Product Name: Concentric Double Flanged Butterfly Valve
Product Figure No.: Fig. 2123
Product Size: PN16/PN25
Product Pressure: DN50~DN2000
Product Standard: ISO 5752/BS 5155/ EN 593/API 609/MSS SP-67
Flange Connection Standard: EN1092-2 PN16 ISO 7005 / ANSI B16.5 GB/T 17241
Product Features
DNV, LR Type Approval.
Available for marine, waterworks applications.
Completely sealed in both directions – EN 12266 (A Level) airtight grade.
Valve plate has a precision-machined spherical sealing surface, which has low torque and long service life.
Three self-lubricating bushings on the valve stem to prevent the valve stem from deflecting.
Can be installed in any direction.
Maintenance-free.
Non-silicon type can be selected for special industry.
Product Application
