A) China: YB/T4001-1998

B) USA: ANSI/NAAMM (MBG531-88)

C) UK: BS4592-1987

D) Australia: AS1657-1985

7)Some pictures of steel grating in our factory:

8)The different welded bar of the settl grating:

9)The application of the steel grating:

10) the detailed specifiation of the steel grating:

packing of the steel grating, bluk packing or in wood pallet.

 With 20 years experience, and 7 auto-press welding lines, we are now the largest steel grating manufacturer in China, and daily output over than 150 tons.

With 7auto-press welding lines, and our daily output can reach 150 tons

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.

8,Does NJMM do OEM?

Yes.