Semiconductor Industry


   

Metal Seated 1/4 Inch Diaphragm Valve

Series AP 3200 & 3260

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Features:
  • Vacuum to 125 psig (9 bar)
  • Stainless steel 316L VAR secondary remelt
  • All metal wetted parts for increased compatibility with ClF3 and F2
  • 15 µin. surface finish (10, 7 and 5 µin. opt)
  • Cleaned, assembled and packaged for high purity semiconductor applications
  • AP 3200 = Air actuated NC (normally closed)
  • AP 3260 = Manual, multi turn
  • All metal, no wetted plastic or polymer
Operating Parameters - all valves:
Inlet pressurevacuum to 125 psig (9 bar)
Outlet pressurevacuum to inlet pressure
Proof pressure1,000 psig (69 bar)
Burst pressure8,000 psig (552 bar)

Other Parameters - all valves:
Inlet /outlet connectors1/4 or 3/8 inch face seal or tube weld
Flow coefficient (Cv)0.27, XT = 0.7
Internal volume0.06 in3 (1.07 cm3)
Operating temperature-40° to +212°F (-40° to +100°C)
Surface finish15 µin. (0.4 µm) Ra max standard;
10 µin (0.25 µm); 7 µin (0.18 µm); and 5 µin (0.13 µm) optional
Inboard leakage2 x 10-10 sccs
Outboard leakage2 x 10-9 sccs He at 125 psig
Leakage across seat1 x 10-6 sccs He at 125 psig inlet pressure

Other Parameters - AP 3200:
Actuation port1/8 inch NPT, top port
Actuation pressure70 – 110 psig (4.8 – 8.3 bar)
StatusNormally closed (NC)



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