Specifications
Type |
GT type, GU type, GM type or customization |
| Material |
Low Carbon Steel or Stainless Steel |
| Surface treatment |
Hot-dip galvanizing or painted |
| Standard |
YB/T4001.1-2007, ANSI/NAAMM, BS4592, AS1657 |
| Application |
draining well, park and civil projects, etc |
1) GT type
This kind of trench drain grating cover is used on ordinary side trench and transverse trench.
2) GU type
This kind of trench drain grating cover can be directly built over U type trench without a frame or support.
3) GM type
This kind of drainage pit cover is widely used in streets and factories.
Trench drain grating cover introduction
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.
Type of bearing bar |
25x5x3,32x5x3,38x5x3,50x7x4,60x7x4,...75x7x4mm |
| Pitch of bearing bar |
12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 34.3, 35, 40, 41, 60 mm |
| Pitch of cross bar |
38,50,76,100,101.6mm |
2.shape of bearing bar:
serrated bearing bar, plain bearing bar,I type bearing bar
3.Load capacity
1ton-50tons
4.steel grating manufacturer process
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