What Is A Manhole Cover?

Manhole cover refers to the general name of the cover plate and its fixed accessories installed on the manhole with sealing performance.

According to whether it is higher than the opening surface after installation, the manhole cover can be divided into protruding type and embedded type.

In Marine engineering, manhole cover is one of the commonly used equipment, and its type, material and selection factors need to consider factors such as strength, use and ease of use.

Manhole cover is also a safety emergency ventilation device installed on the top of the storage tank, usually used with fireproof, breathing valve, etc., to ensure the safe operation of the storage tank.

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