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【英文标准名称】:Secondarycellsandbatteriescontainingalkalineorothernon-acidelectrolytes-Portablesealedrechargeablesinglecells-Part2:Nickel-metalhydride(IEC61951-2:2003);GermanversionEN61951-2:2003
【原文标准名称】:含碱性或其他非酸性电解质的蓄电池和蓄电池组.便携密封可再充电单电池.第2部分:镍金属氢化物
【标准号】:DINEN61951-2-2004
【标准状态】:作废
【国别】:德国
【发布日期】:2004-02
【实施或试行日期】:2004-02-01
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:碱性电池;电气试验;蓄电池;氢化物;二次电池;机械试验;电解质;型式;密封电池;放电特性曲线;可再充电的;名称与符号;闭路的;电池;电气工程;尺寸;便携的;蓄电池组;镍化合物;镍;镍金属氢化物;定义;试验;作标记;规范(验收)
【英文主题词】:Alkalinebatteries;Batteries;Cells;Closed;Definition;Definitions;Designations;Dimensions;Dischargecharacteristics;Electricalengineering;Electricaltesting;Electrolytes;Hydrides;Marking;Mechanicaltesting;Nickel;Nickelcompounds;Nickel-metalhydridesinglecells;Portable;Rechargeable;Sealedcells;Secondarybatteries;Secondarycells;Specification(approval);Storagebatteries;Testing;Types
【摘要】:ThispartofIEC6191specifiesmarking,designation,dimension,testsandrequirementsforportablesealednickel-metalhydridesmallprismatic,cylindricalandbuttonrechargeablesinglecells,suitableforuseinanyorientation.#,,#
【中国标准分类号】:K74
【国际标准分类号】:29_220_30
【页数】:30P.;A4
【正文语种】:德语


【英文标准名称】:StandardHardnessConversionTablesforMetalsRelationshipAmongBrinellHardness,VickersHardness,RockwellHardness,SuperficialHardness,KnoopHardness,andScleroscopeHardness
【原文标准名称】:布氏硬度、维氏硬度、洛氏硬度、洛氏表面硬度和努氏硬金属用标准硬度换算表
【标准号】:ASTME140-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:E28.06
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:布氏硬度;换算表;硬度;硬度测量;努氏硬度;机械试验;金属;洛氏硬度;试验
【英文主题词】:conversion;hardnessscale;metallic
【摘要】:1.1ConversionTable1presentsdataintheRockwellChardnessrangeontherelationshipamongBrinellhardness,Vickershardness,Rockwellhardness,Rockwellsuperficialhardness,Knoophardness,andScleroscopehardnessofnon-austeniticsteelsincludingcarbon,alloy,andtoolsteelsintheas-forged,annealed,normalized,andquenchedandtemperedconditionsprovidedthattheyarehomogeneous.1.2ConversionTable2presentsdataintheRockwellBhardnessrangeontherelationshipamongBrinellhardness,Vickershardness,Rockwellhardness,Rockwellsuperficialhardness,Knoophardness,andScleroscopehardnessofnon-austeniticsteelsincludingcarbon,alloy,andtoolsteelsintheas-forged,annealed,normalized,andquenchedandtemperedconditionsprovidedthattheyarehomogeneous.1.3ConversionTable3presentsdataontherelationshipamongBrinellhardness,Vickershardness,Rockwellhardness,Rockwellsuperficialhardness,andKnoophardnessofnickelandhigh-nickelalloys(nickelcontentover50%).Thesehardnessconversionrelationshipsareintendedtoapplyparticularlytothefollowing:nickel-aluminum-siliconspecimensfinishedtocommercialmillstandardsforhardnesstesting,coveringtheentirerangeofthesealloysfromtheirannealedtotheirheavilycold-workedorage-hardenedconditions,includingtheirintermediateconditions.1.4ConversionTable4presentsdataontherelationshipamongBrinellhardness,Vickershardness,Rockwellhardness,andRockwellsuperficialhardnessofcartridgebrass.1.5ConversionTable5presentsdataontherelationshipbetweenBrinellhardnessandRockwellBhardnessofausteniticstainlesssteelplateintheannealedcondition.1.6ConversionTable6presentsdataontherelationshipbetweenRockwellhardnessandRockwellsuperficialhardnessofausteniticstainlesssteelsheet.1.7ConversionTable7presentsdataontherelationshipamongBrinellhardness,Vickershardness,Rockwellhardness,Rockwellsuperficialhardness,andKnoophardnessofcopper.1.8ConversionTable8presentsdataontherelationshipamongBrinellhardness,Rockwellhardness,andVickershardnessofalloyedwhiteiron.1.9ConversionTable9presentsdataontherelationshipamongBrinellhardness,Vickershardness,Rockwellhardness,andRockwellsuperficialhardnessofwroughtaluminumproducts.1.10Manyoftheconversionvaluespresentedhereinwereobtainedfromcomputer-generatedcurvesofactualtestdata.MostRockwellhardnessnumbersarepresentedtothenearest0.1or0.5hardnessnumbertopermitaccuratereproductionofthesecurves.Sinceallconvertedhardnessvaluesmustbeconsideredapproximate,however,allconvertedRockwellhardnessnumbersshallberoundedtothenearestwholenumberinaccordancewithPracticeE29.1.11AppendixX1-AppendixX9containequationsdevelopedfromthedatainTable1-9,respectively,toconvertfromonehardnessscaletoanother.Sinceallconvertedhardnessvaluesmustbeconsideredapproximate,however,allconvertedhardnessnumbersshallberoundedinaccordancewithPracticeE29.1.12Conversionofhardnessvaluesshouldbeusedonlywhenitisimpossibletotestthematerialundertheconditionsspecified,andwhenconversionismadeitshouldbedonewithdiscretionandundercontrolledconditions.Eachtypeofhardnesstestissubjecttocertainerrors,butifprecautionsarecarefullyobserved,thereliabilityofhardnessreadingsmadeoninstrumentsoftheindentationtypewillbefoundcomparable.Differencesinsensitivitywithintherangeofagivenhardnessscale(forexample,RockwellB)maybegreaterthanbetweentwodifferentscalesortypesofinstruments.Theconversionvalues,whetherfromthetablesorcalculatedfromtheequations,areonlyapproximateandmaybeinaccurateforspecificapplication.
【中国标准分类号】:H22
【国际标准分类号】:77_040_10
【页数】:21P.;A4
【正文语种】: