Product or Service
ductile cast iron manhole cover
Profile:Manufacturer - Producer|Ref:PSL190999YH | Country: China | Currency: usd | Export: No
OEM supply all kinds of ductile cast iron manhole cover and grating.
1. size:850*850*100mm opening:600mm. weight:53kg.
3. make lock. bolted connection frame and cover.
4. make seal ring.
5. make black paint.
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