ASTM F746-2004(2009)e1 金属外科植入材料的凹痕或裂隙腐蚀的试验方法
作者:标准资料网
时间:2024-05-20 15:11:39
浏览:9948
来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardTestMethodforPittingorCreviceCorrosionofMetallicSurgicalImplantMaterials
【原文标准名称】:金属外科植入材料的凹痕或裂隙腐蚀的试验方法
【标准号】:ASTMF746-2004(2009)e1
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:F04.15
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:crevicecorrosion;passivemetals;pittingcorrosion;potentiostaticpolarizationmeasurements;surgicalimplantmaterials;Corrosion--surgicalimplants;Crevicecorrosion;Metallicsurgicalimplantmaterials;Pittingcorrosion;Testingmethods--surgical
【摘要】:Thistestmethodisdesignedsolelyfordeterminingcomparativelaboratoryindicesofperformance.Theresultsmaybeusedforrankingalloysinorderofincreasingresistancetopittingandcrevicecorrosionunderthespecificconditionsofthismethod.Itshouldbenotedthatthemethodisintentionallydesignedtoreachconditionsthataresufficientlyseveretocausebreakdownofatleastonealloy(Type316Lstainlesssteel)currentlyconsideredacceptableforsurgicalimplantuse,andthatthosealloyswhichsufferpittingorcrevicecorrosionduringthemoresevereportionsofthetestdonotnecessarilysufferlocalizedcorrosionwhenplacedwithinthehumanbodyasasurgicalimplant.1.1Thistestmethodcoversthedeterminationofresistancetoeitherpittingorcrevicecorrosionofmetalsandalloysfromwhichsurgicalimplantswillbeproduced.Itisamodifiedversionofanestablishedtestandisusedasascreeningtesttoranksurgicalimplantalloysinorderoftheirresistancetolocalizedcorrosion.1.2Thistestmethodappliesonlytopassivemetalsandalloys.Nonpassivealloys(otherthannoblealloys)aresusceptibletogeneralcorrosionandarenotnormallysuitableforimplantuse.1.3Thistestmethodisintendedforuseasalaboratoryscreeningtestformetalsandalloyswhichundergopittingorcrevicecorrosion,orboth.1.4ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C45
【国际标准分类号】:11_040_40
【页数】:6P.;A4
【正文语种】:英语
【原文标准名称】:金属外科植入材料的凹痕或裂隙腐蚀的试验方法
【标准号】:ASTMF746-2004(2009)e1
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:F04.15
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:crevicecorrosion;passivemetals;pittingcorrosion;potentiostaticpolarizationmeasurements;surgicalimplantmaterials;Corrosion--surgicalimplants;Crevicecorrosion;Metallicsurgicalimplantmaterials;Pittingcorrosion;Testingmethods--surgical
【摘要】:Thistestmethodisdesignedsolelyfordeterminingcomparativelaboratoryindicesofperformance.Theresultsmaybeusedforrankingalloysinorderofincreasingresistancetopittingandcrevicecorrosionunderthespecificconditionsofthismethod.Itshouldbenotedthatthemethodisintentionallydesignedtoreachconditionsthataresufficientlyseveretocausebreakdownofatleastonealloy(Type316Lstainlesssteel)currentlyconsideredacceptableforsurgicalimplantuse,andthatthosealloyswhichsufferpittingorcrevicecorrosionduringthemoresevereportionsofthetestdonotnecessarilysufferlocalizedcorrosionwhenplacedwithinthehumanbodyasasurgicalimplant.1.1Thistestmethodcoversthedeterminationofresistancetoeitherpittingorcrevicecorrosionofmetalsandalloysfromwhichsurgicalimplantswillbeproduced.Itisamodifiedversionofanestablishedtestandisusedasascreeningtesttoranksurgicalimplantalloysinorderoftheirresistancetolocalizedcorrosion.1.2Thistestmethodappliesonlytopassivemetalsandalloys.Nonpassivealloys(otherthannoblealloys)aresusceptibletogeneralcorrosionandarenotnormallysuitableforimplantuse.1.3Thistestmethodisintendedforuseasalaboratoryscreeningtestformetalsandalloyswhichundergopittingorcrevicecorrosion,orboth.1.4ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C45
【国际标准分类号】:11_040_40
【页数】:6P.;A4
【正文语种】:英语
下载地址:
点击此处下载