Air Operated Pneumatic Angle Seat Piston Globe Y pattern valves sizes from 3/8 BSP through to 3" BSP or flange DN10 to DN80. These angle seat piston valves offer water hammer free bi-directional open/closed flow control for any air, water, oil, steam, glutinous thick liquids up to 600 centistokes, aggressive and corrosive media or environments are heat resistant up to 200ºC with duty cycles exceeding 1,000,000 operations. The compact design of the angle seat piston valve offers excellent flow in either direction for pressures from vacuum to 16 bar. The all-316 stainless steel internal construction with virgin PTFE seals offering excellent chemical compatibilityand are resistant to most acids and alkali's. Tested to the very highest standards of quality performing millions of operations, for total trust in performance and reliability in any application offering the lowest total cost of ownership (TCO) compared to any other brand.