Double Flanged Butterfly Valve Dn 800 Pn 10 A216 WCB Body CF8M Disc

Standards
Design and Manufacture: API609
Face to Face: ANSI B16.10
Flanged EndsANSI B16.5, ANSI B16.47 A Series & B Series
Inspection and Test: API598

Features
With laminated seat ring:Zero leakage sealing in bi-directional(As per DIN Class I or ANSI Class V)
With massive seat ring:Bi-directional tight seating(As per ANSI Class V)
Be excellent for isolation and control of gases and liquids
Having long service life with welded-in stainless steel or stellited body seat.
No friction,wear and galling in the seat(compression only)
Be easily replaceable and adjustable seal ring
Be applicable to harsh working condition such as high temperature,high pressure and corrosive conditions
Self-compensating for process temperature variances
Low operation torque and reliable seated torque
Inherent fire-safe design.