Benefit and Features
Stainless Steel’s surface is treated by mirror polishing to make it more pleasing and longer performing.
With Lead Sealing
With the Lead Sealing Board, it can be sealed directly.
The turn-hinge with the opening angle stop device, it can effectively prevent the crash which between the stainless steel manhole cover and tanker when the cover is opening.
The nominal diameter, material and height can be ordered by user’s demand.
Large-diameter Base, it’s convenient for loading the medium and easy for operator to get in or out for maintenance