Guide on Explosion Protection for Gaseous Mixtures in Pipe Systems
The next edition of this standard is now open for Public Comment.
What is NFPA 67?
This guide provides criteria for the design, installation, and operation of piping systems that contain or may contain flammable vapor mixtures to prevent and protect against damage from deflagrations or detonations due to combustion of flammable atmospheres therein.
Official document scope
What does NFPA 67 address?
In addition to a discussion of the fundamentals of deflagrations and principles of detonations, the document provides requirements designed to prevent, contain, suppress, and/or vent explosions; avoid deflagration-to-detonation transition (DDT); prevent and contain detonations, and minimize damage due to explosions. Chapters on management of change and installation, inspection, and maintenance are also included.
Table of Contents
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