On-Of valve for a Finnish customer with SIL2 approval

On-of valve – Main steam valve to red. valve

Valve Body Design Globe Type

Valve Body made from forged material

Inlet

BWE Ø219,1 * 14,2

Material X10CrMoVNb9-1 (1.4903)

Outlet

BWE Ø219,1 * 14,2

Material X10CrMoVNb9-1 (1.4903)

Designparameter

Inlet PS= 110bar TS= 525°C

Outlet PS= 110bar TS= 525°C

Flow direction: Flow to close

Seat: Ø200mm

Hub: 70mm

Characteristic : On/Off

Tight-closing cone

Pressure-relieved version

Installation position:

 – Spindle vertical

Material internal Parts:

Stem: X6NiCrTiMoVB25-15-2 (1.4980)

Cone: X22CrMoV12-1 (1.4923)

Seat X10CrMoVNb9-1 (1.4903)

Hard faxed Stellite 21

Gaskets Pure Graphite

pneumatical actuator

Fabricate AAS HOCK

Type: 2116-1200-100-OH-FS

Air opens, spring closes

(reverse acting)

incl. Manometer. (0-6 bar)

Solenoid Valve: 2 pieces 3/2-way solenoid valves 230V 50Hz

Air filter regulator: VFR 43M

Fail safe function: Quick close

SIL2 for actuator combination including possible solenoid valves