Pressure Relief Valves
Pressure relief valves to protect piping and vessels from overpressure.
Overview
Pressure relief valves that protect piping, vessels, and equipment from overpressure conditions by opening at a set pressure. We source units matched to your system's set-pressure and relief-capacity requirement.
Features
Spring-loaded direct-acting or pilot-operated designs
Set pressure adjustable or factory pre-set on request
Flanged or screwed connections to suit system design
Applications
Technical Information
Design
Valve sizes
DN15–DN200 (½"–8")
Connection
Flanged or screwed inlet/outlet
Performance
Set pressure range
Up to approx. 400 bar, application-dependent
Relief capacity
Sized per system relief-capacity calculation
Materials
Body material
Carbon steel, stainless steel, or bronze
Spring/seat material
Stainless steel spring, PTFE or metal seat options
Standards
Typically specified to API 526 for flanged steel pressure relief valve sizing
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