Quality Tested Slimline Trench Grate

Quality Tested Slimline Trench Grate 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 over lock process such as processing and into customer requirements finished products.

SPECIFICATIONS:
No Item Description trench drain grating coverA
1 Bearing bar25x325x430x330x430x532x540x550x5.....75x10mm
2 Bear bar pitch12.5 15 20 23.85 25 30 30.16 30.3 34.3 35 404160mm. US standard: 1"x3/16" 1 1/4"x3/16" 1 1/2"x3/16"A 1"x 1/4" 1 1/4"x 1/4" 1 1/2"x 1/4" etc.
3 Cross bar pitch 30.38.1 4050 6076100101.6mm
4 Material Q235 Q235 A36 SS304SS316
5 Surface treatmentBlack hot dipped galvanizing paintingA

TECHNOLOGY:
Items Features
1 Good appearance:A 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.A
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.
6High 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.