ASTM F2905 F2905M-22 石油和天然气生产用交联聚乙烯（PEX）管线管标准规范.pdf

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Remendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. Designation:F2905/F2905M-22 INTERNATIONAL StandardSpecificationfor CrosslinkedPolyethylene(PEX)LinePipeForOilandGas Producing Applications' This standard is issued under the fixed designation F2905/F2905M; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A supersript epsilon (e indicates an diorial hange since the last revision orrapprovl. 1.Scope* be used for metric sized pipe, and metric sized fittings should not be used for IPS inch sized pipe. 1.1 This specification covers outside diameter controlled, 1.5 This standard does not purport to address all of the pressure rated,metric-sized and inch-sized black or yellow safety concerns,if any,associated with its use.It is the crosslinked polyethylene (PEX) pipe made in pipe dimension responsibiliry of the user of this standard to establish appro- ratios ranging from 6 to 17. Included are requirements and test priate safety,health,and environmentalpractices and deter- methods for material,workmanship,dimensions,burst mine theapplicability ofregulatory limitations priortouse. pressure,hydrostatic sustained pressure,stabilizer 1.6 This international standardwas developed inaccor- functionality, bent-pipe hydrostatic pressure，degree of dancewithinternationallyrecognizedprinciples onstandard- crosslinking, chemical resistance,and minimum operating izationestablishedintheDecision onPrinciplesforthe temperature.Requirements for pipe markings are also given. DevelopmentofInternationalStandards,Guides andRe- The pipe covered by this specification is inte...