All Type Oil Tank Manhole Cover

• After-sales Service: Forever
• Warranty: 12months
• Magnitude of Discharge: Small and Medium
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: wd-MGS
• Operation Mode: Self-help
• Oil Transportation Mode: Self Priming
• Quality: High Quality
• Product Name: Oil Tank Truck Cover
• Customized: Yes
• Packing: Cartons,Wood Case
• Transport Package: Cartons
• Specification: iron
• Trademark: welldone
• Origin: China
• HS Code: 84131100
• Production Capacity: 1000pieces/Month

Product Description

manhole cover



 


  HYRKG series manhole cover is installed on the top of oil tanker and used for loading oil ,checking gas recovery,mending the internal inlet. 
Also can protect the tanker under the emergency. When loading oil,the outside temperature's change will lead the tanker's  inside pressure to change. Then the manhole cover's breathing valve can automatically make the tanker pressure to the normal level. If some emergency happen ,  like the tanker overturn, the breathing valve will automatically close to avoid the tanker's explosion when under the fire condition..
 
Material:
Body: steel
Breathing valve: AL alloy
Handle: steel
Safety locker: SS
Seal: NBR
 
 
Feature:
All types manhole cover has the breathing valve
Breathing valve's different pressure set can fit different operation requirement
Breathing valve has the automatically seal's function,can avoid leakage under emergency
Fit EN13317:2002 standard 
 
Parameter:
 

Size	20"
Breathing valve	10"
Pressure resistance	0.254MPA
Open pressure	21KPA-32KPA
Max air flow rate	7000m³ /H
Connect way	Flange
Temperature	-20 to 70 ºC

 
 
 others


 


 


other parts


other parts

other parts




certificates

 

 
  company information

Yongjia Welldone Machine Co., Ltd is specialize in
manufacturing and selling fuel dispensers, gas station
components, pumps, flowmeter and so on. Our products are selling well in market, sincerely wish we can have a good cooperation with the whole world customers.
Reasonable price, best quality, quickly delivering
and efficient service is our market standard. To be the
international supplier is always our pursuit.