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All-Weather Explosion-Proof Fire Breathing Valve

All-Weather Explosion-Proof Fire Breathing Valve

All-Weather Explosion-Proof Fire Breathing Valve Breathing valve is a kind of air breather which install on the petrochemical fixed storage tank, in order to avoid tank over the pressure or vacuum making the storage tank destruct, prevent the outside flame enter, reduce the tank fluid volatile....
Product Details

All-Weather  Explosion-Proof Fire Breathing Valve


Breathing valve is a kind of air breather which install on the petrochemical fixed storage tank, in order to avoid tank over the pressure or vacuum making the storage tank destruct, prevent the outside flame enter, reduce the tank fluid volatile.


Take out take (fire) breathing valve overview:

Take out over the (fire) breathing valve type HXF-HJ/HJZ is a new improved type respiratory valve, set the dual role breathing valve and tank fire arrestor, and then exhale take over.
According to the national standard of "petroleum chemical enterprise design specification for fire" (GB50160-92) Regulations: "fixed roof tank Chu Cunjia, B liquid, flame arrester should be located and breathing valve".
Take out take (fire) breathing valve type HXF-HJ/HJZ is the main safety equipment for crude oil, gasoline, kerosene, indispensable light diesel, aromatics and other fixed roof storage tank, is to prevent the evaporation loss and protect the tank overpressure or vacuum in the subject effect from destruction.
Take out take (fire) breathing valve is the maintenance of tank pressure balance, reduce safety energy-saving products medium volatile.
Take out take (fire) breathing valve HXF-HJ/HJZ type ventilation and fire retardant device installed in the fixed roof tank, can rise to reduce the evaporation loss, control the tank pressure balance control and flame interaction.
It can carry out the features of automatic adjustment on tank inside and outside pressure.
 


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:

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WORKSHOP:

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FAQ:

Q:Why choose us ?
A: we are a manufacturer, we have been manufacturing check 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.

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