Piston Valve / 136 Bar, Screw or Socket Weld 1/2" ~ 1 1/2"

Type : Zero Leakage
Application : Steam & Thermal Oil
Pressure : 136 Bar
Temperature : 427 C
Size : 1/2" ~ 1 1/2"
Connection : Screw, Socket Weld
Body : Forged Steel

Piston Valve is used for critical application whereby leakage is not allowed. Need not to worry about lapping Disc & Seat due to scratches.
https://www.armstronginternational.com/products-systems/steam-condensate/piston-valves