| Size: | DN50 - DN300 |
|---|---|
| Class: | 150lb to 2500lb |
| Certificates: | API 6D, Ce, ISO9001 |
| Application Fields: | Metallurgy,Light Industrial,Electric Power,Petroch |
| Delivery Detail: | 20~45 Days According to The Specific Quantities |
| Transport Package: | Standard Export Wooden Case |
| Customization: |
|---|
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Audited Supplier Explosion-Proof Flame 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.
Main technology parameter:
☆Apply to every kinds of petorleum,chemical,medical,energy resources,special fluid or gas etc medium.
☆Explosion-proof calss:BS5501:IIA,IIB,IIC.
☆Body material:WCB,SS304,SS316,SS304L,SS316L,Aluminum alloy.
☆Disc,seat material:Stainless steel,Aluminum alloy.
☆Sealing material:PTFE
☆Connection type:flange and thread.
☆Flange standard:HG20592 If customer need standard GB,SH,HGJ,JB,ANSI,JIS etc or change pressure class,please remark.
☆Manufacture,inspection standard:arrocding to (petroleum storge tank breathing valve)SY7511-87,(petroleum storage tank flame retardant performance and test method).GB5908-86 standard implement manufature and inspection or customer required standard.
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;
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With our years of technical knowledge and experience,we assure you,
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Any interest,please do not hesitate to contact us.
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Audited Supplier 
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