ASTM F482-2003 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

作者:标准资料网 时间:2024-05-14 04:08:52  浏览:9307   来源:标准资料网

【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】: