Form A version of the shut-off valves is supplied with LH/ RH union, and Form B version with shaft for the mounting bracket, with nipple and union nut. Shut-off valves with a test connection are intended for the simultaneous connection of operating pressure measuring instruments and test connection pressure gauges to the pressure pipeline. With shut-off valves per DIN 16271, the test pivot is sealed by a lens-type sealing ring and a screw cap placed on top; with valves per DIN 16272, the test pivot is separately isolated by an additional valve spindle. Shut-off valves are silicone-free.
Features- Shut-off valve without test connection per DIN 16270 (with vent screw).
- Shut-off valve with test connection per DIN 16271 (with vent screw).
- Shut-off valve with separate isolating test connection per DIN 16272.
- Nominal pressures to 400 bar.