Building material mild steel drainage grating cover
Galvanized steel bar grating is the most popular of all grating types,here are serrated,I type,serrated I type too.Universally used in most general industrial plants as well as commercial buildings,it has wide applications as walkways, platforms, safety barriers, drainage covers and ventilation grates.
Raw material of bearing bars: Carbon steel or stainless steel with plain type, I type or serrated type.
Raw material of cross bars: Carbon steel or stainless steel in round bars, square bars, twisted square bars or hexagon bars.
Raw material of end bars: Same material as bearing bars.
Regular sizes
|
Item No |
Bearing bar pitch |
Cross bar pitch |
specification os bearing bar(width*thickness) |
|||||
|
20*3 |
25*3 |
32*3 |
40*3 |
20*5 |
25*5 |
|||
|
1 |
30 |
100 |
G203/30/100 |
G253/30/100 |
G323/30/100 |
G403/30/100 |
G205/30/100 |
G255/30/100 |
|
50 |
G203/30/50 |
G253/30/50 |
G323/30/50 |
G403/30/50 |
G205/30/50 |
G255/30/50 |
||
|
2 |
40 |
100 |
G203/40/100 |
G253/40/100 |
G323/40/100 |
G403/40/100 |
G205/40/100 |
G255/40/100 |
|
50 |
G203/40/50 |
G253/40/50 |
G323/40/50 |
G403/40/50 |
G205/40/50 |
G255/40/50 |
||
|
3 |
60 |
50 |
G203/60/50 |
G253/60/50 |
G323/60/50 |
G403/60/50 |
G205/60/50 |
G255/60/50 |
Steel grating's advantages:
1. Steel grating is environment friendly
2. Lower cost and maintenance
3. Long using time up to 15 years
4. Galvanized steel grating resistances up to 9 grade
5. Fast construction, time saving and labor saving
6. Good appearance
Steel grating is widely used in the platform, corridor, bridge, well covers, stairs, fencing for petroleum, chemical, power plant, waste treatment plant, civil engineering projects and environmental projects.
Application
Hebei Qiqian was founded in 2006,a reliable factory in China. We have many years' experience to produce the high quality steel grating,covering an area of 50 acres, with more than 300 professional and technical personnel and more than 15 senior engineers .
Main products include steel grating, stair treads & industrial ladder, trench grating cover, handrails, grating clips, cable tray.
Our factory and production machine
Our global customers
1.How can I get a exactly quotation?
There are three ways:
*You can tell me the bearing bar size and the pitch of bearing bar and cross bar
*You can tell me the carrying capacity of per square meter and the maximum span.
*You can send me the drawings about steel grating
2.What are the size of steel grating common specifications?
*The grating that the pitch between bearing bar is 30mm,is most widely used type in industrial field.
*The grating that the pitch between bearing bar is 40mm is the most economical and lightest type. It is the best choice for you on occasions that the clear span is small
*The grating is the pitch between bearing bar is 60mm and the pitch between cross bar is 50mm is developed specially for mining industry.it solves the problem of mineral splash on the plate.
*The grating with the pitch of 30mm between bearing bar and of 75mm between cross bar is the most popular type used home and abroad.it is proper for many applications such as walkways,platforms,etc.
3.what are the size of common steel grating stair tread?
The bearing bar size are 25*3mm,25*5mm,32*5mm
The pitch of bearing bar are 30mm and 40mm.
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