Concentric Butterfly Valves

• EPDM Lined Butterfly Valve

  The NSV manual lined butterfly valve features a ductile iron (DI) body with EPDM rubber lining on the interior and disc, providing excellent sealing and resistance to water, weak acids, and...

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• Pneumatic Full Lined F4 Butterfly Valve

  The NSV pneumatic full lined F4 butterfly valve features a ductile iron (DI) body fully encapsulated with PTFE (F4) lining, ensuring zero metal exposure to the process media. This design provides...

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• Nsv Full Lined PTFE Butterfly Valve

  The NSV full lined PTFE butterfly valve features a fully encapsulated PTFE lining which covering body, disc, and seat to eliminate any metal exposure and deliver exceptional resistance to strong...

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• ASTM A351 CF8M (SS316) Full Lined Concentric Butterfly Valve

  The NSV ASTM A351 CF8M (SS316) full lined PTFE wafer-type concentric butterfly valve features a CF8M stainless steel body, with complete internal lining of high-performance PTFE, achieving zero...

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• NSV Soft Seat Butterfly Valve

  The NSV soft seat butterfly valve features a concentric disc design with a manual lever for quick operation. It has a wafer type connection and an elastomeric soft seat that ensures bi directional...

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• Pneumatic Concentric Butterfly Valve

  The NSV pneumatic concentric butterfly valve features a concentric disc design with pneumatic actuation for automatic ON/OFF control. It offers wafer, lug, or flanged end connections and ensuring...

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• JIS Pneumatic Butterfly Valve

  The NSV JIS pneumatic butterfly valve features a concentric disc design and wafer-type construction, compliant with JIS B2306 and compatible with JIS 10K/16K flange systems. It utilizes an...

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• PVDF Butterfly Valve

  This NSV large size PVDF butterfly valve is designed for highly corrosive and high-purity fluid services in chemical, pharmaceutical, food, and semiconductor industries. The valve body is made of...

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• Electro-Hydraulic DI Concentric Butterfly Valve

  The NSV electro-hydraulic DI concentric butterfly valve features a monobloc DI body (ASTM A536) with resilient seating and an integrated electro-hydraulic actuator, available in sizes from 2" to...

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• PTFE Lined Carbon Steel Butterfly Valve

  As this PTFE lined carbon steel butterfly valve(high performance butterfly valve) that designed with two pieces of body wafer type butterfly valve and a concentric disc and seat configuration to...

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• Pneumatic Cast Iron Butterfly Valve

  NSV Concentric Butterfly Valve with the advantages of good corrosion resistance, reliable seal, small unsealed moment and so on,the valve body shall be one-piece design with extended neck and a...

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• Flanged Concentric Butterfly Valve

  NSV Concentric Butterfly Valve with the advantages of good corrosion resistance, reliable seal, small unsealed moment and so on,the valve body shall be one-piece design with extended neck and a...

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