Globe valve to ANSI/ASME with NPT (F) threaded ends or socket weld ends, or integral flange (Class 150 – 600) with bolted bonnet (Class 150 – 800) or welded bonnet (Class 1500/2500/4500), outside screw and yoke, Stellite hard-faced body seat, disc seating face made of Stellite hard-faced 13 % chrome steel, with graphite gaskets and gland packing. Available in carbon steel, low-alloy steel and stainless steel.
Benefits
- Long service life and high functional reliability
- Two-piece self-aligning gland ensures even compression of packing rings.
- Hard-faced body seat made of wear-resistant and corrosion-resistant 13 % chrome steel or Stellite.
- Inconel-reinforced braided packing end rings offer smooth wiping action and prevent extrusion of graphite.
- Burnished stem and smooth stuffing box surfaces extend the service life of the gland packing.
- Additional features ensure safe sealing to atmosphere:
- Additional safety and blow-out protection by standard back seat.
- Fully confined cover gasket with controlled compression ensures leak-proof joint.
- Welded body/cover joint provides added safety at high operating pressures and operating temperatures.
- Die-formed endless graphite packing rings reliably seal the stem passage.
- Reliable, tight shut-off
- Zero leakage thanks to perfect contact at seat/disc interface.