Product Description

Ductile Iron Manhole Cover :
 
1. Class: A15, B125, C250, D400, E600 and F900.

2. Design Standard:  BS EN124:1994.

3. Material grade: GGG500/7.
 

4. Test: testing before shipping for the smooth surface and loading.
 

5. Coating: coating black bitumen, or coating as customers' requirements.

Products Advantages

Anti-Theft

New five double nodular ductile iron manhole covers, manhole cover and well adopted integrated design, rotary

install locks. Locks and keys made of high hardness,anti-embroidered brass prevent locks in a day Commonly used in

the process of rust, make the manhole cover can't open it.


Anti-Noise

vehicle by the noise.In new type adopted in the design of five prevention covers new design concept, make the vehicle

through the manhole cover, don't hit cap, but the first hit well in the edge of the circle, prevent covers whole sinking,

effectively solve the city's manhole covers around the side of "bad" problem.

Anti-Falling

This product in the process of bearing capacity is strong, the experiment carrying 500 kn pressure is not destroyed,

carrying capacity is greatly superior to national standards (360 kn). At the same time the eu EN124 standard

requirements.Can withstand all kinds of heavy trucks rolling, effectively prevent the accident because of the manhole

cover to fall.


Anti-Skidding

Delicate build process make the product texture clear, covers the surface has a unique noslip pattern, increase the

friction, prevention because of rain, snow and ice covered pedestrian slip.


Anti-Sedimentation

This products' each manhole cover surface and well lifting ring are under stress,adopting wedge preload type installation

, no noise, have the function of displacement,and settlement.