Pressure Relief Valve in Class III Piping System

General description of the product

Pressure relief valve in class III piping system as defined by IACS UR P2.2 Rev.4 intended to the valves in class III pipelines systems which automatically, without the assistance of any energy other than that of the fluid concerned, discharges a quantity of the fluid so as to prevent a settled safe pressure being exceeded, and which is designed to re-close and prevent further flow of fluid after normal pressure conditions of service have been restored.

Document Type Version Application Date Current Version
Pressure Relief Valve in Class III Piping System Requirement 0.0 2019-07-01 No