Premium Gate Valves Manufacturer – Soft Seal, Hard Seal, Brass & Flanged Models | Zhejiang Haoji Fluid

As a leading gate valve manufacturer based in Yuhuan—China’s “Valve Capital”—Zhejiang Haoji Fluid Technology Co., Ltd. delivers high-performance fluid control solutions for global water, gas, HVAC, and industrial systems.

Our comprehensive gate valve portfolio includes:

  • Soft Sealing Gate Valve: Features EPDM or NBR elastomer seats for bubble-tight shut-off in clean water applications. Ideal for residential and municipal use.
  • Hard Seal Gate Valve: Metal-to-metal sealing design for high-temperature, high-pressure, or abrasive media such as steam, oil, and slurry.
  • Rising Stem Soft Sealing Gate Valve: Visual stem indication for easy operation status monitoring; excellent for above-ground installations.
  • Rising Stem Hard Seal Gate Valve: Combines durability with precise control in demanding industrial environments.
  • Non-Rising Stem Soft Sealing Gate Valve: Compact design saves space—perfect for underground vaults or confined areas.
  • Non-Rising Stem Hard Seal Gate Valve: Robust performance where stem exposure is undesirable.
  • Brass Gate Valve: Made from high-purity HPb59-1 or CW617N brass; corrosion-resistant and lead-free compliant for potable water systems.
  • Flanged Gate Valve: Designed with ANSI, DIN, or JIS flange standards for easy integration into pipeline networks.
  • Cast Steel Gate Valve: Suitable for high-pressure applications up to PN40/Class 300, commonly used in power plants and refineries.

All products are manufactured in our 30,000+ sqm facility with over 300 employees, including 30+ R&D engineers. We utilize advanced equipment from Germany, Italy, and Taiwan, and operate an international-standard testing laboratory for 100% pressure and leakage validation.

Our gate valves are certified under ISO 9001:2015, ISO 14001:2015, CE, France ACS (drinking water safety), Germany DAkkS, CQC, BSCI, and hold official Health License for Imported Water-Contact Products. Every product is insured by China Ping An Insurance for quality assurance.

Guided by our mission—“Let innovative technology and high-end quality serve every family!”—Zhejiang Haoji Fluid combines decades of copper valve expertise with modern engineering to create long-term value for customers worldwide.

Contact us today for catalog, certification documents, or sample requests. OEM/ODM supported.