ASTM B667-1997(2009) 电接触阻力测量用探头的制造和使用的标准实施规程
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【英文标准名称】:StandardPracticeforConstructionandUseofaProbeforMeasuringElectricalContactResistance
【原文标准名称】:电接触阻力测量用探头的制造和使用的标准实施规程
【标准号】:ASTMB667-1997(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:B02.11
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:接触电阻
【英文主题词】:contactresistance;electricalcontact;goldprobe;reliability;resistanceprobe;wireprobe;Electricalresistance/resistivity--electricalcontactmaterials;Electricalcontactmaterials;Probemethods
【摘要】:Electricalcontactresistanceisanimportantcharacteristicofthecontactincertaincomponents,suchasconnectors,switches,sliprings,andrelays.Ordinarily,contactresistanceisrequiredtobelowandstableforproperfunctioningofmanydevicesorapparatusinwhichthecomponentisused.Itismoreconvenienttodeterminecontactresistancewithaprobethantoincorporatethecontactmaterialintoanactualcomponentforthepurposeofmeasurement.However,iftheprobecontactmaterialisdifferentfromthatemployedinthecomponent,theresultsobtainedmaynotbeapplicabletothedevice.Informationoncontactresistanceisusefulinmaterialsdevelopment,infailureanalysisstudies,inthemanufacturingandqualitycontrolofcontactdevices,andinresearch.Contactresistanceisnotauniquesingle-valuedpropertyofamaterial.Itisaffectedbythemechanicalconditionsofthecontact,thegeometryandroughnessofcontactingsurfaces,surfacecleanliness,andcontacthistory,aswellasbythematerialpropertiesofhardnessandconductivityofbothcontactingmembers.Anobjectiveofthispracticeistodefineandcontrolmanyoftheknownvariablesinsuchawaythatvalidcomparisonsofthecontactpropertiesofmaterialscanbemade.Insometechniquesformeasuringcontactresistanceitisnotpossibletoeliminatebulkresistance,thatis,theresistanceofthemetalpiecescomprisingthecontactandtheresistanceofthewiresandconnectionsusedtointroducethetestcurrentintothesamples.Inthesecases,themeasurementisactuallyofanoverallresistance,whichisoftenconfusedwithcontactresistance.1.1Thispracticedescribesequipmentandtechniquesformeasuringelectricalcontactresistancewithaprobeandthepresentationofresults.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.ItistheresponsibilityoftheuserofthisstandardtobecomefamiliarwithallhazardsincludingthoseidentifiedintheappropriateMaterialSafetyDataSheet(MSDS)forthisproduct/materialasprovidedbythemanufacturer,toestablishappropriatesafetyandhealthpractices,anddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N25
【国际标准分类号】:17_220_20
【页数】:5P.;A4
【正文语种】:英语
【原文标准名称】:电接触阻力测量用探头的制造和使用的标准实施规程
【标准号】:ASTMB667-1997(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:B02.11
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:接触电阻
【英文主题词】:contactresistance;electricalcontact;goldprobe;reliability;resistanceprobe;wireprobe;Electricalresistance/resistivity--electricalcontactmaterials;Electricalcontactmaterials;Probemethods
【摘要】:Electricalcontactresistanceisanimportantcharacteristicofthecontactincertaincomponents,suchasconnectors,switches,sliprings,andrelays.Ordinarily,contactresistanceisrequiredtobelowandstableforproperfunctioningofmanydevicesorapparatusinwhichthecomponentisused.Itismoreconvenienttodeterminecontactresistancewithaprobethantoincorporatethecontactmaterialintoanactualcomponentforthepurposeofmeasurement.However,iftheprobecontactmaterialisdifferentfromthatemployedinthecomponent,theresultsobtainedmaynotbeapplicabletothedevice.Informationoncontactresistanceisusefulinmaterialsdevelopment,infailureanalysisstudies,inthemanufacturingandqualitycontrolofcontactdevices,andinresearch.Contactresistanceisnotauniquesingle-valuedpropertyofamaterial.Itisaffectedbythemechanicalconditionsofthecontact,thegeometryandroughnessofcontactingsurfaces,surfacecleanliness,andcontacthistory,aswellasbythematerialpropertiesofhardnessandconductivityofbothcontactingmembers.Anobjectiveofthispracticeistodefineandcontrolmanyoftheknownvariablesinsuchawaythatvalidcomparisonsofthecontactpropertiesofmaterialscanbemade.Insometechniquesformeasuringcontactresistanceitisnotpossibletoeliminatebulkresistance,thatis,theresistanceofthemetalpiecescomprisingthecontactandtheresistanceofthewiresandconnectionsusedtointroducethetestcurrentintothesamples.Inthesecases,themeasurementisactuallyofanoverallresistance,whichisoftenconfusedwithcontactresistance.1.1Thispracticedescribesequipmentandtechniquesformeasuringelectricalcontactresistancewithaprobeandthepresentationofresults.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.ItistheresponsibilityoftheuserofthisstandardtobecomefamiliarwithallhazardsincludingthoseidentifiedintheappropriateMaterialSafetyDataSheet(MSDS)forthisproduct/materialasprovidedbythemanufacturer,toestablishappropriatesafetyandhealthpractices,anddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N25
【国际标准分类号】:17_220_20
【页数】:5P.;A4
【正文语种】:英语
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