rupture member

rupture member

Any safety device which will rupture automatically at a predetermined pressure.
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the back pressure) during full flow at the relief device's rated condition to no more than 15% of the set (gauge) pressure for conventional relief valves, 25% of set pressure for balanced relief valves and 50% for rupture members, fusible plugs and pilot-operated relief valves (Standard 15-2007, Appendix H).