Aluminium Alloy Vacuum Pressure Relief Vent for Tank Truck Pressure Relief Vent

The pressure valve will automatically open when the pressure in the tank reaches to the set pressure of the high- relief valve and the gas in the tank will be released with the speed of 30m/s once assemble the high- relief valve on the ventilation system of the cargo oil tank, A manual ventilation system gas-freeing cover is necessary while do other works of the tank such as cleaning, removing the gas, because such works need ventilate and the pressure valve cannot work while the pressure is low or without pressure.

Features
1.  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.

2.  With P/V Vent inside
When there is pressure differences inside and outside the tanker, it will automatically inlet or exhaustair to adjust the pressure so that it can ensure 
the safety and environmental preotection.

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

4.  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 orexernal Vacuum 
Valve according to the user's demand.

JiaSheng Petroleum Tech Co., Ltd. located in Xuzhou, Jiangsu province, 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.

Q1: Are you a factory?
A:We are one of the leading China factory professional manufacture of fuel tanker parts, tank truck parts,fuel nozzle, fuel dispenser and fuel station parts.fuel pipe ect.Which covers10,000me and with independent D&R ability, and we can offer OEM and ODM service.
Q2: What are the application fields of your products?
A: mainly products including fuel tanker parts, tank truck parts,fuel dispenser and fuel station parts etc.
Q3: What is your terms of packing?
A: We pack our goods in standard export carton box, other packing type can do as required.
Q4: How about your delivery time?
A: 5-7 days for samples; 20-35 days for batch goods after received payment.
Q5: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q6: What about the shipping package?
A: Package will use standard export carton, can do pallets as customized.
Q7: What is your sample policy?
A: We can supply the sample, but the customers have to pay the sample and freight.
Q8: How do you make our business long-term and good relationship?
A: We keep good quality and competitive price to ensure our customers benefit . We respect every customer and we sincerely do business with everyone.