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Help CenterGrainage Trench Box Grate Witout Hinge Connection
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Grainage Trench Box Grate witout hinge Connection,port Serrated Bar Steel Grating Supplier,petroleum Serrated Bar Steel Grating
port Serrated Bar Steel Grating Supplier
petroleum Serrated Bar Steel Grating
QUALITY STANDARDS
GratingStandard |
Material Standard |
HDGStandard |
Handrail Standard |
YB/T4001-2007 |
GB704-88 |
GB/T13912-92 |
4053.3-93 |
ANSI/NAAMM |
ASTM (A36) |
ASTM (A123) |
|
BS4592-1995 |
BS4360 (43A) |
BS729 |
BS6399/BS6180 |
AS1657-1992 |
AS3679 |
AS1650 |
1650-1985 |
SPECIFICATIONS
No |
Item |
Description trench drain grating cover |
1 |
Bearing bar |
25x3,25x4,30x3,30x4,30x5,32x5,40x5,50x5,.....75x10mm |
2 |
Bear bar pitch |
12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 34.3, 35, 40,41,60mm. 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 |
30.38.1, 40,50, 60,76,100,101.6mm |
4 |
Material |
Q235, Q235, A36, SS304,SS316, |
5 |
Surface treatment |
Black, hot dipped galvanizing, painting |
Steel trench cover 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.
TECHNOLOGY
Items |
Features |
1 |
Good appearance: simple line, silvery surface, modern design. |
2 |
Optimized drainage effect: water leakage area upto to 83.3% which is twice of the iron castings. |
3 |
HDG: superior rust protection, free of maintenance and replacement. |
4 |
Anti-theft design: Covers and frames are connected by hinges providing safe and convenient application |
5 |
Save project investment: lower price and lower maintenance cost compared to iron castings. |
6 |
High strength: higher strength and durability than iron castings, suitable for using in larger spacing and heavier loading conditions such as the docks and airports. |
7 |
They are available in various types to satisfy the need for different environment, loading, spacing, and configuration. |
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