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Atmospheric Pressure Vacuum Relief Valve

Atmospheric Pressure Vacuum Relief Valve

Take out take (fire) breathing valve is the maintenance of tank pressure balance, reduce safety energy-saving products medium volatile.
Product Details

Atmospheric Pressure Vacuum Relief Valve


Model QHXF-2000 is designed to vent to atmosphere to protect your tank from damage created by over-pressure or excessive vacuum.Costly product evaporation losses due to normal tank "breathing" are greatly reduced.Because it retains toxic vapous,atmospheric contamination is minimized.This helps to provide increased fire protection and safety.

Operating pressure:
Type A: +355pa(+36mmH2O) -295pa(-30mmH2O)
Type B: +980pa(+100mmH2O) -295pa(-30mmH2O)
Type C: +1950pa(+200mmH2O) -295pa(-30mmH2O)
Type D:  according to user requirement (special pressure rating)

 
Note: 
under normal circumstances, (fire) breathing valve operating pressure to B shall prevail;
 
Applicable materials: 
gasoline, kerosene, diesel, aromatics, sulfur, air and other petrochemical materials;
 
Environment temperature:
-40 ºC -+60 ºC;
 
Shell material: 
HT, AL, A3, 18-8, 304, 304L, 316, 316L.
 
Flange standards: 
HG20592-97 PN1.0 (also can be produced according to user specified criteria)


PRODUCT

Air-Release-Pressure-Vacuum-Relief-Breather-Valve

All-Weather-Aluminium-Alloy-Pressure-Vacuum-Relif-Breathing-Valve


WORKSHOP

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FAQ:

Q:Why choose us ?
A: we are a manufacturer, we have been manufacturing valve more than 20 years.

Q. what is your payment term? 
 A: T/T 30% down payment, balance to be paid before shipment. or L/C.
 
Q:Can we print our logo on your products?
A: yes, we offer OEM/ODM service, we support the customized logo, size, package,etc.
 
Q: what is your main market?
A: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
 
Q: Can I get samples from your factory?
A: Yes, Samples can be provided.
 
Q: If products have some quality problem, how would you deal with?
A: We will responsible for all the quality problems.




We welcome all the world customers to contact us for more cooperation.

With our years of technical knowledge and experience,we assure you,

Naibang will be one of your best parters in China.

Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of atmospheric pressure vacuum relief valve in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.
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