Producdt Description:
Built to endure the most demanding industrial environments, the ZCHX-IV utilizes high-performance materials to ensure long-term reliability.
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304 or 316L Stainless Steel Construction: Every wetted part is crafted from high-grade 304 or 316L Stainless Steel. This robust construction is designed to withstand hydrogen sulfide, acidic vapors, and harsh salt-spray environments without compromising structural integrity.
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Tight Sealing Technology: This Breather Valve features advanced seating materials, including PTFE or FKM, to ensure zero-leakage performance. The valve remains hermetically sealed until the precise set pressure is reached, preventing the escape of volatile organic compounds (VOCs).
Key Technical Performance & Features
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Precision Pressure & Vacuum Relief: Equipped with calibrated weight-loaded or spring-loaded pallets, the ZCHX-IV provides exact opening and closing points. This dual-action protection effectively prevents tanks from structural failure, such as implosion due to vacuum or bursting due to over-pressure.
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Modular Piping Integration: The innovative side-exit flange design allows for easy installation within existing pipeline manifolds. This modularity enables quick integration into your current infrastructure without the need for complex mounting hardware or extensive downtime.
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Global Compliance Ready: To facilitate seamless worldwide integration, flange connections are available in ANSI, DIN, JIS, and GB standards. Whether your project is in North America, Europe, or Asia, the ZCHX-IV is ready for immediate deployment.
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) |
| Material： | WCB SS304 SS304L SS316 SS316L |
| Flange Standard： | HG/T20592-2009 ANSI B16.5 HG/T 20615-2009(Class series) HG/T20592-2009 (PN series) ANSI B16.5 AMSE B16.5 |
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 °C -+60 °C;
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)
“Optimize your vapor recovery system with precision-engineered piping valves. Request the ZCHX-IV technical specs today.”
Operational Maintenance and Durability FAQ
Q1: How does 316L stainless steel improve the valve’s lifespan?
A1: 316L offers superior resistance to pitting and crevice corrosion, making it ideal for aggressive chemical vapors and coastal environments.
Q2: How often should the ZCHX-IV be inspected?
A2: We recommend semi-annual inspections to ensure the pallets move freely and the sealing surfaces are free of debris.
Q3: Are the internal seals replaceable?
A3: Yes. The ZCHX-IV features a modular design that allows for the easy replacement of PTFE or FKM seals during routine maintenance.
Q4: Can this valve withstand freezing temperatures?
A4: By utilizing low-friction PTFE seals, the ZCHX-IV resists “sticking” in cold climates, ensuring reliable operation year-round.
Q5: What is the recommended cleaning procedure for the valve body?
A5: Use low-pressure steam or non-corrosive industrial solvents. Avoid abrasive materials that could score the precision-machined seating surfaces.
