Product Brand: Target Rock
A history of acting duty since the 1980s.
Target Rock direct-acting, spring-over-disc safety valves are installed in the main steam safety valve application in both pressurized water reactors and boiling water reactors since the 1980s.
All designs feature a flexible disc technology to ensure tight sealing over a wide range of plant conditions. Valves supplied with Belleville disc springs and are ASMI III and ASME QME-1 qualified. Options include a fully qualified air operator and and a position indicator.
|Size||8 in. (DN200) to 10 in (DN250)|
|Quality Class||ASME III Class 1, ASME QME-1|
|FEATURES AND BENEFITS|
|FLEX-C||Flexible disc technology|
|Belleville disc springs||Dependable and Consistent Set Pressure|
Flexible disc technology
For applications requiring both a safety and relief functionality, Target Rock has a complete pneumatic piston actuator system fully certified to the latest qualification standards for use inside containments.
All designs feature a flexible disc technology to ensure tight sealing over a wide range of plant conditions. Our latest designs utilize advanced Belleville spring technology to provide accurate and highly repeatable set pressure performance.
- Main steam safety valve
- Main steam safety relief valve