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Atmospheric Pressure Vacuum Relief Valve with Fire Arrester

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:	Available \| Customized Request

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Zhejiang Naibang Valve Co., Ltd.

Manufacturer/Factory & Trading Company

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Product Description

Company Info.

Basic Info.

Model NO.

QZH-89

Specification

API6D, ISO9001, CE, SGS, etc

Trademark

NIPO

Origin

Wenzhou, Zhejiang, China

HS Code

8481804090

Production Capacity

2000PCS/Year

Product Description

Atmospheric Pressure Vacuum Relief Valve with Fire Arrester

Model QZF-89 is designed to vent to atmospheric to protect your tank from damage created by over-pressure or excessive vacuum.The flame arrestor performs as an extinguishing barrier,which absorbs and dispels heat,reduces fire temperature and the oxyen level to stop the fire through layers of metal ribbons shaped with crimped corrugations.

Operating pressure:
Type A: +355pa(+36mmH2O) -295pa(-30mmH2O)
Type B: +980pa(+100mmH2O) -295pa(-30mmH2O)
Type C: +1970pa(+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)

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INSPECTION

Atmospheric Pressure Vacuum Relief Valve with Fire Arrester

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.

Any interest,please do not hesitate to contact us.

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Zhejiang Naibang Valve Co., Ltd.

360° Virtual Tour

Diamond Member Since 2011

Suppliers with verified business licenses

Audited Supplier

Manufacturer/Factory & Trading Company

Plant Area

8000 square meters

Management System Certification

ISO9001:2015, API, DNV

Atmospheric Pressure Vacuum Relief Valve with Fire Arrester

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