The vacuum butterfly valve is used to put through or cut off the airflow in vacuum pipeline
Stainless steel vacuum Butterfly Valve
The vacuum butterfly valve is used to put through or cut off the airflow in vacuum pipeline. Applicable medium can be pure air and noncorrosive gases.
Working Pressure | PN10 / PN16 |
Testing Pressure | Shell: 1.5 times rated pressure, Seat: 1.1 times rated pressure. |
Working Temperature |
-10°C to 120°C |
Suitable Media | pure air and noncorrosive gases
|
Parts | Materials |
Body | stainless steel |
Disc | Nickel ductile iron / Al bronze / Stainless steel |
Seat | EPDM / NBR / VITON / PTFE |
Stem | Stainless steel / Carbon steel |
Bonnet | stainless steel |
