Leak Testing Properties - Pipe Design and Engineering

P O B o x 3 11 5 4 S t . L o u i s, M O 6 3 1 3 1 - 0 1 5 4. Phone: (314)966-8919~E mail: Determining Code Compliance and Pipe System Leak Testing by William M. Huitt (From a paper dated October 4, 2001 in response to leak test questions that were raised on a project). In determining the leak test requirements for piping systems a governing Code needs to be determined. The reason being that leak test requirements vary from Code to Code. In a March 12, 2001 letter I wrote, "The difference, and distinction, as to which Code should apply to a particular project lies with the definition and scope of the project itself. If, with respect to a particular project, the Design includes only the installation of a refrigeration system, would apply.

4 (1) 90% of specified minimum yield strength; (2) 1.7 times the SE value in Appendix A (for brittle materials) 937.3.5 Examination for Leakage. Following the application of hydrostatic test pressure for at least 10 minutes examination shall be made for leakage of the piping, and at all joints and

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