A complete butterfly valve range for your isolation and control applications
Our complete range of butterfly valves extends from general purpose to severe service models used for isolation and throttling applications. It includes resilient seated valves for long service life and bubble tight shutoff; high performance valves capable of temperatures from cryogenic to 1500°F (815°C) and pressures to ASME Class 1500 (PN 260); double flanged valves in sizes up to NPS 120 (DN 3000) and lined valves suitable for highly corrosive liquids, gases and slurries. With a robust construction and a high cycle life, these valves will lower your total cost of ownership.
- Keystone Series GR
- Keystone Figure 221/222/320
- Keystone Series 60
- Keystone Figure 990/920
- Keystone OptiSeal
- Keystone Figure 56
- Keystone K-LOK®
- Lined butterfly valve, Neotecha N
