888 Chengliu Mid .Rd .Madong industrial Zone ., Shanghai, Shanghai
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详情
DKG-MWM Monitoring Observation Well Manhole
These manholes are equipped with strong cast iron bolt-down lids to
provide a “limited access”, watertight seal to prevent driveway
contamination from entering manhole, and a heavy duty cast iron rim
for street traffic. A distinctive triangle design and words, “Do
Not Fill” are cast into the cover to meet API specifications.
Materials
Body ring: cast iron
Cover: cast iron
Skirt: steel (**4 AOW/MW)
Gasket: Buna-N
Ordering Specifications”
