ASTM D5528-2001(2007)e3 单向纤维增强聚合母体复合材料I型层间断裂韧性的标准试验方法
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【英文标准名称】:StandardTestMethodforModeIInterlaminarFractureToughnessofUnidirectionalFiber-ReinforcedPolymerMatrixComposites
【原文标准名称】:单向纤维增强聚合母体复合材料I型层间断裂韧性的标准试验方法
【标准号】:ASTMD5528-2001(2007)e3
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【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】:D30.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:compositematerials;delamination;doublecantileverbeam;interlaminarfracturetoughness;ModeI;Cantilevertesting;Compositeplasticmaterials/applications;Cracking;Delamination;Double-cantileverbeam(DCB);Fracturetesting--composites;Interl
【摘要】:Susceptibilitytodelaminationisoneofthemajorweaknessesofmanyadvancedlaminatedcompositestructures.Knowledgeofalaminatedcompositematerial''sresistancetointerlaminarfractureisusefulforproductdevelopmentandmaterialselection.Furthermore,ameasurementoftheModeIinterlaminarfracturetoughness,independentofspecimengeometryormethodofloadintroduction,isusefulforestablishingdesignallowablesusedindamagetoleranceanalysesofcompositestructuresmadefromthesematerials.Thistestmethodcanservethefollowingpurposes:Toestablishquantitativelytheeffectoffibersurfacetreatment,localvariationsinfibervolumefraction,andprocessingandenvironmentalvariablesonGIcofaparticularcompositematerial.TocomparequantitativelytherelativevaluesofGIcforcompositematerialswithdifferentconstituents.Todevelopdelaminationfailurecriteriaforcompositedamagetoleranceanddurabilityanalyses.1.1ThistestmethoddescribesthedeterminationoftheopeningModeIinterlaminarfracturetoughness,GIc,ofcontinuousfiber-reinforcedcompositematerialsusingthedoublecantileverbeam(DCB)specimen(Fig.1).1.2Thistestmethodislimitedtousewithcompositesconsistingofunidirectionalcarbonfiberandglassfibertapelaminateswithbrittleandtoughsingle-phasepolymermatrices.Thislimitedscopereflectstheexperiencegainedinround-robintesting.Thistestmethodmayproveusefulforothertypesandclassesofcompositematerials;however,certaininterferenceshavebeennoted(see6.5).1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandardmayinvolvehazardousmaterials,operations,andequipment.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(a)withpianohinges(b)withloadingblocksFIG.1DoubleCantileverBeamSpecimen
【中国标准分类号】:G31
【国际标准分类号】:83_120
【页数】:12P.;A4
【正文语种】:英语
【原文标准名称】:单向纤维增强聚合母体复合材料I型层间断裂韧性的标准试验方法
【标准号】:ASTMD5528-2001(2007)e3
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【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】:D30.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:compositematerials;delamination;doublecantileverbeam;interlaminarfracturetoughness;ModeI;Cantilevertesting;Compositeplasticmaterials/applications;Cracking;Delamination;Double-cantileverbeam(DCB);Fracturetesting--composites;Interl
【摘要】:Susceptibilitytodelaminationisoneofthemajorweaknessesofmanyadvancedlaminatedcompositestructures.Knowledgeofalaminatedcompositematerial''sresistancetointerlaminarfractureisusefulforproductdevelopmentandmaterialselection.Furthermore,ameasurementoftheModeIinterlaminarfracturetoughness,independentofspecimengeometryormethodofloadintroduction,isusefulforestablishingdesignallowablesusedindamagetoleranceanalysesofcompositestructuresmadefromthesematerials.Thistestmethodcanservethefollowingpurposes:Toestablishquantitativelytheeffectoffibersurfacetreatment,localvariationsinfibervolumefraction,andprocessingandenvironmentalvariablesonGIcofaparticularcompositematerial.TocomparequantitativelytherelativevaluesofGIcforcompositematerialswithdifferentconstituents.Todevelopdelaminationfailurecriteriaforcompositedamagetoleranceanddurabilityanalyses.1.1ThistestmethoddescribesthedeterminationoftheopeningModeIinterlaminarfracturetoughness,GIc,ofcontinuousfiber-reinforcedcompositematerialsusingthedoublecantileverbeam(DCB)specimen(Fig.1).1.2Thistestmethodislimitedtousewithcompositesconsistingofunidirectionalcarbonfiberandglassfibertapelaminateswithbrittleandtoughsingle-phasepolymermatrices.Thislimitedscopereflectstheexperiencegainedinround-robintesting.Thistestmethodmayproveusefulforothertypesandclassesofcompositematerials;however,certaininterferenceshavebeennoted(see6.5).1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandardmayinvolvehazardousmaterials,operations,andequipment.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(a)withpianohinges(b)withloadingblocksFIG.1DoubleCantileverBeamSpecimen
【中国标准分类号】:G31
【国际标准分类号】:83_120
【页数】:12P.;A4
【正文语种】:英语
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