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API Triple Offset Butterfly ValveFriends working on foreign-related industrial projects all know that valves must meet American standards to be worry-free. Zhengmao's American Standard Butterfly Valve is designed and produced in...read more
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Electric Triple Offset Worm Gear Operated Butterfly ValveFriends in engineering and production management all know that "ease of use" and "reliability" are indispensable in fluid control. The electric butterfly valve from Zhengmao Valves is built...read more
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API Triple Offset Lug Wafer Butterfly Valve① Main material: carbon steel, stainless steel, alloy steelread more
② Nominal diameter: NPS 2 "to NPS 36"
③ Pressure range: CL150~CL600
④ Operating... -
Wafer Multi-layered Hard-seated Butterfly Valve① Main material: carbon steel, stainless steel, alloy steelread more
② Nominal diameter: DN40 to DN2000
③ Pressure range: 1.0MPa~6.4MPa
④ Operating... -
GB Triple Offset Flanged Butterfly Valve① Main material: carbon steel, stainless steel, alloy steelread more
② Nominal diameter: DN40 to DN2000
③ Pressure range: 1.0MPa~6.4MPa
④ Operating... -
Butt-Weld-End Butterfly Valve① Main material: carbon steel, stainless steel, alloy steelread more
② Nominal diameter: DN40 to DN2000
③ Pressure range: 1.0MPa~6.4MPa
④ Operating... -
GB Flanged Butterfly ValveAnyone in the industrial fluid control business knows that choosing the right valve saves a lot of trouble in production. The national standard butterfly valve made by our Zhengmao Valves is fully...read more
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Cryogenic Butt-Weld-End Butterfly ValveAnyone in the cryogenic fluid control business knows that when it comes to environments tens of degrees below zero, ordinary valves either don’t seal tightly or crack due to freezing, which is...read more
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Centerline Wafer Butterfly ValveWhen choosing valves for engineering projects, the biggest headaches are poor adaptability and troublesome operation. The center-line butterfly valve from Zhengmao Valves is designed to solve...read more
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PTFE-lined Butterfly ValveFor those working in chemical engineering, electroplating, and other fields that deal with acids and alkalis, the biggest headache when choosing valves is corrosion. The fluorine-lined butterfly...read more
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Large Bore Pneumatic Triple Offset Butterfly ValveMasters in factory operation and maintenance, as well as fluid control, all know that if a valve responds slowly and is cumbersome to operate, it will not only delay production but also may hide...read more
Butterfly Valves. Designed specifically for the waterworks industry, Lineseal® butterfly valves offer the ruggedness and reliability required for buried service and performance. Lower head...
Large butterfly valves are used in the circulating water system of nuclear power plants. These valves are often 84-inches or larger and are of symmetric or single offset disc design. When large...
Butterfly Valves Product Overview. Flanged connections sizes 3”-144”. Mechanical joint end connections in sizes 4”- 48”. Wafer design 4" - 12". 150B and 250B AWWA classes. Seat on...
BYB Series butterfly valves are available in PVC, CPVC, PP and PVDF bodies. Discs are available in CPVC, PP and PVDF. All BYB Series have a 410 SSTL shaft. Liners are FPM,...
BTV Lined Butterfly Valves Big Max High Performance Butterfly Valves Durco Rotary Control Valves System DURCO FEATURES: High-performance, and triple-offset butterfly valves are in inventory Standard...
A butterfly valve is a valve used for flow regulation in large pipe diameters in which the disc takes the form of disk. Operation is similar to that of a ball valve. A plate or disc is positioned in...
