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Pipeline safety. transportation of natural and other gas by pipeline. design of plastic pipelines

Journal Article · · Fed. Regist. (Wash., D.C.); (United States)
OSTI ID:6679558
The U.S. Materials Transportation Bureau issues an amendment to its regulations which: Increases the maximum allowable operating temperature of thermoplastic pipe from 100/sup 0/ to 140/sup 0/F; prohibits the operation of thermoplastic pipe at a temperature higher than its long-term hydrostatic test temperature; establishes alternative temperature bases for determining the long-term hydrostatic strength of thermoplastic pipe; establishes a single design factor for all plastic pipe; and requires that thermoplastic pipe be marked to indicate its long-term hydrostatic strength and related temperature basis. A major benefit of the amendment is that it provides for use throughout the U.S. and Puerto Rico of properly designated thermoplastic service risers enclosed in metallic casings. This amendment is effective as of 5/18/78.
OSTI ID:
6679558
Journal Information:
Fed. Regist. (Wash., D.C.); (United States), Journal Name: Fed. Regist. (Wash., D.C.); (United States) Vol. 43:64; ISSN FEREA
Country of Publication:
United States
Language:
English