Jayo Petroleum Machinery Co., Ltd.
Main products:Fuel dispenser and fuel pump,LPG dispenser,nozzle,swivel,coupling,valve,rubber hose and corrugated pipe,pump and flowmeter,high pressure washer,machinery seal,tank lorry and spare part,electronic product,LED display,manufacture,trading
Contact Us
  • Contact Person : Ms. XU Susan
  • Company Name : Jayo Petroleum Machinery Co., Ltd.
  • Tel : 0086-371-67507289
  • Fax : 0086-371-97507294
  • Address : Henan,Zhengzhou,No.97,Xushui Road, High-tech development zone.
  • Country/Region : China
  • Zip : 450001

Manholes cover RKG-6305

Manholes cover RKG-6305
Product Detailed
Manhole Cover is equipped on the top of tank truck. it has built-in respiration system and emergency vent.

RKG Series Of Steel Petroleum Manhole Cover

1) Manhole Cover is equipped on the top of tank truck.

2) It is the entrance of fluid transfer operation inspection and maintaining the inside tank. It can protect the tank when involving in an emergency.

3) Under normal practice, vent is closed When loading and unloading and temperature variation, it will cause the pressure variation inside the tank, such as air pressure and negative vacuum pressure, the vent of manhole cover will be closed automatically in order to keep the tank under a normal pressure.

4) When involving in emergency, such as a car accident, the Emergency Exhaust Valve will open the inside tank, meets the setting, in order to prevent explosion.

5) It is internationally accepted, and specified, by oil companies around the world to assist with the safe transportation of petroleum based products.  

6) Features Benefits:

a. Material: Coated steel

b. Pressure and vacuum vent fitted as standard for tank breathing. Various ratings are available to meet operational requirements.

c. Automatic sealing of the P/V vent in a roll over situation prevents dangerous and costly spillage.

d. Two-stage opening allows safe release of residual compartment pressure before fully opening the fill cap.

e. 250mm(10)fill hole for easy drop pipe insertion when top loading.

f. High quality baseplate and component materials, to international standards, are used for durability and performance.

7) Technique Specification

a. Setting pressure of vent discharge : 7.14Kpa

b. Negative opening pressure:-2Kpa~-3Kpa

c. Setting pressure of emergency exhaust valve: 0.0266Mpa±0.001Mpa

8) Materials:

Cover: Steel

Weld Ring: Steel

Manholes cover RKG-6305

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