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.