
Product Description
Steel Gratings
1. Bearing bar(load bar):20x3 ..... 75x10 mm
2. Bearing bar pitch: 12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 32.5, 35, 40mm. 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 (center to center): 38,50,76,100,101.6mm.
Surface Treatment:
1. Hot dip galvanized drain covers
2. Stainless steel drain covers
3. Powder coating drain covers
4. Other as per customers’ requirement
Bar grating types are specified by bearing bar spacing followed by cross rod spacing
Steel grating standards:
A) China: YB/T4001-1998
B) USA: ANSI/NAAMM (MBG531-88)
C) UK: S4592-1987
D) Australia: AS1657-1985
E) Japan: JIS
Grating Style:Plain / Smooth, Serrated /teeth, I bar, serrated I bar
Steel Grating:
1. Production process:
Steel grating is made by bearing bar and cross bar according to the flat-steel weft arrangement, in high-pressure spacing on resistance welder welded by cutting, incision, opening, overlock process such as processing and into customer requirements finished products.
2. Features:
High intensity, light structure, strong grid bonding structure makes it with high load, the structure characteristics, facilitate hoisting light; Beautiful appearance, durable: Hot-DIP galvanized surface treatment make it fairly good corrosion resistance, the surface luster beautiful; Ventilation, lighting, heat dissipation, explosion-proof, prevent slippery properties is good; Deposition prevention dirt.
3. Usage:
Widely used in petroleum chemical industry, power plant, water and sewage treatment plants, municipal engineering, environmental sanitation engineering fields of the platform, footpath, zhanqiao pier, ditch lid, manhole cover, ladders, fences, guardrail etc.
4. Material: Carbon steel or stainless steel
5. Surface Treatment: Hot-dipped galvanized, PVC coated, electro galvanized, plain and so on.
6. Size: Standard or non-standard, making as the customers drawings.
7. Packing: Naked or packing as the customers request.
Packing and Delivery
Company Inrformation
Company Name |
Tianjin shunjinhua machinery manufacturing co. LTD |
Factory Area |
1,000-3,000 square meters |
Address |
East Development Zone, Tianjin, China |
Number of R&D Staff |
5-10 peoples |
Number of QC Staff |
5-10 peoples |
Number of Employees |
51-100 peoples |
Main Products |
Steel Grating, Stair Tread, Trench Grating, Temporary Fence, Chain Link Fence, Field Fence, Cattle Fence,etc. |
Main Markets |
South Asia, South America, Western Europe, North America, Africa, Oceania, Mid East, etc. |
Total Annual Sales Volume |
US$10 Million - US$50 Million |
Export Percentage |
65%-85% |
Contract Manufacturing |
OEM Service Offered Design Service Offered Buyer Label Offered |
Our Characteristic |
OEM&ODM, We can according to drawing production |
Tianjin Shunjinhua Machinery Manufacturing Co Ltd