ASTM E1471-1992(2008) 计算机处理的材料性能数据库中纤维、填充料和磁心材料的识别的标准指南

作者:标准资料网 时间:2024-04-29 16:58:58  浏览:9606   来源:标准资料网

【英文标准名称】:StandardGuideforIdentificationofFibers,Fillers,andCoreMaterialsinComputerizedMaterialPropertyDatabases
【原文标准名称】:计算机处理的材料性能数据库中纤维、填充料和磁心材料的识别的标准指南
【标准号】:ASTME1471-1992(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1992
【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】:D30.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:computerization;corematerial;fiber;filler;materialsdatabases;materialidentification;Composites;Computerizedmaterialpropertydatabases;Corematerials;Fibers;Fillers;Highmodulusfibrouscomposites;Inertmaterials;Materialidentificat
【摘要】:Thisguidedefinestheinformationwhichisconsideredessentialtouniquelydescribeafiber,filler,orcorematerialinacomputerizeddatabase.Aformatisrecommendedforplacingthesedatainfieldssuitableforacomputerizeddatabase.Additionalfieldswhichareconsidereddesirable,butnotessential,arealsodefined.Thepurposeistofacilitateefficientstorageandretrievaloftheinformationwithacomputerandtoallowmeaningfulcomparisonofdatafromdifferentsources.Comparisonofpropertydatafromdifferentsourceswillbemostmeaningfulifalltheessentialinformationdefinedbytheguidelinesispresent.Comparisonmaystillbepossibleifessentialinformationisomitted,butthevalueofthecomparisonmaybegreatlyreduced.Whileatthistimethereisnogenerallyacceptednumberingsystemforthesematerials,analogoustothoseformetalsandalloys,afieldforanidentifyingnumber(MaterialReferenceNumber)isincludedshouldsuchasystembedevelopedinthefuture.Thisinformationshouldnotbeconsideredrestrictive.Forexample,adatabasedesignermayfinditusefultoaggregateseveralfields,suchasthematerialandchemicalclassfields,intoasinglefield.Thismayaffectsearchstrategiesandotherdatabaseoperations.Theseconsiderationsarebeyondthescopeofthisguide.1.1Thisguideestablishestheessentialanddesirableelementsofdatarequiredfortheidentificationincomputerizedmaterialpropertydatabasesoffibers,fillers,andcorematerialsusedincompositematerials.Arecommendedformatforentryofthesefieldsintoacomputerizeddatabaseisprovided.Examplesoftheapplicationofthisguidearealsoincluded.1.2Therecommendedformatdescribedinthisguideissuggestedforuseinrecordingdatainadatabase,whichisdifferentfromcontracturalreportingofactualtestresults.Thelattertypeofinformationisdescribedinmaterialsspecificationsshowninbusinesstransactionsandissubjecttoagreementbetweenvendorandpurchaser.1.3Thematerialscoveredbythisguideincludefibers,bothcontinuousanddiscontinuous,andfillersofvariousgeometrieswhichareusedasreinforcementsincompositematerials,aswellascorematerialsusedinsandwichcomposites.Coresmaybefoam,honeycomb,ornaturallyoccurringmaterialssuchasbalsawood.Thesematerialsaredistinguishedfrombulkmaterialsbytheimportanceoftheirspecializedgeometricformstotheirproperties.Thisdifferenceisreflectedintheuseofgeometry,alongwithchemistry,asaprimarybasisforclassification.IdentificationofcompositematerialsisdiscussedinGuideE1309.
【中国标准分类号】:L70
【国际标准分类号】:
【页数】:5P.;A4
【正文语种】:英语