The Q-Check 3-Way valve provides an economical solution to converging or diverging applications. The utilization of this proven design is both simple and reliable.

SIZE / PRESSURE RANGE

  • 1/2″ thru’ 12″ for ANSI 150# – 600#.
  • 1/2″ thru’ 10″ for ANSI 900# – 1500#.
  • 1/2″ thru’ 4″ for ANSI 2500#.

END CONNECTIONS

  • Separable flange.
    • 1/2″ thru’ 4″, class 150 thru’ 600.
    • 6″ thru’ 8″, class 300 and 600.
  • Integral flanges all sizes.
  • Screwed / threaded.
  • Socket weld and butt weld.
  • Hub and clamp designs.

BONNET DESIGNS

  • Standard.
  • Extensions.
  • Cold Box.
  • Bellows seal.

PACKING DESIGNS

  • Teflon and Teflong Glass-filled.
  • Graphite and Grafoil.

TRIM CHARACTERISTICS

  • Linear.

TRIM DESIGNS

  • Standard and unbalanced.
  • Metal to metal and soft seating.
  • Clamped in seat, quick change.
  • Full and reduced area trim.

LEAKAGE CLASSIFICATION

  • Standard ANSI / FCI 70-2, Class IV.
  • Bubble-tight ANSI / FCI 70-2 Class VI.

MATERIALS OF CONSTRUCTION

  • Bodies
    • Carbon steel, stainless steel, chrome-molybdenum, Monel, Hastelloy B & C, Alloy 20, Titanium and many other cast or forged materials.
  • Trims
    • 316, 304, 347, 416, 17-4 and 440C stainless steel, Monel, Hastelloy B & C, Alloy 20, Titanium plus others.
    • Hard facings including Stellite, Colmonoy and DHS on trim components.

ACTUATORS

  • Double acting spring cylinder. 
  • Manual handwheels.
  • Electric and hydraulic.

POSITIONERS

  • Pneumatic single and double acting.
  • Standard I/P single and double acting.
  • Smart single and double acting.