Anti Theft Performance of Ductile Iron Manhole Cover

Ductile iron manhole covers  have good anti-theft performance. This type of manhole cover is usually made of unsaturated resin, fiberglass and other materials, as well as steel reinforcement skeleton, which are compounded through special production processes. They are formed by high-temperature grinding and pressing once, and the material has no value for recycling, so theft is rare. In addition, the anti-theft performance of ductile Iron Manhole Covers is also reflected in the following aspects:

1. The material has no recycling value: The material of ductile iron manhole cover has undergone special treatment and has no recycling value, making it difficult for thieves to recycle and reuse it.

2. Special lock: Ductile iron manhole covers usually use special locks that fit tightly with the well seat, effectively preventing the manhole cover from being stolen.

3. High strength locks and keys: locks and keys made of high hardness, rust proof brass are used to prevent the lock from rusting during daily use, making it difficult to open the manhole cover.

4. Integrated design: The manhole cover and well ring adopt an integrated design, connected by high-strength bolts, with stronger anti-theft performance.

5. Anti theft alloy cast iron casting: The ductile iron manhole cover is made of anti theft alloy cast iron, which is difficult for non professionals to destroy, fundamentally solving the social problem of lost manhole covers.

In summary, ductile iron manhole covers have good anti-theft performance, which can effectively prevent manhole covers from being stolen and ensure the safe operation of urban infrastructure.