ANSI/ASME B89.1.6M-1984 用作校准环规和环规的合格光滑内径的测量
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【英文标准名称】:QualifiedPlainInternalDiametersforUseasMasterRingsandRingGages,Measurementof
【原文标准名称】:用作校准环规和环规的合格光滑内径的测量
【标准号】:ANSI/ASMEB89.1.6M-1984
【标准状态】:作废
【国别】:美国
【发布日期】:1984
【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】:
【标准类型】:()
【标准水平】:()
【中文主题词】:环规;直径;计量学
【英文主题词】:metrology;diameter;ringgauges
【摘要】:
【中国标准分类号】:J42
【国际标准分类号】:17_040_30
【页数】:
【正文语种】:英语
【英文标准名称】:StandardPracticeforPreparationandUseofBent-BeamStress-CorrosionTestSpecimens
【原文标准名称】:曲梁应力腐蚀试样制备和使用的标准实施规程
【标准号】:ASTMG39-1999(2005)
【标准状态】:现行
【国别】:
【发布日期】:1999
【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】:G01.06
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:应力腐蚀;工艺;磨损;试样;腐蚀;准备;金属;使用说明
【英文主题词】:bent-beam;constantdeformation;constantload;elasticstrain;quantitativestress;stress-corrosioncracking;stress-corrosiontestspecimen
【摘要】:Thebent-beamspecimenisdesignedfordeterminingthestress-corrosionbehaviorofalloysheetsandplatesinavarietyofenvironments.Thebent-beamspecimensaredesignedfortestingatstresslevelsbelowtheelasticlimitofthealloy.Fortestingintheplasticrange,U-bendspecimensshouldbeemployed(seePracticeG30).Althoughitispossibletostressbent-beamspecimensintotheplasticrange,thestresslevelcannotbecalculatedforplastically-stressedthree-andfour-pointloadedspecimensaswellasthedouble-beamspecimens.Therefore,theuseofbent-beamspecimensintheplasticrangeisnotrecommendedforgeneraluse.1.1Thispracticecoversproceduresfordesigning,preparing,andusingbent-beamstress-corrosionspecimens.1.2Differentspecimenconfigurationsaregivenforusewithdifferentproductforms,suchassheetorplate.Thispracticeapplicabletospecimensofanymetalthatarestressedtolevelslessthantheelasticlimitofthematerial,andtherefore,theappliedstresscanbeaccuratelycalculatedormeasured(seeNote0).Stresscalculationsbythispracticearenotapplicabletoplasticallystressedspecimens.Itisthenatureofthesepracticesthatonlytheappliedstresscanbecalculated.Sincestress-corrosioncrackingisafunctionofthetotalstress,forcriticalapplicationsandproperinterpretationofresults,theresidualstress(beforeapplyingexternalstress)orthetotalelasticstress(afterapplyingexternalstress)shouldbedeterminedbyappropriatenondestructivemethods,suchasX-raydiffraction().1.3Testproceduresaregivenforstress-corrosiontestingbyexposuretogaseousandliquidenvironments.1.4Thebent-beamtestisbestsuitedforflatproductforms,suchassheet,strip,andplate.Forplatematerialthebent-beamspecimenismoredifficulttousebecausemoreruggedspecimenholdersmustbebuilttoaccommodatethespecimens.Adouble-beammodificationofafour-pointloadedspecimentoutilizeheaviermaterialsisdescribedin.1.5Theexposureofspecimensinacorrosiveenvironmentistreatedonlybrieflysinceotherpracticesdealwiththisaspect,forexample,SpecificationD1141,andPracticesG30,G36,G44,G50,andG85.TheexperimenterisreferredtoASTMSpecialTechnicalPublication425().1.6Thebent-beampracticegenerallyconstitutesaconstantstrain(deflection)test.Oncecrackinghasinitiated,thestateofstressatthetipofthecrackaswellasinuncrackedareashaschanged,andtherefore,theknownorcalculatedstressorstrainvaluesdiscussedinthispracticeapplyonlytothestateofstressexistingbeforeinitiationofcracks.1.7ThevaluesstatedinSIunitsaretoberegardedasstandard.Theinch-poundequivalentsinparenthesesareprovidedforinformation.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(FormorespecificsafetyhazardinformationseeSectionand.)
【中国标准分类号】:H25
【国际标准分类号】:77_040_10;77_060
【页数】:8P.;A4
【正文语种】:
【英文标准名称】:Industrialautomationsystemsandintegration-Productdatarepresentationandexchange-Part1639:Applicationmodule:Assemblymodulewithcablecomponent3D
【原文标准名称】:工业自动化系统和集成.产品数据表示和交换.第1639部分:应用模块:三维电缆部件装配模块
【标准号】:ISO/TS10303-1639-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-03
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC184
【标准类型】:()
【标准水平】:()
【中文主题词】:应用;组装件;组件;自动化;自动化系统;数据交换;数据表示;工业产品;信息交换;信息技术;过程自动化;产品数据;表示法;三维的
【英文主题词】:Applications;Assemblies;Automation;Automationsystems;Dataexchange;Datarepresentation;Industrialproducts;Informationinterchange;Informationtechnology;Processautomation;Productdata;Representations;Tridimensional
【摘要】:
【中国标准分类号】:N18
【国际标准分类号】:35_240_50
【页数】:8P;A4
【正文语种】:英语
