شیر پروانه ای اهرم دار پلاستیکی Praher Plastics Austria GmbH

Body: wafer

Function: isolation

Function: transport

Material: cast iron

Media: for firefighting foam

Media: for gas

Media: for wastewater

Operation: lever

Operation: worm gear

Body: lug type

Function: shut-off

Material: rubber

Media: for steam

Operation: lever

Function: shut-off

Material: stainless steel

Media: for chemicals

Media: for liquids

Operation: manual

Operation: pneumatically-actuated