
Premium Ductile Iron Flow Control Valve for Efficient Regulation. Patented Low Head Loss Design: Optimized orifice plate design (d=0.8D) reduces head loss by approximately 50% compared to standard valves. Precise Flow Regulation: Self-regulating mechanism maintains set outlet flow regardless of inlet flow or pressure fluctuations. Automatic Backflow Prevention: Main valve automatically closes when downstream pressure exceeds upstream pressure to prevent reverse flow. Wide Color Customization: Color is fully customizable to meet specific client requirements. Comprehensive Certifications: Certified with GS, RoHS, CE, ISO9001, and Acs standards for global compliance. High-Quality Materials: Constructed from durable Ductile Iron, Stainless Steel, and Cast Steel for long-term reliability. Flexible Customization Options: Offers full customization, minor customization, and flexible options based on samples or designs. Reliable Flange Connection: Complies with GB/T 17241.6 standard ensuring secure and leak-proof flange connections.