It is installed on the top of tanker, the upper plate is made of casting aluminium alloy, and base material can be aluminium alloy, carbon steel or stainless steel.The cover is equipped with six quick-open handles with safety open clip, easy for opening & close.The functions can effectively protect the operator to avoid the pressure impact, and mostly use for loading& unloading medium and for maintenance person goes through
Dry Bulk Manhole Cover
It is installed on the top of tanker, the upper plate is made of casting aluminium alloy, and base material can be aluminium alloy, carbon steel or stainless steel.The cover is equipped with six quick-open handles with safety open clip, easy for opening & close.The functions can effectively protect the operator to avoid the pressure impact, and mostly use for loading& unloading medium and for maintenance person goes through



Frequently Asked Questions
Below you’ll find answers to some of the most frequently asked questions at CWTank. We are constantly adding most asked question to this page so if you have a question and don’t see your answer, don’t hesitate to contact us.
We are manufacturer, we had been produced electric valve for more than 30 years. So we have advantage in price. We also could do OEM.
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