ASTM G139-2005 用破坏载荷法测定可热处理铝合金制品的抗应力腐蚀开裂特性的标准试验方法

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【英文标准名称】:StandardTestMethodforDeterminingStress-CorrosionCrackingResistanceofHeat-TreatableAluminumAlloyProductsUsingBreakingLoadMethod
【原文标准名称】:用破坏载荷法测定可热处理铝合金制品的抗应力腐蚀开裂特性的标准试验方法
【标准号】:ASTMG139-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:G01.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:alternateimmersion;aluminumalloys;corrosion;heat-treatablealuminumalloys;outdoorexposure;residualstrength;SCC;stress-corrosioncracking;tensiontesting
【摘要】:1.1Thistestmethodcoversproceduresforevaluationofstresscorrosioncracking(SCC)resistancebythebreakingloadtestmethod,aconceptwhichusesresidualstrengthasthemeasureofdamageevolution(inthiscaseenvironmentallyassistedcracking).1.2Thistestmethodcoversspecimentypeandreplication,testenvironment,stresslevels,exposureperiods,finalstrengthdetermination,andstatisticalanalysisoftherawresidualstrengthdata.1.3Thetestmethodwasdevelopedforusewithheat-treatablealuminumalloys,thatis,2XXXalloysand7XXXwith1.2to3.0%Cu,andtestspecimensorientedintheshort-transversedirectionrelativetograinstructure(,).However,theresidualstrengthmeasurementsandthestatisticsusedtoanalyzethedataarenotspecifictoheat-treatablealuminumalloysandcanbeusedforotherspecimenorientationsanddifferenttypesofmaterials.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H61
【国际标准分类号】:77_040_10;77_150_10
【页数】:10P.;A4
【正文语种】: