ASTM G119-2004 测定磨损与腐蚀之间最佳协和作用的标准指南

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【英文标准名称】:StandardGuideforDeterminingSynergismBetweenWearandCorrosion
【原文标准名称】:测定磨损与腐蚀之间最佳协和作用的标准指南
【标准号】:ASTMG119-2004
【标准状态】:现行
【国别】:
【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】:G02.40
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:溶液;导向装置;磨损;侵蚀;泥浆;腐蚀;含水的
【英文主题词】:aqueous;corrosion;electrochemical;erosion-corrosion;slurries;solutions;synergism;wear
【摘要】:Wearandcorrosioncaninvolveanumberofmechanicalandchemicalprocesses.Thecombinedactionoftheseprocessescanresultinsignificantmutualinteractionbeyondtheindividualcontributionsofmechanicalwearandcorrosion(1-5).3Thisinteractionamongabrasion,rubbing,impactandcorrosioncansignificantlyincreasetotalmateriallossesinaqueousenvironments,thusproducingasynergisticeffect.Reductionofeitherthecorrosionorthewearcomponentofmateriallossmaysignificantlyreducethetotalmaterialloss.Apracticalexamplemaybeastainlesssteelthathasexcellentcorrosionresistanceintheabsenceofmechanicalabrasion,butreadilywearsandcorrodeswhenabrasiveparticlesremoveitscorrosion-resistantpassivefilm.Quantificationofwear/corrosionsynergismcanhelpguidetheusertothebestmeansofloweringoverallmaterialloss.Theproceduresoutlinedinthisguidecannotbeusedforsystemsinwhichanycorrosionproductssuchasoxidesareleftonthesurfaceafteratest,resultinginapossibleweightgain.1.1Thisguideprovidesameansforcomputingtheincreasedwearlossrateattributedtosynergismorinteractionthatmayoccurinasystemwhenbothwearandcorrosionprocessescoexist.Theguideappliestosystemsinliquidsolutionsorslurriesanddoesnotincludeprocessesinagas/solidsystem.1.2Thisguideappliestometallicmaterialsandcanbeusedinagenericsensewithanumberofwear/corrosiontests.ItisnotrestrictedtousewithapprovedASTMtestmethods.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H25;J04
【国际标准分类号】:77_060
【页数】:6P.;A4
【正文语种】: