产品特点：We supply double offset high-performance butterfly valves compliant with API 609 standards. Made from cast bronze ASTM B148 C95800, these 8-inch valves feature a Class 150 LB rating, bi-directional flow capability, and a wafer design with PTFE seating for reliable, high-performance sealing in various applications.
产品说明：Double Offset High Performance Butterfly Valve

Valve description: High performance Butterfly valve, double eccentric, double offset, PTFE seat, bi-directional, cast bronze, lug type
Design Standard: MSS SP-68, API 609
Body material: ASTM B148 C95800
Disc material: ASTM B148 C95800
Seat Material: PTFE
Nominal diameter: 8 Inch (DN200)
Nominal class: Class 150 LB (PN20)
Face to face: API 609
Test and inspection: API 598
Mode of operation: Gear
End connection: Wafer

The high-performance butterfly valve features a double eccentric design with a spherical sealing surface and a single-piece flexible lip seal seat. It is suitable for applications requiring reliable sealing and good regulating characteristics. The double eccentric design ensures excellent sealing performance and a long service life, making it ideal for quickly cutting off or adjusting the flow.

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.
PTFE Envelope: Seat energizer is fully isolated by a PTFE envelope.
Minimized Cavities: Designed to avoid the ingress of particulates.