Round Circular Manhole Cover Cast Iron Shock Absorption For Ocean
Shipping
Single Sealed Cast Iron Manhole Cover size:According to the
customers' meed
1) Product Information:
Manhole covers:
1. Material
ductile iron: 500-7 GGG40
grey iron: GG20 GG25
2. Grade
EN124:A15 B125 C250 D400 E600 F900
3. Coating
(1) Black bitumen painting
(2)coating as per customers' requirements
2) product parameters
| Product Name | manhole cover |
| Material Composition | Resin+Filler
Iron, ductile iron or grey cast iron |
| Shape&Size | Round: 300,400,500,600,700,etc. Square: 250*250,300*300,400*400,500*500,600600,700*700,etc. |
| Color Option | Black,Gray,Blue,Green or any customized color |
| Applications | Be widely used in Inspection wells of
power,telecommunication,mobile communication,fuel gas pipes,gas station,chemical bases,real estates,urban
arteries,high-grade highways,expressways, freight transport piers,airports,etc. |
| Product Features | High load rating and efficient Increased security with zero theft
value Anti corrosion,anti-UV and lower noise. Longer service life. |
| Keywords | composite manhole cover,manhole frame,round manhole cover |
Class
(Loading capability) | A15 B125 C250 D400 |
The product was used for the roads / idewalk / highway / airport
Advantages:
Lightweight
V Compared with CI & DI manhole covers, composite covers are 50%
lighter.
V Lightweight allows more loading per vehicle, more convenient
transportation and economical saving.
V Allows a safer working condition, which a SINGLE worker is enough
when installation without risk of injury. And we could provide some
good accessories to help customers lift the cover much easier.
Durable service life.
V More than 30 years service life without crack and color fading,
comparing to 5 years of cast iron.
V Anti corrosion,water, dust and pets tight, well sealed prevent
poisonous gas leaking out.
V Without displacement, freely radio signal passing.
V Higher and lower temperature tolerance with the range
-40°C-200°C.
V Wear indicators available when thread depth is in a danger value.
