The IMI Thompson Valves D13K AO/AC Series is a high-pressure gland packed globe valve with a pneumatic actuator for remote operation. Designed for nuclear power, defence, aerospace, and hazardous fluid applications, it ensures secure shut-off at up to 410 bar (5945 psi) and 350°C (662°F). Featuring air-to-open and air-to-close actuation, it meets ASME B&PV Section III standards and supports various media, including steam, helium, and boric acid. Available in threaded, butt weld, socket weld, and stub pipe connections, the D13K AO/AC ensures high-integrity sealing for nuclear and process control environments.

Key features

410 bar rating

350°C max temp

Pneumatic actuation

Graphite/PTFE packing

Air-to-open/close

316L stainless steel

Threaded & welded ends