Material

Double Union Ball Check Valve
LD-812 Double Union Ball Check Valve

LD-812 (PA)

Double Union Ball Check Valve


  • Rapid closure helps to eliminate sudden back-flow water hammer.
  • Reliable back-flow prevention when installed vertically or horizontally. (Minimal back pressure is required to seal completely)
  • Minimum back flow head pressure: 1.5 psi.
  • Double union design permits removal of valve body for service and maintenance.
  • Quick and easy disassembly without the use of special tools.

Please contact us for Flow Rate, CV Value, Working Pressure/Temperature, Pressure Loss, and other technical information.

Specification

Material

Body: PA
Ball: PA
O-ring: NBR, EPDM, FKM
Nut: PA
Gasket Holder: PA
Gasket: NBR, EPDM, FKM(FPM)
End Connector: PA

Standard

Socket: ASTM, JIS, BS, NTP
Thread: NPT, BSPT, NPS, BSPF
Working Pressure:
1/2" - 2": 235 PSI @ 73°F
2-1/2" - 3": 150 PSI @ 73°F
SIZE 1/2"3/4"1"1-1/4"1-1/2"2"2-1/2"3"
PCS/CTN 120 90 48 32 24 16 6 6
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