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Ductile Iron Wafer Butterfly Valve D71X-16Q-NBR: Reduces installation space by 35%, supports -10°C–120°C media (water, oil, acid), PN16 rated. Trusted by 500+ HVAC, pharma & municipal engineers. Request Technical Demo.
PTFE Sealing Ring Control Valve: Stainless steel body, aluminum handwheel, 40% longer seal life vs. EPDM. Certified ISO 9001 & CE. Trusted by 300+ industrial OEMs. Request Technical Demo.
D371X-20Q wafer-type butterfly valve with worm gear actuator—2.5MPa pressure rating, -20°C–150°C range, EPDM/NBR sealing. Trusted by 500+ industrial plants. Request technical demo & spec sheet.
D641X-10/16Q ductile iron pneumatic butterfly valve: 40% faster actuation (<1s), PN16, -20°C–120°C, EPDM/PTFE seal. CE/ISO9001/14001/45001 certified. Trusted by 300+ water & chemical plants. Request Technical Demo.
D671X-16Q ductile iron pneumatic wafer butterfly valve: 40% faster installation vs flange type, 18-month warranty, ISO9001/CE certified. Trusted by 300+ water & HVAC OEMs. Request technical demo or spec sheet.
Wafer-type Butterfly Valve D341X-10/16 delivers zero-leak sealing (EPDM/PTFE), 40% space savings vs flanged valves, and 18-month warranty. CE, ISO9001/14001/45001 certified. Trusted by 500+ water infrastructure projects. Request Technical Demo.
Grooved Signal Worm Gear Butterfly Valve SFD381X-25Q delivers real-time on/off signal feedback, 3× faster installation vs flange, and 2.5MPa locking stability. CE/ISO9001/14001/45001 certified. Trusted by 500+ water & industrial OEMs. Request Technical Demo.
Grooved Worm Gear Butterfly Valve D381X-25Q delivers 40% faster installation vs flanged valves, 2.5MPa pressure rating, ductile iron QT450 body, -10°C–120°C range. CE/ISO9001/14001/45001 certified. Trusted by 500+ water & fire protection engineers. Request Technical Demo.
Foshan Tangzheng Pipe Fittings Co., Ltd. provides premium gate, globe, ball & control valves for petrochemical, power & HVAC industries. 30+ years expertise, 18-month warranty, 24/7 technical support. Request a custom solution today.
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