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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: JIALONG
  • Model Number: C801A-560/580
  • Application: oil trailer
  • Material: Aluminum
  • Dimensions: 20 inch
  • Product name: aluminum tank truck manhole cover /top loading manlid
  • Installment mode: Flanged type
  • Temperature range: -20°c-- +70°c
  • Net Weight: 25kgs

Packaging & Delivery

Packaging Details BOX
Delivery Time 15days

aluminum tank truck manhole cover /top loading manlid

Jialong Manhole Cover is installed on the top of the tanker to prevent the inside fuel from leakage when the tanker is over rolled. With P/V vent inside to adjust the pressure.When there is pressure differences inside and outside the tanker ,it will automatically inlet or exhaust air to adjust the pressure so that it can ensure the safety and environment protection.It is suitable to transpore petroleum ,diesel,kerosene,and the other light fuel,etc.



Material: Aluminum Alloy

Size: 20inch

Working Temperature: -20~+70℃

Max emergency flow rate: 7000m³/h


Benefit & Feature:

* Emergency Exhausting Design

when the tanker truck is in high temperature condition,the manhole will automatically exhaust the air inside to release the pressure,ensuring the safety of the tanker.


*  With P/V Vent inside

When there is pressure differences inside and outside the tanker,it will automatically inlet or exhaust air to adjust the pressure so that it can ensure the safety and environmental preotection. 


* Secondary Open Design

When open the up binder plate ,it will release the pressure out to prevent the workers from pushing over.

* Blinding Holes Design

In the main plate of the Manhole ,there are three blinding holes can be installed with Vapor Vent Valve,Optic Sensor,Dip Tube or Exernal Vacuum Valve according to the user's demand.



     Name       Model   DO    D1      H    b      z-d
  Manholes  C801A-560  Φ 560   Φ 530    88    12  24 - Φ 11 
  Manholes  C801A-580  Φ 580   Φ 542    88    12  24 - Φ 11 


Relavent Manhole series


Company introduction

Zhejiang Jialong Mechanical Equipment Co., Ltd, is the company which concentrates Design, Development, Manufacture, Marketing Sales, etc. In one, which produces the relative accessories for the Road Dangerous Fuel Transportation Parts. Since our establishment 1990's, we insist the company's principle" To ensure the Quality for surviving, to keep the promise for developing"all the time to keep positive developing tend.





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China (Mainland) | Manufacturer, Trading Company
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