Bi-directional, zero leakage shut-off, suitable for extremes of pressure and temperature
Features :
- Torque-generated resilient metal seal provides zero leakage performance (API 598 resilient seated)
- Quarter turn, triple offset geometry achieves non-rubbing design
- Hardfaced, integral metal seating
- All-metal construction gives inherent fire safety
- Blow-out proof stem, retained both externally and internally
- Suitable for cryogenic and high temperature services
- Design codes - ASME & EN
Technical Data :
- Pressure class - ASME 150 to 1500, PN 10 to 160
- Sizes - Dn 80-2800 (nPs 3-112)
- temperature range - -254oC to +815oC
Materials :
- Body and disc - Carbon, stainless and duplex steels, aluminum bronze
- Seat - all-metallic, stellite other materials on request