HARTMANN VALVES of the AST series are designed for use as high-pressure valves. Their unique all-metal sealing system makes them equally suitable as reliable sealing globe valves for liquids and gaseous media with solid particle components.

Valve bodies with trunnion-mounted ball and fixed ball
Two or three-piece construction
High/low temperature applications (-200°C to 750°C)
Bidirectional sealing class VI, regardless of flow direction
Valve pressure application range: DN50-450 (2″-18″) PN420 (ANSI 2500)

DN500-700 (20″-28″) PN250 (ANSI 1500)

DN1000 (40″) PN150 (ANSI 900)