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.
Double small covers, the top and bottom cover can be opened as requested. When loading the medium, open the top cover, when getting in or out for repairing the tank, open the bottom cover, make it easy to operate.