hebei cast iron manhole cover_124-1994 ductile Iron_GGG 500-7 ductile iron

Product introduction：

Manhole covers are closures at the top of entrances and exits to underground facilities, used for standing water, sewage, telecommunications cables, valves, storms.

Product model：B-125

weight：25kg

Process:615*500*50mm

Specifications：25kg

texture of material：Ductile iron cast

 

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Manhole covers are closures at the top of entrances and exits to underground facilities, used for standing water, sewage, telecommunications cables, valves, storms. According to the technical characteristics of pipeline engineering, in order to meet the requirements of installation equipment, daily maintenance and maintenance, inspection Wells are set up along the buried direction of pipeline according to a certain spacing. The manhole cover is the main supporting product of the inspection well. Its function is to bear the load, close and open the inspection well.