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API SPEC 5L 44th Edition, October 1, 2007
Complete Document
Specification for Line Pipe
Includes all amendments and changes through Addendum 3, July 2011
Additional Comments: GX5L44
Page Count:186
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This International Standard specifies requirements for the manufacture of two product specification levels (PSL 1 and PSL 2) of seamless and welded steel pipes for use in pipeline transportation systems in the petroleum and natural gas industries.

This International Standard is not applicable to cast pipe.