Aluminum quality factory manhole cover for fuel tanker truck

Short Description:

Manhole cover is installed on the top of oil tanker. It is the internal inlet of loading, checking vapor recovery and tanker maintenance. It can protect the tanker from emergency.

Normally, the breathing valve is closed. However, when load and unload oil external temperature changes, and the pressure of tanker will change such as air pressure and vacuum pressure. The breathing valve can automatically open at a certain air pressure and vacuum pressure to make the tank pressure in normal condition. If there is emergency like roll over situation, it will automatically close and it also can avoid the tanker explosion when in fires. As the emergency exhausting valve will automatically open when tank truck interior pressure increases to a certain range.


Product Detail

Product Tags

Material

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

Use for: Tank trailer

Related parts: bottom valve

Feature

Each manhole cover emergency exhausting valve includes a breathing valve.
The breathing valve is installed as required to make the tanker ventilated. Different pressure settings suit different operation requirements.
Emergency exhausting valve and breathing valve has automatic sealing to prevent danger and needless oil spillage.
Double open allows safe release of remaining gas before fully opening the cover board.
Two reserved blind holes on the main cover can be installed with vapor recovery valve and optic sensor.
According to EN13317:2002 standard.

Fatigue and fall test

Drum Type Axle (2)

Drum Type Axle (2)

FAQ

Q1. What is your terms of packing?
A: Generally, goods are sealed in ploy bags and packed in cartons and pallet or wood cases.

Q2. What is your terms of payment?
A: T/T (deposit + balance before delivery). We'll show you the photos of the products and packages before you pay the balance.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF.

Q4. How about your delivery time?
A: Generally, it will take 25 to 60 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample for free charge if we have ready parts in stock, but the customers have to pay the courier cost.

Q7. How do you make our business long-term and good relationship?
A: We provide our clients with one-stop service, from specific component to final assembled products, solving various problem for different clients all over the world.


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