Special Control Valves for Critical Service

Custom-engineered process valves built for the world's harshest media — high temperature, high pressure, corrosion, abrasion, crystallization and cryogenic service.

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20+
Years Experience
16
Patents
-196°C
Cryogenic Service
45 MPa
High Pressure
About PHS Valve

A Professional Control Valve Manufacturer

Chongqing Puhuis Valve Manufacturing Co., Ltd. is a specialized enterprise integrating the design, manufacture, sales, installation and service of control valves. We are ISO 9001:2015 certified and operate at a leading level in the research, application and development of control valves.

Our general manager has over 20 years of experience in control valve design and manufacturing. We hold 3 invention patents and 13 utility model patents, serving complex and difficult working conditions worldwide.

    Why choose us

    We provide world-advanced control valves on par with the world's leading international brands, covering single-seat, double-seat, cage, angle, three-way, diaphragm, butterfly, ball and eccentric valves — nine structures for every process need.

    After-sales: on-site within 12 hours in-province and 24–48 hours out-of-province. For overseas customers: emergency contact within 12 hours and a repair plan within 48 hours, with remote guidance for fast resolution.

    Our Products

    Control Valves & Actuators

    A selection of our engineered valve families for severe service.

    Multi-turn Pneumatic Actuators

    Compressed-air driven, planetary-gear actuators for gate valves and rotary service.

    O-type Ball Valves

    DN15–300, ANSI 150/300/600, JIS and PN pressure classes.

    Flue-Gas Butterfly Valves

    Anti-jamming high-temperature butterfly valves for acid-making flue gas, up to DN3600.

    Low-Noise Balanced Cage Valves

    Anti-cavitation, low-noise trim for ANSI 150–600 and high pressure classes.

    High-Pressure Single-Seat Valves

    ANSI 900/1500/2500, PN100–420, with multi-spring actuators.
    Reference Cases

    Special Valve Project Cases

    Custom-engineered control valves delivered for severe, critical and demanding service worldwide.

    Certifications & Patents

    Qualified & Reliable

    ISO 9001, SIL 3, special-equipment manufacturing license and a strong patent portfolio.

    Qualifications & Certificates
    Patents (Invention & Utility Model)
    Contact Us

    Let's Build Your Solution

    Send your valve requirements and we will reply within 24 hours.

    Address
    No.878 Baiyun Ave, Qinggang, Bishan, Chongqing, China
    Email
    lewisliu0430@gmail.com
    WhatsApp / WeChat
    +86 178 3026 8258
    Tel
    +86 178 3026 8258
    +86 186 2343 3391

    Send Us an Inquiry / Message

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