Lift check valve to ANSI/ASME with threaded sockets (NPT), butt weld ends (BW) or socket weld ends (SW) or integral flange (Class 150 – 600), Trim 8 (Stellite/13 % chrome steel), with bolted cover (Class 150 – 800) or welded cover (Class 1500/2500/4500), spring-loaded check disc, available in carbon steel, low-alloy steel and stainless steel.
Benefits
- Long service life and high functional reliability
- Hard-faced body seat made of wear-resistant and corrosion-resistant 13 % chrome steel or Stellite.
- Additional features ensure safe sealing to atmosphere:
- 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.
- Reliable, tight shut-off
- Zero leakage thanks to perfect contact at seat/disc interface.