HONGON: Your Premier Manufacturer of Chemical Industry Butterfly Valves

 When your process involves handling lethal chemicals, high-temperature reactants, or abrasive catalysts, you need a valve manufacturer that understands the stakes. HONGON (Shanghai Hongon Machinery Technology Co., Ltd.)​ is a leading chemical industry butterfly valve manufacturer​ based in Shanghai, China, serving the global market since 2007.

We understand that in the chemical sector, there is no room for compromise. That’s why we have built our manufacturing process around the principles of "Quality is fundamental, technology seeks development."

⚙️ Engineered for Extreme Conditions

The primary challenge in chemical processing is material compatibility. HONGON has refined our butterfly valve​ designs to tackle these extremes:
  • Metal-to-Metal Sealing:​ For processes exceeding 200°C (392°F) or involving abrasive slurries, our triple offset butterfly valves​ provide a frictionless, zero-leakage metal seal.
  • Special Alloys:​ We are experts in machining difficult materials like Monel, Inconel, and Zirconium​ for niche chemical applications.
  • Anti-Static & Blow-Out Proof Stem:​ Safety features are standard to prevent ignition risks and stem ejection in high-pressure scenarios.
  • Cryogenic Service:​ We also offer specialized valves for LNG and other cryogenic chemical services.

🏭 From Our Factory to Your Facility

HONGON is not a trader; we are a factory-direct manufacturer. This means:
  • Complete Quality Control:​ From raw material spectroscopy to final helium leak testing, every step is managed in-house.
  • Customization (OEM/ODM):​ Need a specific alloy, lining (e.g., PTFE/Teflon), or fire-safe certification? We can build it.
  • Certified Reliability:​ Our products are backed by ISO, SGS, and FAMI‑QS certifications​ and designed to meet ASME B16.34 and API 609 standards.

🛠️ Product Specifications at a Glance

Feature
Specification
Product Type​
Chemical Industry Butterfly Valve
Design​
Double Offset / Triple Offset (TOBV)
Size Range​
2" to 80" (DN50 to DN2000)
Pressure Rating​
Class 150 to Class 600 (PN10 to PN100)
Body Material​
SS316, Duplex, Hastelloy, Titanium, Alloy 20
Seat Material​
Metal Seated, PTFE, PFA, RPTFE

🤝 Partner with a Global Leader

We supply butterfly valves to chemical plants and EPC contractors in over 40 countries. When you choose HONGON, you choose a partner dedicated to your plant's safety and uptime.
🔗 Contact our experts to discuss your corrosive media challenges:​
👉 https://www.hongonvalve.com
👉 https://www.hongonvalve.com/shop/

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