Custom Manhole Cover Round Waterproof CO600 M16x40 Bolts Accessories
Expressway, sidewalk, park, garden, municipal pipeline, telecommunication, water and electrical power projects.
|Ductile Iron Manhole Cover and Grating||EN124:2015||Material: GGG500-7|
|Class||Application||Dimension (Frame mm)|
|A15||Pedestrians, Pedal Cyclists||Dia760|
|B125||Footways, Pedestrians, Car parks||290*290, dia800 ..|
|C250||Kerb-side channel of roads||700*700, 600*800 …|
|D400||Road, hard shoulders etc.||850*850, 920*920|
|E600||Docks, aircraft pavements etc.||as per your demands|
|F900||Aircraft pavements etc.||as per your demands|
D400 Round Manhole Covers
1. No inherent scrap value thus reducing risk of theft.
2. Moderate weight and easy installation.
3. Can be used in -30℃ to 70 ℃degrees environment.
4. 30 years of service life.
5. Tested by national security agencies. Compressive, bending and impact resistant. Heat, cold, acid, etc.
6. Corrosion resistance, meet the needs of environmental protection, and reduce the exploitation of mining resources; beautify the city, classify the coloring, and enhance the taste of the city.