ANSI/AHAM OV-1-2006 家用微波炉和传统炉灶性能测定和容量表示
作者:标准资料网 时间:2024-05-23 22:01:43 浏览:9862
来源:标准资料网
【英文标准名称】:ProceduresfortheDeterminationandExpressionoftheVolumeofHouseholdMicrowaveandConventionalOvens
【原文标准名称】:家用微波炉和传统炉灶性能测定和容量表示
【标准号】:ANSI/AHAMOV-1-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006-01-30
【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】:AHAM
【标准类型】:()
【标准水平】:()
【中文主题词】:烹调;测定;家用的;电学;气体;煤气;微波灶;烘炉;;体积
【英文主题词】:Cooking;Determination;Domestic;Electricity;Gases;Microwaveovens;Ovens;Usable;Volume
【摘要】:Establishesauniform,repeatableprocedureorstandardmethodfordeterminingandexpressingtheoverallvolume,andusableovenspace,ofthecookingcavityofindividualhouseholdmicrowaveovensandconventionalovensfuelledbyelectricityandgas.
【中国标准分类号】:Y63
【国际标准分类号】:97_040_20
【页数】:
【正文语种】:英语
【英文标准名称】:Manufacturer'sMasterDataReportForBoilersConstructedFromCastAluminium
【原文标准名称】:铸铝锅炉生产商的主数据报告
【标准号】:ASMEH-5A-2008
【标准状态】:作废
【国别】:美国
【发布日期】:2008-02-01
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:铝;锅炉;制造日期;数据表;产品数据
【英文主题词】:Aluminium;Boilers;Dataofthemanufacturer;Datasheets;Productdata
【摘要】:
【中国标准分类号】:J98
【国际标准分类号】:27_060_01
【页数】:2P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforFlexuralPerformanceofFiber-ReinforcedConcrete(UsingBeamWithThird-PointLoading)
【原文标准名称】:纤维增强混凝土的弯曲性能的标准试验方法(使用三点负荷简支梁)
【标准号】:ASTMC1609/C1609M-2010
【标准状态】:现行
【国别】:美国
【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】:C09.42
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:fiber-reinforcedconcrete;first-peakstrength;flexuraltoughness;peakstrength;residualload;residualstrength;Beamtest;Concrete;Concrete(fiber-reinforced);Flexuraltesting
【摘要】:Thefirst-peakstrengthcharacterizestheflexuralbehaviorofthefiber-reinforcedconcreteuptotheonsetofcracking,whileresidualstrengthsatspecifieddeflectionscharacterizetheresidualcapacityaftercracking.Specimentoughnessisameasureoftheenergyabsorptioncapacityofthetestspecimen.Theappropriatenessofeachparameterdependsonthenatureoftheproposedapplicationandthelevelofacceptablecrackinganddeflectionserviceability.Fiber-reinforcedconcreteisinfluencedindifferentwaysbytheamountandtypeoffibersintheconcrete.Insomecases,fibersmayincreasetheresidualloadandtoughnesscapacityatspecifieddeflectionswhileproducingafirst-peakstrengthequaltooronlyslightlygreaterthantheflexuralstrengthoftheconcretewithoutfibers.Inothercases,fibersmaysignificantlyincreasethefirst-peakandpeakstrengthswhileaffectingarelativelysmallincreaseinresidualloadcapacityandspecimentoughnessatspecifieddeflections.Thefirst-peakstrength,peakstrength,andresidualstrengthsdeterminedbythistestmethodreflectthebehavioroffiber-reinforcedconcreteunderstaticflexuralloading.Theabsolutevaluesofenergyabsorptionobtainedinthistestareoflittledirectrelevancetotheperformanceoffiber-reinforcedconcretestructuressincetheydependdirectlyonthesizeandshapeofthespecimenandtheloadingarrangement.Theresultsofthistestmethodmaybeusedforcomparingtheperformanceofvariousfiber-reinforcedconcretemixturesorinresearchanddevelopmentwork.Theymayalsobeusedtomonitorconcretequality,toverifycompliancewithconstructionspecifications,obtainflexuralstrengthdataonfiber-reinforcedconcretememberssubjecttopurebending,ortoevaluatethequalityofconcreteinservice.Theresultsofthisstandardtestmethodaredependentonthesizeofthespecimen.Note58212;Theresultsobtainedusingonesizemoldedspecimenmaynotcorrespondtotheperformanceoflargerorsmallermoldedspecimens,concreteinlargestructuralunits,orspecimenssawnfromsuchunits.Thisdifferencemayoccurbecausethedegreeofpreferentialfiberalignmentbecomesmorepronouncedinmoldedspecimenscontainingfibersthatarerelativelylongcomparedwiththecross-sectionaldimensionsofthemold.Moreover,structuralmembersofsignificantlydifferentthicknessexperiencedifferentmaximumcrackwidthsforagivenmid-spandeflectionwiththeresultthatfibersundergodifferentdegreesofpull-outandextension.1.1Thistestmethodevaluatestheflexuralperformanceoffiber-reinforcedconcreteusingparametersderivedfromtheload-deflectioncurveobtainedbytestingasimplysupportedbeamunderthird-pointloadingusingaclosed-loop,servo-controlledtestingsystem.1.2Thistestmethodprovidesforthedeterminationoffirst-peakandpeakloadsandthecorrespondingstressescalculatedbyinsertingthemintheformulaformodulusofrupturegiveninEq1.Italsorequiresdeterminationofresidualloadsatspecifieddeflections,thecorrespondingresidualstrengthscalculatedbyinsertingthemintheformulaformodulusofrupturegiveninEq1(seeNote1).Itprovidesfordeterminationofspecimentoughnessbasedontheareaundertheload-deflectioncurveuptoaprescribeddeflection(seeNote2)andthecorrespondingequivalentflexuralstrengthratio.Note18212;Residualstrengthisnotatruestressbutanengineeringstresscomputedusingsimpleengineeringbendingtheoryforlinearelasticmaterialsandgross(uncracked)sectionproperties.Note28212;Specimentoughnessexpressedintermsoftheareaundertheload-deflectioncurveisan......
【中国标准分类号】:Q23
【国际标准分类号】:91_100_40
【页数】:9P.;A4
【正文语种】:英语
