Name: ASTM A351 CF3M Butterfly Valve.
Size: DN50-DN4000.
Body, disc: Austenitic Stainless Steel ASTM A351 CF3M.
Valve stem: SS 304 or SS 316L.
Working pressure: PN10-PN40.
End: Flange.
Applicable temperature: ≤200℃ or ≤425℃.
Butterfly sealing surface: 304+PTFE.
Filler: PTFE.