Conventional Reverse Flow Gas Lift Valve / Check Valves Various Apertures Optional

DLF1-1---DLF2-2(Conventional Reverse-Flow Check Valves), Max Pressure Differential 8500psi

The conventional reverse-flow check valve is of velocity type and matched with the conventional injection-pressure-operated gas lift valves. This product prevents the fluids in the tubing from entering the casing and allows the casing pressure to enter the tubing when the casing pressure is higher than the tubing pressure.

This series of reverse-flow check valves includes the 1" OD valves and the 1.5" OD valves.

Features

• Equipped with restoring spring or without restoring spring
• Various apertures for selection
• Maximum pressure differential is 8500 psi.

Technical parameters