UHV Gate Valve from VAT^®, Stainless Steel

These stainless steel gate valves from VAT^® for UHV up to 10^-10 mbar are metallically sealed and bakeable in the valve head.
Only the valve plate is FPM-sealed. The manual drive is handwheel actuated up to DN 50, and crank actuated in DN 63 and larger.

• Pressure ranges:
  16-50 CF: 10^-10 mbar to 2 bar;
  63-200 CF: 10^-10 mbar to 1.6 bar;
  250 CF: 10^-10 mbar to 1.2 bar
• Differential opening pressure: < 30 mbar
• Leakage rate: Internal: <10^-9 mbar l/s; external: < 5 x 10^-10 mbar l/s
• Bakeout rate: Up to 50°/h
• Temperature range: Open: 250 °C; closed: 200 °C; pneumatics: 200 °C
• Cycles to first maintenance: 50,000
• Seals: Valve plate: FPM; head: Metallic; drive: Bellows-sealed
• Without position sender, without control valve
• Options: Position sender, control valve, additional KF ports (e.g. for bypass)