Designation:D2259−02(Reapproved2016)StandardTestMethodforShrinkageofYarns1ThisstandardisissuedunderthefixeddesignationD2259;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodisusedtodeterminetheshrinkageofyarnsinskeinformwhentreatedinboilingwater,dryheat,saturatedsteam,orsolvents.Thistestmethodisapplicabletoyarnsmadefromanyfiberorcombinationoffiberswherethetexoftheyarnisknownorcanbedetermined.Thistestmethodisnotrecommendedforelastomericyarnsandthoseyarnsthatstretchmorethan5%underthetensionloadingsprescribed,althoughithasbeenusedforthelatter.NOTE1—Proceduresfordeterminingyarnshrinkageandbulkproper-tiesoftexturedyarnsarecoveredinTestMethodD4031.1.2ThistestmethodshowsthevaluesinbothSIandinch-poundunits.“SI”unitsisthetechnicallycorrectnameforthesystemofmetricunitsknownastheInternationalSystemofUnits.“Inch-pound”unitsisthetechnicallycorrectnameforthecustomaryunitsusedintheUnitedStates.ThevaluesstatedineitherSIunitsorinotherunitsshallberegardedasstandard.Thevaluesexpressedineachsystemmaynotbeexactequivalents;thereforeeachsystemmustbeusedindependentlyoftheotherwithoutcombininginanyway.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D123TerminologyRelatingtoTextilesD1059TestMethodforYarnNumberBasedonShort-LengthSpecimens(Withdrawn2010)3D1776PracticeforConditioningandTestingTextilesD1907TestMethodforLinearDensityofYarn(YarnNum-ber)bytheSkeinMethodD2258PracticeforSamplingYarnforTestingD3888TerminologyforYarnSpinningSystemsD3990TerminologyRelatingtoFabricDefectsD4031TestMethodforBulkPropertiesofTexturedYarnsD4848...
