1.what is steel grating ?( parking lot grate )  -- 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.
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2.steel grating specification- Â Â parking lot grate
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 panel size available(black grating): 1000x5800mm or 1000x6000mm ,7315*1000mm
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Bearing bar pitch  |
  Cross bar pitch |
 load steel size ( Width ×Thickness) |
|||||
20×3 |
25×3 |
32×3 |
40×3 |
20×5 |
25×5 |
||
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 |
|
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 |
|
60 |
50 |
- |
G253/60/50 |
G253/60/50 |
G403/60/50 |
G205/60/50 |
G255/60/50 |
Bearing bar pitch  |
Cross bar pitch |
load steel size (Width ×Thickness) |
|||||
32×5 |
40×5 |
45×5 |
50×5 |
55×5 |
60×5 |
||
30 |
100 |
G325/30/100 |
G405/30/100 |
G455/30/100 |
G505/30/100 |
G555/30/100 |
G605/30/100 |
50 |
G325/30/50 |
G405/30/50 |
G455/30/50 |
G505/30/50 |
G555/30/50 |
G605/30/50 |
|
40 |
100 |
G325/40/100 |
G405/40/100 |
G455/40/100 |
G505/40/100 |
G555/40/100 |
G605/40/100 |
50 |
G325/40/50 |
G405/40/50 |
G455/40/50 |
G505/40/50 |
G555/40/50 |
G605/40/50 |
|
60 |
50 |
G325/60/50 |
G405/60/50 |
G455/60/50 |
G505/60/50 |
G555/60/50 |
G605/60/50 |
3. Anping metal walking grates introduction-- Â parking lot grate
Bearing bar type |
Flat bar |
IÂ bar |
Serrated bar |
 |
Cross bar type |
Twisted bar |
Round bar |
 flat bar |
 |
Production process |
welded |
Pressure locked |
 |
 |
Surface treatment |
Self-colour |
Galvanized |
painted |
 |
application |
Platform |
walkway&floor |
Trench cover |
Steel stair treads |
 |
Suspended ceiling |
Barrier fence |
 |
 bearing bar types:
serrated type,I type,plain typeÂ
 surface treatment: mill finish,hot dip galvanized,painted
4.steel grating standard-- Â parking lot grate
Steel Grating  Standard | |||
 |
Steel Grating Standard |
Steel Standard |
Wanlei Steel Pipe Co., Ltd. , http://www.tjsteelpipes.com |