HIGH PERFORMANCE BUTTERFLY VALVES - MODEL SLHBF & SLHBFFS
Australian Pipeline Valve - Installation, Operation and Maintenance Manual
16
6.4.1 Seating Styles
METAL TO METAL SEAT (FLEXIBLE FLO-SEAL STYLE)
(FLEXIBLE LIP STYLE)
(SOLID ENERGISED STYLE)
Energised
metal seat
Flexible
secondary
metal seat
Seat
retainer
Gasket
Disc closed
Body
Pressure
Body
Retainer
Metal
seat
Disc closed
Disc closed
Gasket
Pressure
Preferential Installation
Direction
Preferential Installation
Direction
Disc
Body
Seat
Retainer
Plate
Seat
SS316
FIRESAFE SOFT SEAT (ENERGISED FLO-SEAL STYLE)
Firesafe
metal lip seal
O-ring core
Deep anchor
seat tail
Gasket
Disc open
Pressure
Resilient
seat
Disc closed
Disc closed
Disc closed
Seat
retainer
Body
Pressure
Preferential Installation
Direction
SOFT SEAT (ENERGISED FLO-SEAL STYLE)
Disc closed
Disc open
Body
Disc closed
Disc closed
Pressure
Pressure
Deep anchor
seat tail
Seat
retainer
O-ring core
Resilient
seat
Preferential Installation
Direction