Building Material Galvanized Press Locked Steel Grating, Heavy Duty Grating

• Certification: CE, ISO
• Application: Steel Structure Walkway, Drain Cover
• Shape: Flat Shape
• Manufacturing Method: Machine Welding
• Material: Carbon Steel
• Surface Treatment: Hot-DIP Galvanized
• Model NO.: as per customer′s requirement
• Flat Bar Type: Serrated
• Market: Globle
• Usage: Outdoor Catwalk/ Platform
• Size: According to Customer′s Requirement
• Grating Standard: ANSI/Naamm, BS4592, Yb/T4001-2007
• Certificate: Ce/ISO9001/ISO14000/ISO18000/OHSAS18001
• Transport Package: Regular Export Packing
• Specification: 6000X995mm
• Trademark: Longta
• Origin: Ningbo, China
• HS Code: 7308900000
• Production Capacity: Over 70, 000 Tons Each Year

Product Description

Building Material Galvanized Press Locked Steel Grating, Heavy Duty Grating

Pressure Locked Metal Bar Grating is a system constructed of interlocking slotted bars bonded together using tremendous hydraulic pressue. Features: High strength, corrosion resistant, maintenance free, uniform precision, structural lightweight, beautiful, natural and harmonious, elegant style. 
 

Heavy-duty bar grating is a steel grating product specially developed for special load-bearing occasions.

Structural features

steel grating plate with flat steel width of more than 65mm and bearing flat steel thickness of 6mm or more; cross bar is usually flat steel or steel with diameter of 10mm or 12mm; flat steel spacing is generally 40mm The cross bar spacing is generally 50mm, 100mm optional.

 

Standard descriptions:

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

Ningbo Jiulong Machinery Manufacturing Co.,Ltd is the second largest steel grating manufacturer in China. We have 7 running lines with yearly capacity of 70,000tons. Jiulong grating and related steel products have exported to more than 30 countries. Choose Jiulong grating is your right decision!



 

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: 7 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.