H801A-260-310-360.1 Stainless Steel Manhole Cover

H801A-260-310-360.1 Stainless Steel Manhole Cover

Stainless Steel’s surface is treated by mirror polishing to make it more pleasing and longer performing.

◘Benefit and Features

  • Surface Treatment

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.

  • Opening Angle

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.

  • Type Diversification

The nominal diameter, material and height can be ordered by user’s demand.

  • Structure Features

The size is more smart, it’s better suit the small installation space’s requirements.

◘Ordering Guide

  • The materials of manhole cover can be ordered in different according to user’s demand, such as aluminum alloy, carbon steel, stainless steel 304 ,stainless steel 316 .
  • The nominal diameter and base’s height can be ordered by user’s demand.
  • The Sealing gasket can be chosen according to user’s actual demand, different sealing gasket with different nominal pressure.

Attached List

Seal Material NBR FKM Silicone Rubber
Temperature range -10℃~+50℃ -20℃~+120℃ -50℃~+120℃
Sealing Pressure 0.3MPa 0.3MPa 0.3MPa
Seal Material Silicon Rubber Cover with PTFE PTFE Packing PTFE
Temperature range -70℃~+200℃ -100℃~+200℃ -100℃~+200℃
Sealing Pressure 0.1MPa 0.1MPa 0.1MPa