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ANSI/SAE J1061-1992 普通螺栓、螺钉和双头螺栓的表面不均匀性

作者:标准资料网 时间:2024-05-12 04:42:27  浏览:8320   来源:标准资料网
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【英文标准名称】:SurfaceDiscontinuitiesonGeneralApplicationBolts,Screws,andStuds
【原文标准名称】:普通螺栓、螺钉和双头螺栓的表面不均匀性
【标准号】:ANSI/SAEJ1061-1992
【标准状态】:作废
【国别】:美国
【发布日期】:1992-10
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Automotiveengineering;Bolts;Inspection;Screws(bolts);Selfdrillingscrews;Studs;Surfacediscontinuities;Surfaceroughness;Water
【摘要】:ThisSAERecommendedPracticedefines,illustrates,andspecifiesallowablelimitsforvarioustypesofsurfacediscontinuitiesthatmayoccurduringthemanufactureandprocessingofbolts,screws,andstudsinsizesthrough24mmor1indiameterinclusivewithlengthsto150mmor6ininclusive,havingspecifiedminimumtensilestrengthsof900MPaor120000psiandgreater,whichareprimarilyintendedforuseinautomotiveassemblies.Thebasicrecommendedpracticedoesnotincludeinspectionsamplingrequirements.Itisintendedthatthepurchasershallspecify,intheoriginalinquiryandpurchaseorder,theinspectionsamplingrequirementswhichtheproducermustsatisfytodemonstratetheacceptabilityofboltsandscrewswithrespecttosurfacediscontinuities.
【中国标准分类号】:
【国际标准分类号】:13_060_10
【页数】:
【正文语种】:英语


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【英文标准名称】:StandardTestMethodforMeasuringParticleSizeDistributionofRDF-5
【原文标准名称】:测定回收废燃料的粒度分布
【标准号】:ASTME1037-1984(2004)
【标准状态】:现行
【国别】:
【发布日期】:1984
【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】:D34.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:测量;粒度分布
【英文主题词】:
【摘要】:TheparticlesizedistributionofRDF-5stronglyinfluencesthestorageandhandlingcharacteristicsofthefuel.Smallparticlestendtoblockflowthroughstoragebinsandfeedhoppers,althoughcorrectbinandhopperdesignswillalleviatethisproblemofblockage.ThistestmethodofmeasuringsizebyhandallowsaccuratedescriptionofRDF-5particlesizedistribution.Measurementbyhandissuperiortosievingtechniques,whereinparticlesmaybebrokenbythesizeseparationtechniqueitself.However,handmeasurementismoretime-consumingthansievingtechniques.1.1ThistestmethodisusedtodeterminethesizedistributionofaRDF-5sample.Sizeisdefinedasthemaximumlengthoftheparticle,wherelengthisdeterminedbytheRDF-5manufacturingprocess.Thatis,apellet,cubette,orbriquetteallhavearecognizablelength.displaysthesizesandshapesofsomeRDF-5particles.1.2AnairdriedRDF-5sampleisseparatedintocategoriesofdifferingparticlesizes.Thesizedistributionismeasuredastheweightpercentageofeachsizecategory.Agraphofafunctionofthecumulativefractionofmaterialbyweightfinerthanparticlesizeversusparticlesizeisplotted.Fromthisplotaretakenvalueswhichdescribethesizedistribution-theuniformityconstantandthecharacteristicparticlesize.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N04
【国际标准分类号】:
【页数】:2P.;A4
【正文语种】:


【英文标准名称】:StandardPracticeforPreparingPrecisionandBiasStatementsforTestMethodsforConstructionMaterials
【原文标准名称】:制定建筑材料试验方法用精密度和偏差说明的标准实施规程
【标准号】:ASTMC670-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:C09.94
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:统计方法;试验方法;偏差;施工材料
【英文主题词】:Statisticalmethods;Testingmethods;Bias;Constructionmaterials
【摘要】:1.1ThispracticesupplementsPracticeE177,inordertoprovideguidanceinpreparingprecisionandbiasstatementsforASTMtestmethodspertainingtocertainconstructionmaterials(Note1).Recommendedformsforprecisionandbiasstatementsareincluded.Adiscussionofthepurposeandsignificanceofthesestatementsfortheusersofthosetestmethodsisalsoprovided.Note18212;AlthoughunderthejurisdictionofCommitteeC09,thispracticewasdevelopedjointlybyCommitteesC01,D04,andC09,andhasbeenendorsedbyallthreecommittees.IthassubsequentlybeenadoptedforusebyCommitteeD18.
【中国标准分类号】:
【国际标准分类号】:91_100_01
【页数】:9P.;A4
【正文语种】:



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