section

840M Series - Bronze Swing Check Valve

840M Series - Bronze Swing Check Valves - Metal Seated, Threaded, Sil Brazed Ends, Back Brazed Pipe Nipples - 600 PSIG Cold Working Pressure

Features

• Top Entry: This union bonnet valve can be permanently installed in the line and services from the top

• Construction: Designed to prevent back flow in cryogenic systems. Higher fluid capacity (CV) than poppet or lift check valves. Bronze

body and internals. Rugged construction for long life and minimal down time

• Sizes: ½” through 2” (15mm through 50mm)

• Ends: Threaded (FNPT), or with Sil Brazed Tube (SBT)

SCH-10, Threaded back brazed pipe nipples in 1” increments up to 6”

SCH-40, Threaded back brazed pipe nipples in 1” increments up to 6”

SCH-80, Threaded back brazed pipe nipples in 1” increments up to 6”

• Temperature Rating: -325°F to +150°F (-196°C to +65°C)

• Pressure Rating: (Cold, Non-shock)

846M Series 600 PSIG

Sizes 1½” to 2” PED Approved Per EN10204 3.1

Note: Do not use for reciprocating gas service.