Mild Steel Material Open and Closed Type Hinged High Quality Drainage Gutter Covers
1. Trench Cover Brief Introduction
Compared with traditional gratings trench covers, the open and closed hinged checkered plate drainage covers are made of flat bars instead of cross twisted bar, shorten the bearing bar space, but enhance the stress areas, and also women walk normally even though they wear stilettoses.Meanwhile, it is convenient for Maintenance and dredging. This style of gutter covers are widely used at Singapore market.
Type: Trench cover
Specification: 600 x 300mm
Bearing bar size: 25 x 6mm
Transveral bar size: 25 x 8mm
Angle frame size: 50 x 50 x 4.5mm
Checkered plate size: 3mm
Grating frame size: 44 x 8mm
Opening and closing angle: 90 degree
2. Steel Grating Specification
|Material||Mild steel / carbon steel / stainless steel plate: Q235B, ASTM A36, S275JR etc.|
All the trench covers can be customized
Bearing bar: from 25*3mm to 100*8mm
Bearing bar pitch: 12.5, 22, 25.4, 30, 34, 40, 41, 60mm etc.
Cross bar: 5mm,6mm,8mm, round or twisted bar
Cross bar pitch: 33, 38, 50, 76, 100mm
|Galvanization Standard||ISO 1461; ASTM A123; GB/T13912:2002|
All the trench covers can be custimized as per your requirements.
3. Similar Trench covers
Type A-Hunged with checkered plates
Type B-Hinged Grating
Type C - Without Grating Frame
Type D- Without Grating Frame
If you want to get more detail information, please feel free to contatc with us.