Harwood Engineering Company Datasheets for Pressure Relief Valves

Pressure relief valves are self-actuated safety valves designed to relieve excess pressure upstream from the line.
Pressure Relief Valves: Learn more

Product Name Notes
Release Valve -- D-2454-12H
Release Valve -- D-2454-4L
Release Valve -- D-2454-5M
Release Valve -- D-2454-6L
Release Valve -- D-2454-8L
Features Service for liquids and gases for pressures up to 200,000 psi. Hydraulically-operated. Replaceable seat and packings. Hydraulic control pressure of 1,000-1,500 psi. Hydraulic control ports are ¼NPT. Options Stainless...