Lift Check Valve

Extraction non return valve also named as quick close non return valve which installed on the pipeline of steam turbine hgih pressure cylinder exhaust or each exhaust ID to protect turbine set from load shedding or opertaion failure. Extraction quick closing check valve installed in the main turbine extraction steam piping, steam turbine emergency shut-off when this valve to prevent steam and condensate piping systems back cause damage to the turbine . Reliable cutoff pipeline protection system security. Extraction non return valve we provided with swing disc check valve type and operated by pneumatic actuator. The valve will be quick colsed by pneumtic actuator when emergency happened within 0.5 second. Valve size is from 4" to 48" matching with pressure from class 150 to class 2500.