【英文标准名称】:StandardTestMethodforCalibrationofAtmosphericCorrosionTestChambersbyChangeinMassofCopperCoupons
【原文标准名称】:通过铜试棒质量变化对大气腐蚀试验室进行校准的标准试验方法
【标准号】:ASTMB810-2001a(2006)
【标准状态】:现行
【国别】:
【发布日期】:2001
【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】:(TestMethod)
【标准水平】:()
【中文主题词】:腐蚀;试验室;大气;校正;铜腐蚀试验
【英文主题词】:acceleratedtesting;atmosphericcorrosion;cleaningtechnique;contacts;copper;electricalcontacts;masschange;mixedflowinggastesting;testcalibration;weightgain
【摘要】:Electricaldevicesthatcontainelectricalcontactsgenerallycontainsomecopper-basedmaterials.Atmosphericcorrosionofcopperpartsinsuchdevicesoftenoccursinserviceenvironments.Aquantitativemeasureoftheeffectofalaboratorycorrosiontestoncopperpermitsassessmentoftheseverityofthetest.Inaddition,corrosiontestsmaybedefinedintermsoftheireffectoncopper;thistestmethodprovidesawayofcomparingonetestagainstastandarddefinedelsewhere,orallowsacomparisonoftheperformanceofatestoveraperiodoftime.Althoughthistestmethodprovidesforarelativelysimplecheckofatest,theuserisadvisedthatadditionalanalysisofthetestchamberambientisgenerallyrequiredtoreproducetestconditions.Atmosphericcorrosiontestsareusedonavarietyofmaterialsbesidescopper.Careshouldbeexercisedindrawingconclusionsabouttheeffectsonsuchmaterialsofapparentlyequivalenttestsifthecompositionofgasesorexperimentalconditionsaredifferent.Theprimaryuseofthiscalibrationtestmethodistoassurecorrelationamongnominallyidenticaltests.1.1Thistestmethodcoversthecalibrationofatmosphericcorrosiontestchambersforelectricalcontactsthatproduceanadherentfilmofcorrosionproductoncopper,suchasatestcomprisedofamixtureofflowinggasesthatreactwithcopper.1.2Thistestmethodisnotapplicabletotestswherecorrosionproductsmayberemovedfromacoppersurfaceduringthetestbyfluids.1.3Thistestmethodisnotapplicabletotestswhereairbornesolidorliquidmaterialmaybedepositedonacoppersurfaceduringthetest,asinatestwhichincludesparticulatessuspendedintheatmosphere.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.ItistheresponsibilityoftheuserofthisstandardtobecomefamiliarwithallhazardsincludingthoseidentifiedintheappropriateMaterialSafetyDataSheet(MSDS)forthisproduct/materialasprovidedbythemanufacturer,toestablishappropriatesafetyandhealthpractices,anddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H62
【国际标准分类号】:77_060
【页数】:6P.;A4
【正文语种】: