Tank Manhole Covers

Tank Manways & Tank Manhole Cover

JOWIN manufactures round, oval, square etc manhole covers, customized is available, all manholes come with silicone/epdm/fkm/buna seals and open outwards or inward. All manholes are made from stainless steel SS304 or SS316L and most come standard with a 4 inch neck, but longer neck sizes are available via special order. Each tank manhole is secured by enough knobs.

Main Products

Here are some articles you might like

  • Sanitary Tri Clamp Dimensions Guide

    Sanitary Tri Clamp Dimensions Guide

    How to select a correct sanitary clamp dimenion?   Shuangzhan machinery provides different standard sanitary clamp fittings, welding fittings, threaded and KF hardwares, customized is available.   Sanitary stainless steel...

    Sanitary Tri Clamp Dimensions Guide

    How to select a correct sanitary clamp dimenion?   Shuangzhan machinery provides different standard sanitary clamp fittings, welding fittings, threaded and KF hardwares, customized is available.   Sanitary stainless steel...

  • Guide of Sanitary Valves

    Guide of Sanitary Valves

    Sanitary valves are widely used in our daily life, we can see them everywhere. There are many different types of sanitary valves used in different fields. Today, this article will give...

    Guide of Sanitary Valves

    Sanitary valves are widely used in our daily life, we can see them everywhere. There are many different types of sanitary valves used in different fields. Today, this article will give...

  • Knowledge of Stainless Steel Finishes

    Knowledge of Stainless Steel Finishes

    People can see surface finish decription when choose a product, what is treatment of sanitary hardwares ? Here are something about stainlesss steel finish. How is a specific level of...

    Knowledge of Stainless Steel Finishes

    People can see surface finish decription when choose a product, what is treatment of sanitary hardwares ? Here are something about stainlesss steel finish. How is a specific level of...

1 3