 Specifications                                                                                                                                                 Â
|
Type |
  GT type, GU type, GM type or customization                       |
| Material |   Low Carbon Steel or Stainless Steel  |
|    Surface treatment   |   Hot-dip galvanizing or painted   |
| Standard | Â Â YB/T4001.1-2007, ANSI/NAAMM, BS4592, AS1657 |
| Application | Â Â draining well, park and civil projects, etc |
1) GT typeÂ
This kind of trench drain grating cover  is used on ordinary side trench and transverse trench.
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2) GU type
 This kind of trench drain grating cover can be directly built over U type trench without a frame or support.
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3) GM type
 This kind of drainage pit cover is widely used in streets and factories.
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 Trench drain grating cover introduction                                                                    Â
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1. Steel grating is made of bearing bar and cross bar,  placed horizonatally anvertically, and at an equal pitch       apart, by welding with 200-ton hydraulic resistance automatic automatic welding equipment, then                       cutting,punching and banding ends.
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|
Type of bearing bar |
               25x5x3,32x5x3,38x5x3,50x7x4,60x7x4,...75x7x4mm |
| Pitch of bearing bar | Â Â Â Â Â Â Â 12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 34.3, 35, 40, 41, 60 mm |
| Â Pitch of cross bar | Â Â Â Â Â Â Â Â 38,50,76,100,101.6mm |
2.steel grating specification-Â Â Â Grating Metal galvanized grating
panel size available(black grating):Â 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--   Grating Metal galvanized grating Â
Bearing bar type |
Flat bar |
I 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 |
 |
 |
 6.our company profile
Hebei Jiuwang Metal Wire Mesh Co.,Ltd.(original Anping County Jintai Metal Mesh Co.,Ltd.).Established in 1992,our company is a manufacturer of large steel structure and steel gratings,integrating development,production and distribution.The company register capital is 10,080,000 Yuan,and take an area of 34,680 square meters.In 2003,we have got the ISO9001:2000 certification by BQR.
Chengsheng Steel Pipe Co., Ltd , http://www.sdsteelpipes.com