【英文标准名称】:StandardTestMethodforOpen-HoleCompressiveStrengthofPolymerMatrixCompositeLaminates
【原文标准名称】:聚合物基质复合层压制品的空心抗压强度的标准试验方法
【标准号】:ASTMD6484/D6484M-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D30.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:compositematerials;compressiontesting;open-holecompressivestrength;Compressivemodulusofelasticity;Continuousfiber-reinforcedcomposites;Discontinuousfiber-reinforcedcomposites;Highmodulusfibrouscomposites;Laminates;Modulusofelastici
【摘要】:Thistestmethodisdesignedtoproducenotchedcompressivestrengthdataforstructuraldesignallowables,materialspecifications,researchanddevelopment,andqualityassurance.Factorsthatinfluencethenotchedcompressivestrengthandshallthereforebereportedincludethefollowing:material,methodsofmaterialfabrication,accuracyoflay-up,laminatestackingsequenceandoverallthickness,specimengeometry,(includingholediameter,diameter-to-thicknessratio,andwidth-to-diameterratio),specimenpreparation(especiallyofthehole),specimenconditioning,environmentoftesting,specimenalignmentandgripping,loadingprocedure,speedoftesting,timeattemperature,voidcontent,andvolumepercentreinforcement.Propertiesthatmaybederivedfromthistestmethodincludeopen-hole(notched)compressivestrength(OHC).1.1Thistestmethoddeterminestheopen-holecompressivestrengthofmultidirectionalpolymermatrixcompositelaminatesreinforcedbyhigh-modulusfibers.Thecompositematerialformsarelimitedtocontinuous-fiberordiscontinuous-fiber(tapeorfabric,orboth)reinforcedcompositesinwhichthelaminateisbalancedandsymmetricwithrespecttothetestdirection.Therangeofacceptabletestlaminatesandthicknessesaredescribedin8.2.1.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetexttheinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G32
【国际标准分类号】:83_120
【页数】:16P.;A4
【正文语种】:英语