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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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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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Triple Offset Wafer Butterfly ValveAnyone in the pipeline engineering business knows that some spaces are too narrow for large valves to fit in—and our Zhengmao wafer butterfly valve is specifically designed to solve this problem....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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Lug-Type Butterfly ValveFriends engaged in engineering and fluid system management all know that a valve should not only control flow but also be easy to install and durable. The lug-type butterfly valve from Zhengmao...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
WebThanks to four offset construction and state of the. art manufacturing technology, Quadax® valves offer. 100% compliance even with the highest tightness. requirements. The innovative design...
WebSep 12, 2019 · Double offset butterfly valves have the following major components: Body, Seat, Seat retainer, Disc, Shaft, Shaft packing, Operator, and Bearings or bushings. Body Types...
WebA butterfly valve is a rotary valve (quarter turn valve) using a disc as the closure member. Butterfly valves can be either symmetric or eccentric (=offset), the latter referring to the stem being...
Web4 Offset Butterfly Valve (Co-ax) We offer a new generation of butterfly valves-Quadax series from M/S Muller Co-ax Ag. The unique and patented design, a Quadraple (four offset) and a new...
WebThe NIBCO® ductile iron butterfly valve is designed specifically to meet the rigorous requirements of automatic sprinkler systems. The EPDM encapsulated ductile iron disc...
Web95 products. Butterfly valves isolate fluid flows for throttle control and have a disk-shaped closing mechanism for fluid shutoff through an actuator visible on the outside of the...
