Stainless steel vacuum Butterfly Valve

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