Series AX742X
PRPLJ014

AX742X Safety Pressure Discharging Retaining Valve

A safety pressure relief and sustaining valve that discharges excess pressure to protect the system while maintaining a minimum upstream pressure.

SizeDN50 to DN600PressurePN10 / PN16BodyDiaphragm hydraulic control valve
Overview

The AX742X safety pressure discharging / retaining valve opens to relieve pressure when it exceeds a safe limit and sustains a set minimum upstream pressure under normal conditions. The hydraulically actuated main valve responds quickly to over-pressure while modulating smoothly, protecting pipelines, pumps and tanks from damaging surges.

Technical Detail

Specifications

Product Code
AX742X
Size Range
DN50 to DN600
Pressure Rating
PN10 / PN16
End Connections
Flanged
Body Material
Ductile iron, epoxy coated
Body Style
Diaphragm hydraulic control valve
Operation
Self-actuated, pilot controlled
Applications
Pressure relief and sustaining duty
Design Standard
GB/T, manufacturer standard
At a Glance

Key Features

  • Relieves excess pressure
  • Sustains minimum upstream pressure
  • Fast response to over-pressure
  • Field-adjustable setpoints
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