Eelectroforged Steel Grating Galvanized in Compliance with ASTM A123 for Platform Walkway

• Customization: Available
• Certification: CE, ISO
• Application: Steel Structure Walkway, Foot Pedal, Drain Cover
• Model NO.: any
• Shape: Flat Shape
• Manufacturing Method: Machine Welding
• Material: Carbon Steel
• Grating Type: Plain/Serrated/I Bar/ Serrated I Bar Grating
• Bearing Bar Type: Plain Type
• Surface Treatment: Hot-DIP Galvanized
• Market: Global
• Grating Company: ISO9001-2008
• Grating Surface Treatment: Hot DIP Galvanized, Painting, Self Colour / Untrea
• Sample: Available
• Industry: Mining,Oil&Gas,Petrochemical Engineering
• HS: 738090
• Transport Package: Packaged by Steel Belt with Pallet
• Specification: YB/T4001 or NAAMM or BS4592 or JJS
• Trademark: Longta
• Origin: China
• HS Code: 7308900000
• Production Capacity: Over 70000 Tons Each Year

Product Description

Eelectroforged steel grating galvanized in compliance with ASTM A123 for platform walkway

Product Description

Steel Grating:

Galvanized steel gratings are widely used in most general industrial and commercial buildings and are widely used in sidewalks, platforms, safety barriers, drains and ventilation gratings.
 

 

Product Parameters

 

 

No	Item	Description
1	Bearing bar	25x3,25x4,30x3,30x4,30x5,32x5,40x5,50x5,.....75x10mm
2	Bear 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.
3	Cross bar pitch	38,50,76,100,101.6mm
4	Material	Q235,A36,SS304
5	Surface treatment	Black, hot dipped galvanising, paint
6	Standard	China: YB/T 4001.1-2007
		USA: ANSI/NAAMM(MBG531-88)
		UK: BS4592-1987
		Australia: AS1657-1985

Standards

The products come from our factory comply to international standards:
 

Country	Bar Grating Standard	Steel	Hot-dip Galvanizing
P.R.China	YB/T 4001.1-2019	GB/T700-2006	GB/T13912-2002
U.S.America	ANSI NAAMM MBG 531-00	ASTM (A36)	ASTM A123
U.K.British	BS 4592-1987	BS4360(43A)	BS729
Australia	AS 1657-1985	AS3697	AS 1650
Europe	EN 1090	EN 10025:1993	EN ISO 1461-1999

Tolerance

 

 

 

Detailed Photos

Application:

 

 

Packaging & Shipping

Company Profile

Manufacturing process:

Certifications

Our Advantages

Why Choose us(NJMM):

Establish Year: 1992

History in this field: 27 years

Main Products:
A. Steel Grating, including plain and serrated steel graing, size and specification can be produced according to customer's requirements.

B. Stair Tread: There are 8 types of treads distinguished by different nosing & way of installation.

C. Drainage Pit/Trench Cover

D. Railing & Stanchion

Total Staff: About 300, including 50 managers, 10 technical engineers.

Total Area: 25, 000 square meters and with workshop area of 18, 000 square meters.

Main Equipment: 8 press-welding machines

Management System: ISO9001: 2008

Advantage: High quality, Professional engineer, and Large production Capability

Brand: Long Ta

Honor: The largest steel grating manufacturer in China with government quality prize of Zhenhai district in the year 2007

NJMM is now supply to more than 30 countries and enjoying high reputation among all of our customers.

We will try our best to satisfy our customers with top quality, good service and most competitive price.

                                            
Our Mission

To provide the top quality products & best services with global expertise;
To build a harmonious environment for employees growing together with the company;
To contribute to the advancement of both industry & society.

FAQ

1. What standard can NJMM's steel grating meet?
Re: NJMM can fabricate steel grating according 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 steel grating can NJMM fabricate?
Re: NJMM can fabricate any specification of steel grating available, both in inch description and metric description.
3. What are the most commonly stocked panel sizes?
Re: The most common standard panel sizes are 3'X24',3'X20', 1000X6000mm, 1000X6100mm etc.
4. What are the most commonly stocked bar sizes? (Height and thickness)
Re: The most common bars are 1''x1/8'', 1''x3/16'', 1''x3/16'', 1''x3/16'', and 25x3, 30x3, 32x3, 25x5, 32x5, 35x5, 38x5 etc.
5. What is the difference between serrated and non-serrated bar grating?
Re: Serration is done for slip resistance. It is grating which has the top surfaces of the bearing bars notched.
6. What finishes are offered on bar grating?
Re: Bar grating comes in untreated, painted, hot dip galvanized.
7. Does NJMM do OEM?
Re: Yes.
8. How to contact us?
Re: Send your more inquiry details as below, and click " send " now.