PTFE/PFA Lined

Series 42: wafer body

Series 43: lug body

Valve type

Centric design, ptfe seated, ptfe lined disc butterfly valve

Design & mfg

Api 609 cat a / en 593

Inspection & test

Api 598 / en 12266 -1

Size range

Dn 50 – dn 300 (2″ to 12″)

Pressure rating

10 bar/ 150 psi

Temp range

(-) 25°c to 200°c

Body matl

Cast iron / ductile  iron/cf8m

Disc matl

Cf8m or a747 (cb7cu)-17-4 ph, with ptfe or pfa lining

Stem matl

Cf8m or a747 (cb7cu)-17-4 ph, integral with disc

Seat matl

Ptfe or pfa with viton/epdm/silicone back up ring

Operation

Hand lever/ gear box/ pneumatic or  electric actr