Material:

Body: Aluminum alloy
Pressure handle: Steel
Exhaust valve: Aluminum alloy
Safety button: Copper
Seal: NBR

 Feature:
1. Each manhole cover emergency exhausting valve includes a breathing valve.
2. The breathing valve is installed as required to make the tanker ventilated. Different pressure settings suit different operation requirements.
3. Emergency Exhausting valve and breathing valve has automatic sealing to prevent danger and needless oil spillage.
4. Double open allows safe release of remaining gas before fully opening the cover board.
5. Two reserved blind holes on the main cover can be installed with vapor recovery valve and optic sensor.

Aluminum Alloy Tank Truck Manhole Cover is installed on the top of the tank truck’s oilcan, which has the function of internal respiration and emergency exhausting. The internal respiration valve can balance the oilcan’s inside and outside pressure during the transportation. The emergency exhausting equipment will be opened to release  pressure if the inner pressure increases sharply .Even if the tank truck has an accident, the internal respiration valve’s prevention against overflowing equipment remain sealed, the media inside of the oilcan can’t be leaked ,otherwise it may cause serious accident. The manhole cover can install waste gas recovery valve, gauge hatch, etc.

Company Information
JiaSheng Petroleum Tech Co., Ltd. located in Xuzhou, Jiangsu province, with convenient transportation in railway, highway and aviation. Our company is a specialized manufacturer integrating design ,production and sale into an organic whole.
Our company produces and sales various tanker parts, oilcan parts, watering cart parts, aluminium and stainless steel quick coupling, double-way and treble-way valves, medium and low pressure petrochemical valves, European standard gas recovery tanker parts, gas station recovery products. Our products are widely supplied for industries like petroleum company, troops, oil stocks, tank truck, watering cart and gas station.
Our company has engineering experiences for years, we are also specialized in the installment of gas station wire frame, oil tank, asphalt tank, wine storage tank, pipeline and gas station construction, once and twice gas station recovery redevelopment, European standard tank truck refit.
Our company provides well-equipped products, advanced technique, strong technical force, and we can undertake the manufacture of other special parts