Shaped grating

Its production scale, product type, and export volume are all at the top class in China.With 7 auto-press welding lines, our daily output has been reached 150tons. And our steel grating has been sold to over 50 countries all around the world. Product Description

Steel graing is a kind of open steel member wth its bearing bar & cross bar jonting at intersections either by welding or by locking.

Standard descriptions:

Type of steel grating:

1, Plain type:

One of the most wiely used gratings, available for flooring, sidewalk, dranage pit cover, stair tread, etc.

2, Serrated type:

Better Non-skid property & safety compared with plain grating

3, I-shape type

Lighter, more economical and practical comparing with plain grating

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.

We have passed ISO 9001:2000

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

Fabricating. with 300 rich experienced employee, NJMM is the leading company of the steel grating on the market.

Our galvanization and its standard

We have a very complete internal quality control system

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.

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Best Wishes

April

Mobile: 0086-15168559221

TEL: 0086-574-86533805