Sanitary Constant Pressure Valve with Supercharger, 174psi (12bar)

Reference: SV-8S
Sizes available: 1"-2 1/2" (DN25, DN65)
End connections: butt-welded, tri-clamp, threaded
Body material: AISI 316L (1.4404)
Seal material: EPDM+PTFE (FDA177.2600)
Max. working pressure: 174 psi (12 bar) with Supercharger
Temperature range: 14°F to 302°F (-10℃ to 150℃)
Surface Finish: internal finished Ra≤25µin (0.6µm), external sand blast
Operation: compressed air


SIMPLE SV-8S series is a sanitary constant back pressure relief valve with a supercharger for max. 174psi (12bar) rating. It can ensure a stable pressure at the outlet or inlet. There are V type (inlet constant pressure) and A type (outlet constant pressure) to choose from.

● V type (inlet constant pressure): maintain constant pressure at the valve inlet. Such design is specially applied at the back of the heat exchanger. It is used as a safety valve.
● A type (outlet constant pressure): maintain constant pressure at the outlet. Such design is used as the front of the filling machine and bottle filling machine.

V Type (Inlet Constant)

V type (inlet constant pressure)

A Type (Outlet Constant)

A type (outlet constant pressure)


Body Material AISI 316L (1.4404)
Seal Material EPDM+PTFE (FDA177.2600)
Max. Working Pressure 174 psi (12 bar) with Supercheuger 
Working Temperature 14°F to 302°F (-10℃to 150℃)
Internal Finish Ra 16 ~ 32µin (0.4 ~ 0.8µm), Ra 25µin as default.
External Finish Sand blast
End Connections butt-welded, tri-clamp, threaded
Operation compressed air



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