Pneumatic Actuated Butterfly Valve
Pneumatic Actuated High Performance Butterfly Valve
Valve description:High performance butterfly valve, double eccentric, double offset, PTFE seat, bi-directional, cast carbon steel, wafer type
Design Standard: API 609, MSS SP 68
Body material: ASTM A216 WCB
Disc material: ASTM A351 CF8
Seat material: PTFE
Nominal diameter: 6 Inch (DN150)
Nominal class: Class 150 LB (PN20)
End connection: Wafer
Face to face: API 609
Test and inspection: API 598
Mode of operation: Pneumatic actuator
The high-performance butterfly valve features a double eccentric design with a spherical sealing surface and a single-piece flexible lip seal seat. This configuration provides reliable sealing and excellent regulating characteristics, making it ideal for applications requiring precise control. The double eccentric design ensures tight sealing performance and a long service life, enabling the valve to efficiently cut off or adjust the flow quickly.
Pneumatic Actuated High Performance Butterfly Valve-Features
Uni-Directional and Bi-Directional Options: Available based on application needs.
Seat Options: Choose from soft seats (Teflon, RPTFE, PTFE) or metal seats; seats are replaceable.
Self-Compensating: Adapts to wear and temperature changes for consistent performance.
PTFE Envelope: Seat energizer is fully isolated by a PTFE envelope for enhanced durability.
Minimized Cavities: Designed to minimize cavities and prevent the ingress of particulates.
High Performance Butterfly Valve-Specifications and materials
Size Range: DN50 to DN3200 (2 Inch to 128 Inch)
Pressure Ratings: PN10, PN16, PN25, PN40, PN63, PN100, Class 150 LB, 300 LB, 600 LB, 900 LB
Manufacturing Standards: MSS SP-68, API 609
Fire Safe Certification: API 607
Face-to-Face Dimensions: MSS SP-68, API 609 B, ISO 5752 Short
Flange Ends: ANSI B16.47
Leakage Test: MSS SP-61
Testing Standard: API 598
Design: Eccentric Double Offset Seating
Leakage: Zero leakage for soft-seated versions
Seal Options: Soft and Metal Seals
Body Materials:
Carbon Steel: ASTM A216 WCB, WCC
Low Temperature Carbon Steel: ASTM A352 LCB, A352 LCC, A352 LC1, A352 LC2
Alloy Steel Chrome Moly: ASTM A217 WC6, A217 C5, A217 WC5, A217 C12, A217 C12A, A217 WC9, 1.7335, 1.7380, 1.7362, 1.7386, 1.4903
Stainless Steel: ASTM A351 CF3, A351 CF8, A351 CF3M, A351 CF8M, A351 CF8C, 1.4301, 1.4306, 1.4401, 1.4404, 1.4550, 1.4438
Alloy 20: ASTM A351 CN7M, N08020, 1.4438
Duplex Steel 2205: ASTM A351 CD3MN, ASTM A890 2205, S31803, 1.4462
Super Duplex Stainless Steel: ASTM A351 CD4MCu, ASTM A890 5A, S32750, 1.4501; Super Duplex ASTM A182 F55, ASTM A995 CD3MWCuN, S32760
Disc Materials: ASTM A216 WCB, WCC, ASTM A352 LCB, ASTM A351 CF8M, CF3M, CF8, CF3, ASTM A890 4A, 5A, Alloy 20, Duplex Stainless Steel, Monel, Hastelloy Steel
End Types: Flange, Wafer, and Wafer Lug
Drive Modes: Manual, Worm Gear, Electric, Pneumatic
Applications: Electric, Hydraulic, Municipal Engineering, Water, Sea Water, Gas, etc.
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