Sanitary Stainless Steel Quick Opening Manhole Cover

• Customization: Available
• Transmission Type: Automatic
• Power: Gasoline
• Model NO.: H801A-500
• Storage: Oil
• Condition: New
• Nominal Diameter: 10"
• Emergency Open Pressure: 21kpa~32kpa
• Max Emergency Flow Rate: 7000m3/H(When 34kpa)
• Material: Aluminum Alloy
• Installment Mode: Flanged Type
• Temperature Range: -20~70ºC
• Transport Package: Foam & Carton
• Trademark: JIALONG
• Origin: Wenzhou China
• HS Code: 8716900000
• Production Capacity: 3000sets/Year

Product Description

1. Production Description

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




2.Benefit & Features

a.Emergency Exhausting Device
When the tanker truck in the high temperature condition,manhole will automatically exhaust the air inside to release the pressure,ensuring the safety of the tanker.

b.With P/V Vent inside 
When there is pressure difference inside and outside of the tanker,it will automatically inlet or outlet air to adjust the pressure so that can ensure the safety and environment protection.

c.Secondary Open Design
When open the up binder plate,it will release the pressure out to prevent the operator against dangerous Kick-Back that can experience due to build up of residual pressure.

d.Technical Data
 

Nominal Diameter	10"
Emergency open pressure	21KPa~32KPa
Max emergency flow rate	7000m3/h(when 34KPa)
Meterial	Aluminum alloy
Installment mode	Flanged type
Temperature range	-20~+70

3.Company Information 

a. Our company established in 1990 ,having the 2 plants occpying 2 plants occupying 11,000 SQM
b.We are professional manufacturer in oil tanker such as bottom valve,api vapor valve, optic sensor etc.
c.Our products have ISO 9001,PEI,API,ADR,CE,CCS & TS.And sell will around the world such as USA, South America,Africa etc.