Consider the following human spec 12CS1T01 (Class 125, Carbon Steel, 0.063" C.A. Utility [Air and Water], Category D) from the Process Industry Practices organization. 7
You should follow the same process for 12CS1T01 as in the previous human spec examples, 3CS1S02, 1SP1S01, 1CS1S01, 1LK0F01, 1PP0H01, and 1PV0C01 with the following exception:
The human spec requires that the Service Limits Rule for 12CS1T01 be based on size range. Note that the permissible pressure for 200° F is 150 psig for ½" through 12"; 135 psig for 14" through 24"; and 115 psig for 30" through 48".
7 Piping Material Specification 12CS1T01
Class 125, Carbon Steel, 0.063" C.A. Utility (Air and Water), Category D
Copyright © 2000 Process Industry Practices (PIP),
Construction Industry Institute
Reprinted herein with permission from PIP on October 13, 2006.
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about the content of the human piping specifications contained herein.
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