Integrated Valve Manufacturing Intelligent Fluid Control Solutions Since 1987.Empowering Global HVAC, Liquid Cooling, Water Treatment, and Petrochemical Infrastructure.
Established in 1987,Hebei Diefei Valve Co., Ltd. is a leading full-chain valve manufacturer and a key member of the China Valve Industry Association. Located in the Ningjin Economic Technological Development Zone, Hebei Province, our state-of-the-art facility covers52,000 square meterswith 165 skilled employees, including 35 dedicated R D and technical engineers.With nearly four decades of expertise, we cover every stage of production—from raw material casting and precision machining to assembly and automated pressure testing. In 1995, Diefei successfully established a joint venture with theU.S. Crane Company , cementing our advanced manufacturing standards, global technology cooperation, and international quality management.
Hebei Diefei Valve Co., Ltd.is a professional manufacturer and global supplier of high-quality industrial valves, based in Hebei, China. Backed by mature engineering technology, rich steel resources, and anISO9001-certifiedquality management system, we deliver durable, high-precision valve solutions worldwide.
ABOUT DIEFEI VALVES
Our primary product portfolio includesButterfly Valves, Gate Valves, Globe Valves, Check Valves, Ball Valves, Strainers, Air Release Valves, and Rubber Joints . Engineered to meet stringent global standards includingGB, ISO, ANSI, DIN, BS, JIS, and ASour products are widely utilized in water treatment, metallurgy, chemical, power, and fire protection industries across North America, Europe, and Asia.
Driven by a commitment to uncompromising quality, factory-direct competitiveness, and reliable performance, Diefei Valve is your trusted partner for industrial fluid control.
We specialize in providing high-performance low-to-medium pressure fluid control solutions tailored to global standards:
Integrated Production Lines
We operate three dedicated production lines forWater Treatment ,Petrochemical , andIndustrial Refrigeration/HVAC Fluorine Systems , equipped with physical/chemical testing labs and sophisticated quality inspection equipment.
Extensive Product Range
Over 10 major series and 500+ specifications, including Resilient Seated Butterfly Valves, High-Performance Butterfly Valves (HPV), Metal Seated Butterfly Valves, Gate Valves, Globe Valves, Ball Valves, Strainers, and Rubber Joints.
Next-Gen Liquid Cooling Solutions
Purpose-engineered forData Center Liquid Cooling CDU Systems . Featuring low flow resistance, minimal pressure drop, and exceptional efficiency, our smart liquid cooling valves integrate IoT capabilities for real-time remote monitoring and digital management.
Certified Excellence
ISO 9001, ISO 14001, and ISO 45001 certified, alongside Special Equipment Manufacturing Licenses and European UnionCE Certification .
Professional Certificates
We firmly adheres to the concept of compliance, ensuring every product is reliable and safe to use.
NSF372
NSF61
ISO45001
ISO14000
ISO9001
GBT19001-2023
CE
Global Footprint & Trust Badges
Holding self-operated import and export rights, Diefei Valve delivers engineered reliability across the Americas, Europe, and Asia, serving customers in over 50 countries including theUSA, Canada, Germany, Italy, Spain, Brazil, and Taiwan .
Our exceptional quality has earned the trust of global industry leaders and Fortune 500 enterprises, includingPetroChina, Sinopec, Saint-Gobain, Haier, Midea, McQuay (Daikin), Broad Air Conditioning, TBEA, and North China Pharmaceutical . Furthermore, our specialized liquid cooling valves are successfully deployed in national supercomputing and cloud computing centers worldwide.
Need Custom Valve Solutions or Best Wholesale Quotation?
Guided by our core principle of "Quality First, Customer Supreme," Diefei Valve remains committed to technological innovation and continuous product evolution. In line with global carbon neutrality and eco-friendly energy goals, we actively develop green, high-efficiency, and low-energy fluid control systems.
We welcome global OEMs, distributors, and project contractors to partner with us for custom OEM/ODM engineering, competitive factory-direct pricing, and uncompromised quality assurance.
