Material

Pressure Relief Valve
LD-351 Pressure Relief Valve

LD-351

Pressure Relief Valve


  • Heavy duty design.
  • Designed for low maintenance and relief pressure.
  • Normally closed valve with 2 seal caps for extra protection.
  • Easy to adjust by a screwdriver.
  • Factory preset to 75 PSI, adjustable up to 150 PSI.
  • Different springs available for different pressure setting requests.
  • High quality stainless steel spring.
  • 100% factory tested.

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

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Specification

Material

Valve Body: PVC, CPVC
Gasket: EPDM, FKM(FPM), NBR
Slide: PVC, CPVC
Spring: SUS 304
Thread Slide: PVC, CPVC
Inside Cap: PVC, CPVC
Outside Cap: PVC, CPVC
O-Ring: NBR, EPDM, FKM(FPM)

Standard

Thread: NPT, BSPT, NPS, BSPF
Working Pressure:
1/2" x 1/2" - 3/4" x 1/2": 75PSI - 150 PSI @ 73°F
SIZE 1/2" x 1/2" 3/4" x 1/2"
PCS/CTN 120 120

Standard

Thread: NPT, BSPT, NPS, BSPF
Working Pressure:
DN15 x DN15 - DN20 x DN15: PN5 BAR - PN10 BAR @ 22°C
SIZE DN DN15 x DN15 DN20 x DN15
d (mm) 20 x 20 25 x 20
PCS/CTN 120 120


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