840 Series - Bronze Swing Check Valve
For Cryogenic Service including 846M
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)
840 Series 400 PSIG
846M Series 600 PSIG
Sizes 1½” to 2” PED Approved Per EN10204 3.1
Note: Do not use for reciprocating gas service.
