BS ISO 12732-2006 金属和合金腐蚀.利用双环网络法进行电化学电动势活化测量
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【英文标准名称】:Corrosionofmetalsandalloys-Electrochemicalpotentiokineticreactivationmeasurementusingthedoubleloopmethod(basedonCihal'smethod)
【原文标准名称】:金属和合金腐蚀.利用双环网络法进行电化学电动势活化测量
【标准号】:BSISO12732-2006
【标准状态】:作废
【国别】:英国
【发布日期】:2006-09-29
【实施或试行日期】:2006-09-29
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:合金;腐蚀;防腐蚀;耐腐蚀性;腐蚀试验;定义;电化学腐蚀;电化学;颗粒间腐蚀;金属材料;金相学;金属;镍合金;镍基合金;斑蚀;电位测量法;保护措施;感光的;不锈钢;应力腐蚀
【英文主题词】:Alloys;Corrosion;Corrosionprotection;Corrosionresistance;Corrosiontests;Definition;Definitions;Electrochemicalcorrosion;Electrochemistry;Intergranularcorrosion;Metallicmaterials;Metallography;Metals;Nickelalloys;Nickelbasealloys;Pittingcorrosion;Potentiometricmethods;Protectivemeasures;Sensitization;Stainlesssteels;Stresscorrosion
【摘要】:ThisInternationalStandardspecifiesthemethodformeasuringthedegreeofsensitization(DOS)instainlesssteelandnickel-basedalloysusingtheDoubleLoopElectrochemicalPotentiokineticReactivation(DL-EPR)test(basedonCihal'smethod).Themethodmaybeusedforthequantitativeassessmentofdeleteriousthermaleffectsresultingintheformationofalloy-element-depletedzonesatgrainboundariesorinthematrix.However,attentionshouldbepaidwhentestingheat-affectedweldzones,duetopossiblenon-uniformdistributionofsensitizedzonesalongthefusionlines.Theresultsofthetestcanbeusedasanindextoidentifythepotentialsusceptibilityofstainlesssteelandnickel-basedalloystointergranularcorrosion,pittingcorrosion,andintergranular-stresscorrosioncracking,butpredictionofthesecorrosionmodesdependsoncomplementaryspecifictesting.ThisInternationalStandarddescribesthegeneralmethodologyand,inAnnexC,givesexamplesofsuitabletestexposureconditionsforspecificalloys.
【中国标准分类号】:H25
【国际标准分类号】:77_060
【页数】:22P.;A4
【正文语种】:英语
【原文标准名称】:金属和合金腐蚀.利用双环网络法进行电化学电动势活化测量
【标准号】:BSISO12732-2006
【标准状态】:作废
【国别】:英国
【发布日期】:2006-09-29
【实施或试行日期】:2006-09-29
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:合金;腐蚀;防腐蚀;耐腐蚀性;腐蚀试验;定义;电化学腐蚀;电化学;颗粒间腐蚀;金属材料;金相学;金属;镍合金;镍基合金;斑蚀;电位测量法;保护措施;感光的;不锈钢;应力腐蚀
【英文主题词】:Alloys;Corrosion;Corrosionprotection;Corrosionresistance;Corrosiontests;Definition;Definitions;Electrochemicalcorrosion;Electrochemistry;Intergranularcorrosion;Metallicmaterials;Metallography;Metals;Nickelalloys;Nickelbasealloys;Pittingcorrosion;Potentiometricmethods;Protectivemeasures;Sensitization;Stainlesssteels;Stresscorrosion
【摘要】:ThisInternationalStandardspecifiesthemethodformeasuringthedegreeofsensitization(DOS)instainlesssteelandnickel-basedalloysusingtheDoubleLoopElectrochemicalPotentiokineticReactivation(DL-EPR)test(basedonCihal'smethod).Themethodmaybeusedforthequantitativeassessmentofdeleteriousthermaleffectsresultingintheformationofalloy-element-depletedzonesatgrainboundariesorinthematrix.However,attentionshouldbepaidwhentestingheat-affectedweldzones,duetopossiblenon-uniformdistributionofsensitizedzonesalongthefusionlines.Theresultsofthetestcanbeusedasanindextoidentifythepotentialsusceptibilityofstainlesssteelandnickel-basedalloystointergranularcorrosion,pittingcorrosion,andintergranular-stresscorrosioncracking,butpredictionofthesecorrosionmodesdependsoncomplementaryspecifictesting.ThisInternationalStandarddescribesthegeneralmethodologyand,inAnnexC,givesexamplesofsuitabletestexposureconditionsforspecificalloys.
【中国标准分类号】:H25
【国际标准分类号】:77_060
【页数】:22P.;A4
【正文语种】:英语
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