Key High Vacuum Products Inc.'s manual and pneumatic stainless steel in-line and angle valves are high-conductance valves designed for high-vacuum and ultrahigh vacuum systems, where pressures are as low as 10-10 Torr.
The stainless steel valves have stainless steel-welded bellow with replaceable bellows assemblies. Valve sizes range from ¾ in to 3 in. Pneumatic versions are fail-safe in normally closed position and are mountable in any position.
The stainless steel valves are assembled with viton seals and are leak tight. Users have a choice of standard tube end, "O" ring, ASA, conflate, ISO, or KF flanges.
Key High Vacuum Products Inc., keyhigh.com