1、Designation:F282910Standard Specification forMetric-Sized Crosslinked Polyethylene(PEX)Pipe Systems1This standard is issued under the fixed designation F2829;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A
2、 number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers performance requirements,testmethods,and marking requirements for metric-sized systemcomponents(electrofusion an
3、d mechanical fittings)whenjoined with metric-sized PEX pipe(Specification F2788)as asystem,intended for use up to and including a maximumworking temperature of 200F(93C).The following perfor-mance requirements are described for the fittings 68F(20C)hydrostatic strength,176F(80C)hydrostatic strength,
4、short-term internal pressure resistance,resistance to tensileloads,cohesive resistance for electrofusion fittings at both theminimum and maximum recommended temperatures,impactresistance for saddle fittings,and leak tightness and pull outtests for mechanical fittings.The metric-sized componentscover
5、ed by this specification are intended for the above-groundand buried pressure piping applications,such as industrial&general-purpose pipelines,potable water pipelines,and fire extinguishing pipelines.1.2 The text of this specification references notes,footnotes,and appendixes,which provide explanato
6、ry material.Thesenotes and footnotes(excluding those in tables and figures)shallnot be considered as requirements of the specification.1.3 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for
7、 information onlyand are not considered standard.1.3.1 ExceptionExcept for dimensions,the values statedin inch-pound units are to be regarded as standard.The valuesgiven in parentheses for nominal sizes are mathematicalconversions to inch-pound units that are provided for informa-tion only and are n
8、ot considered standard.NOTE1Metric sized(SI units)pipe(Specification F2788)should onlybe joined with corresponding metric sized fittings(such as SpecificationF2788,ISO 4427-3 or ISO 15875-3).Inch sized fittings should not be usedfor metric-sized pipe.NOTE2Suggested hydrostatic design stresses and hy
9、drostatic pressureratings for pipe and fittings are listed in Appendix X1.Design,assembly,and installation considerations are discussed in Appendix X2.An optionalperformance qualification and an in-plant quality control program arerecommended in Appendix X3.1.4 The following safety hazards caveat pe
10、rtains only to thetest method portion,Section 7,of this specification:Thisstandard does not purport to address all of the safety concerns,if any,associated with its use.It is the responsibility of the userof this standard to establish appropriate safety and healthpractices and determine the applicab
11、ility of regulatory limita-tions prior to use.2.Referenced Documents2.1 ASTM Standards:2D618 Practice for Conditioning Plastics for TestingD1600 Terminology forAbbreviated Terms Relating to Plas-ticsD1898 Practice for Sampling of Plastics(Withdrawn 1998)3D2749 Symbols for Dimensions of Plastic Pipe
12、FittingsD2837 Test Method for Obtaining Hydrostatic Design Basisfor Thermoplastic Pipe Materials or Pressure Design Basisfor Thermoplastic Pipe ProductsF412 Terminology Relating to Plastic Piping SystemsF1055 Specification for Electrofusion Type PolyethyleneFittings for Outside Diameter Controlled P
13、olyethyleneand Crosslinked Polyethylene(PEX)Pipe and TubingF2788 Specification for Metric and Inch-sized CrosslinkedPolyethylene(PEX)Pipe2.2 Federal Standard:4Fed Std.No.123 Marking for Shipment(Civil Agencies)2.3 Military Standard:4MIL-STD-129 Marking for Shipment and Storage2.4 NSF Standard:5Stand
14、ard No.14 for Plastic Piping Components and RelatedMaterialsNSF/ANSI 61 Drinking Water System Components-Health Effects1This specification is under the jurisdiction of ASTM Committee F17 on PlasticPiping Systems and is the direct responsibility of Subcommittee F17.61 on Water.Current edition approve
15、d Dec.1,2010.Published January 2011.DOI:10.1520/F282910.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3The last
16、approved version of this historical standard is referenced onwww.astm.org.4Available from Standardization Documents Order Desk,DODSSP,Bldg.4,SectionD,700RobbinsAve.,Philadelphia,PA19111-5098,http:/dodssp.daps.dla.mil.5Available from NSF International,P.O.Box 130140,789 N.Dixboro Rd.,AnnArbor,MI 48113-0140,http:/www.nsf.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 2.5 ISO Standards:6ISO 4427-3 Plastic piping systems Polyethylene
