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【英文标准名称】:StandardTestMethodforCorrosionofAircraftMetalsbyTotalImmersioninMaintenanceChemicals
【原文标准名称】:通过完全浸没在保养用化学制品中测试飞行器金属耐腐蚀性的标准试验方法
【标准号】:ASTMF482-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:F07.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:aircraftmetals;corrosionratesasweightlosspersurfaceunitdividedbyexposuretimeperday;inconcentrate;inusedilution;liquidcorrosiveness;metalcorrodibility;tank-typechemicals;temperaturecontrol;timecontrol;totalimmersioncorrosion;visualcorrosivedeterioration
【摘要】:Thistestmethodnotonlyprovidesinformationontheaccumulatedeffectsofcorrosionatspecifictimeperiodsunderagivensetofconditions,butalsoprovidesinformationontheinitialrateofcorrosionofvirginmetal,thecorrosionrateofmetalperunittimeafterlongexposure,andtheinitialcorrosionrateofvirginmetalafterlongexposureofthecorrodingfluidtometal.Thetestalsoprovidesameansofdeterminingthedirectioncorrosionwilltakewithtime,althoughcausesforincreaseordecreaseinthecorrosivenessandcorrodibilityofmediaandmetal(suchaspassivefilmformationordestruction,depletionofcorrosivecontaminate,andsoforth)asafunctionoftimearenotgiven.1.1Thistestmethodcoversthedeterminationofthecorrosivenessoftank-typeaircraftmaintenancechemicalsonaircraftmetalsandthecorrodibilityofmetalsinthesemaintenancechemicalswithtime.Thedeterminationismadeunderconditionsoftotalimmersionbyacombinationofweightchangemeasurementsandvisualqualitativedeterminationsofchange.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificprecautions,seeSection5.
【中国标准分类号】:
【国际标准分类号】:49_025_05(FERROUSALLOYSINGENERAL);49_025_15(NON-FERROUSALLOYSINGENERAL)
【页数】:5P.;A4
【正文语种】: