Products — 06 / 10
Butterfly Valves
Wafer and lug, lever or gear operated, to 600NB.
BS 5155API 609IS 13095AWWA C504
Size range
50–600 NB
Pressure class
PN10 / PN16
End connections
Wafer · Lug · Flange End
Built for the job
01
Split-body compact design for open/close cycling with very low torque.
02
100% bi-directional tight shut-off; universal body drilling to ANSI, BS, DIN, IS, JIS.
03
Replaceable moulded rubber seat — nitrile, EPDM, hypalon, silicone, viton or neoprene.
04
Manual gear, pneumatic or electric actuation; neck flange to ISO 5211.
05
PTFE lining available for corrosive media; offset-disc design above 350NB.
06
Centrally mounted disc, shaft and bearings for a higher Cv and smoother flow.
Specification matrix
Size range
50–600 NB
Pressure class
PN10 / PN16
End connections
Wafer · Lug · Flange End
Standards & codes
BS 5155 · API 609 · IS 13095 · AWWA C504
Body
CI · SG iron · WCB · CF8 · CF8M
Seat
Elastomer or PTFE-lined
Where it's used
Chemical · Sugar · Pharmaceutical · Food & milk · Water / compressed air · HVAC
Technical drawings
Fig. 06.1
Cutaway with part callouts
Fig. 06.2
Available configurations
