ID 10, 16 and 40. All-metal angle valves with patented VATRING sealing system. Used as isolation valves in UHV and extreme UHV systems. Available with manual actuator (hexagon head) ID16 and 40, double acting pneumatic actuator or spring closing actuator. The manual closing movement ends at a mechanical stop; no torque wrench needed. Bakeable to 450°C in the open position and to 350°C in the closed position (DN10 max. 250°C). High conductance. Radiation resistant.