Model 600-DA - Steam Safety Valve

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.

General Specifications:
Size	8 in. (DN200) to 10 in (DN250)
Quality Class	ASME III Class 1, ASME QME-1

Key Features

Features and Benefits
Features	Benefit
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.