For continuous operating temperatures over 200 °C (392 °F), standard polymers and elastomers are no longer suitable. In this harsh environment static and dynamic seals are built in graphite-based materials, while the trim is metal seated.
Deltaflux - Top entry| ANSI 150 to 2500 | |
| 2" to 48" (NPS 50 to NPS 1200) | |
| Bare stem, Manual (lever o gear operated), Motor operated (pneumatic, hydraulic, direct gas, gas over oil or electric actuator). | |
specifications |
API 6D, IEC 60534 |
| Electroless Nickel Plating (ENP, control element) • Chromium Carbide Coating (CCC, seats). | |
| Carbon steel (body, connectors, ball, seats, cover, top flange); Stainless steel (stem). |