Integrally forged, one piece double block or double block and bleed Keyblok assemblies for primary isolation of pressure take-offs, where the valve is mounted directly to the vessel or process pipe
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TESCOM™ Anderson Greenwood Instrumentation Models F66/F73/F73K Primary Isolation
Features
- One-piece forged body combines a compact design with strength and reduced potential leak paths compared to conventional designs.
- Flanged inlet connections available in a choice of sizes and ratings to suit each application.
- Primary isolation ball valves are precision machined and super finished for high performance pressure and temperature ratings. Designed to be fire safe and anti-static.
- Heavy duty needle type globe valve, ensuring bubble-tight shut-off on venting or isolation service.
- Outside screw and yoke (OS&Y) needle type globe valve with investment cast yoke and bolted bonnet provides high mechanical strength and reliability on primary isolation and venting services.
- Firesafe design to meet API 607, BS6755 Part 2 (optional).
