1、Designation:D568519An American National StandardStandard Specification for“Fiberglass”(Glass-Fiber-Reinforced Thermosetting-Resin)Pressure Pipe Fittings1This standard is issued under the fixed designation D5685;the number immediately following the designation indicates the year oforiginal adoption o
2、r,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope*1.1 This specification covers“fiberglass”(glass-fiber-reinforced thermosetting-resin)fit
3、tings for use with filamentwound or centrifugally cast fiberglass pipe,or both,in sizes 1in.through 24 in.for pipe manufactured to SpecificationD2996 or D2997,or both.1.2 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions t
4、o SI units that are provided for information onlyand are not considered standard.1.3 The following safety hazard caveat pertains only to thetest method portion,Section 7,of this specification:1.4 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is
5、 theresponsibility of the user of this standard to establish appro-priate safety,health,and environmental practices and deter-mine the applicability of regulatory limitations prior to use.NOTE1The term“fiberglass pipe”as described in Section 3 of thisspecification applies to both reinforced thermose
6、tting resin pipe(RTRP)and reinforced polymer mortar pipe(RPMP).NOTE2For the purposes of this standard,polymer does not includenatural polymers.NOTE3There is no known ISO equivalent to this standard.1.5 This international standard was developed in accor-dance with internationally recognized principle
7、s on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D618 Practice for Conditioning Plastics
8、for TestingD883 Terminology Relating to PlasticsD1598 Test Method for Time-to-Failure of Plastic PipeUnder Constant Internal PressureD1599 Test Method for Resistance to Short-Time HydraulicPressure of Plastic Pipe,Tubing,and FittingsD1600 Terminology forAbbreviated Terms Relating to Plas-ticsD2143 T
9、est Method for Cyclic Pressure Strength ofReinforced,Thermosetting Plastic PipeD2992 Practice for Obtaining Hydrostatic or Pressure De-sign Basis for“Fiberglass”(Glass-Fiber-ReinforcedThermosetting-Resin)Pipe and FittingsD2996 Specification for Filament-Wound“Fiberglass”(Glass-Fiber-Reinforced Therm
10、osetting-Resin)PipeD2997 Specification for Centrifugally Cast“Fiberglass”(Glass-Fiber-Reinforced Thermosetting-Resin)PipeD3567 Practice for Determining Dimensions of“Fiberglass”(Glass-Fiber-Reinforced Thermosetting Resin)Pipe andFittingsD4024 Specification for Machine Made“Fiberglass”(Glass-Fiber-Re
11、inforced Thermosetting Resin)FlangesF412 Terminology Relating to Plastic Piping SystemsF477 Specification for Elastomeric Seals(Gaskets)for Join-ing Plastic Pipe2.2 ANSI Standard:B16.5 Steel Pipe Flanges,Flanged Valves and Fittings33.Terminology3.1 Definitions:3.1.1 GeneralDefinitions are in accorda
12、nce with Termi-nology D883 or F412.Abbreviations are in accordance withTerminology D1600,unless otherwise indicated.The abbrevia-tion for fiberglass pipe is RTRP and the abbreviation forfiberglass fittings is RTRF.3.1.2“fiberglass”pipetubular product containing glassfiber reinforcements embedded in
13、or surrounded by curedthermosetting resin.The composite structure may containaggregate,granular or platelet fillers,thixotropic agents,1This specification is under the jurisdiction of ASTM Committee D20 onPlastics and is the direct responsibility of Subcommittee D20.23 on ReinforcedPlastic Piping Sy
14、stems and Chemical Equipment.Current edition approved April 1,2019.Published May 2019.Originallyapproved in 1995.Last previous edition approved in 2011 as D5685-11.DOI:10.1520/D5685-19.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.o
15、rg.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3Available from American National Standards Institute(ANSI),25 W.43rd St.,4th Floor,New York,NY 10036,http:/www.ansi.org.*A Summary of Changes section appears at the end of this sta
16、ndardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 pigments,or dyes.Thermoplastic or thermosetting liners orcoatings may b
