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Company ProfileZhejiang Zhengchao Petrochemical Machinery Co., Ltd.
By certification [File Integrity]
Place of Origin: Zhejiang, China (Mainland)
Brand Name: Zhenchao
Model Number: VRV
Application: Storage tank
Material: CS, Alumium, 304, 316L
Temperature of Media: Low Temperature
Pressure: Low Pressure
Port Size: 2"-12"
Explosion proof type: IIB
Standard or Nonstandard: Standard
Supply Ability: 1000 Set/Sets per Month
Packaging & Delivery
Packaging Details: Plywood case
Lead Time: 30day
Weight-loaded vacuum relief valve
Model ARV is designed to protect your tank from damage created by excessive vacuum.
Type A: -295pa (-30mm H2O)
Type B: -295pa (-30mm H2O)
Type C: -295pa (-30mm H2O)
Type D: according to user requirement (special pressure rating)
CS / AL / 304 / 316
304 / 316
Bolt & Nut
CS / 304 / 316
PTFE / Nitrile
Applicable materials: gasoline, kerosene, diesel, aromatics, sulfur, air and other petrochemical materials;
Environment temperature: -40 °C -+60 °C;
Flange standards: ANSI 150LB, PN10, PN16, JIS10K.
Zhenchao, founded in year 1998, is a professional manufacturer serving in the industry of pressure vessels protection. Our high quality products, such as pressure vacuum relief valves, gauge hatches, emergency pressure relief vents, flame arrestors and detonation flame arrestors would always work well to protect the equipment of loading terminals and storage tanks with their features of reliability and safety in the industries of chemical/petrochemical, pharmaceutical, landfill, wastewater, refining, pulp and paper processing, oil production and etc.
As being certified by ISO 9001:2008, Zhenchao could ensure its customers that we would have a high level controlling on all our activities, including valve designing , product engineering, product manufacturing, marketing and so on.
Moreover, a systematic management system has been developed by Zhenchao. With this system covering our product manufacturing, technology improving, product quality controlling, it makes people of Zhenhao work more efficiently and develop safer products for global vessel protection industry.
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