Single-acting needle control valves for an accurate control of the fluid in one direction and free passage in the opposite direction.
Suitable for application with air, gas and liquids in general. Same basic characteristics as the FT 257 series: full shut off via metal seal; simple setting of flow rates; secure against accidental needle withdrawal; secure needle position with locking screw inserted in the handwheel; provisions for panel mounting, for which special lock nut (G) is supplied (on request only).
Materials:
Body: OT 58 - UNI 5705
Nickel plated.
Needle: X 10 Cr Ni S 1809 - UNI 6900.
O-ring: Nitrile.
Antiextrusion ring PTFE.
Handwheel: ma GD - Al Si 12 UNI 5706 aluminium.
Single-acting needle control valves for an accurate control of the fluid in one direction and free passage in the opposite direction.
Suitable for application with air, gas and liquids in general. Same basic characteristics as the FT 257 series: full shut off via metal seal; simple setting of flow rates; secure against accidental needle withdrawal; secure needle position with locking screw inserted in the handwheel; provisions for panel mounting, for which special lock nut (G) is supplied (on request only).
Materials:
Body: OT 58 - UNI 5705
Nickel plated.
Needle: X 10 Cr Ni S 1809 - UNI 6900.
O-ring: Nitrile.
Antiextrusion ring PTFE.
Handwheel: ma GD - Al Si 12 UNI 5706 aluminium.