NFPA 54 国家燃气规范_防火测试中心_防火资源网

NFPA 54 国家燃气规范
日期:2012-02-08 15:32
ems, appliances, equipment, and accessories.
New indoor gas piping purging rules address recommendations by the U.S. Chemical Safety Board (CSB).
In response to a devastating gas piping purging accident, NFPA 54 received an emergency Tentative Interim Amendment to the purging requirements in the 2009 Code. With minor editorial changes, the 2012 NFPA 54 incorporates these critical rules specifying mandatory use of combustible gas indicators and detectors so employers can identify the presence of

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