Gate valves are primarily used to enable or prevent a fluid medium to flow (i.e. ON / OFF control). A fully open gate valve results in no obstruction to the flow path, thus allowing for very low friction losses.
FACTS GATE VALVES
Threaded and flanged gate valve designs
Depending on gate valve design, suitable for water and liquids with abrasive particles, saturated steam, oil, air and gas
Flanged gate valve features slider vulcanized with rubber to guarantee tight shut-off