【英文标准名称】:StandardTestMethodforUsingAtmosphericPressureRotatingCage
【原文标准名称】:使用大气压力回转笼的标准试验方法
【标准号】:ASTMG202-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:G01.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:aboratoryevaluation;massloss;rotatingcage(RC)
【摘要】:nbsp;nbsp;nbsp;Therotatingcage(RC)testsystemisrelativelyinexpensivesystemthatusesflatspecimenstoassesstheeffectofflowacrossaspecimenonthecorrosionthatoccursonthespecimen.Thissystemdoesnotproduceaneasilycharacterizedflowsystembutitisadjustableoverawiderangeofflowratesandusesreadilyavailablespecimens.(1-11).nbsp;nbsp;nbsp;TheRCmethodcanbeusedtoevaluateeithercorrosioninhibitorsormaterialsorboth.GuideG184describestheproceduretouserotatingcagetoevaluatecorrosioninhibitors.Inthistestmethod,ageneralprocedureispresentedtoobtainreproducibleresultsusingatmosphericpressureRCdescribedinGuideG184tosimulatetheeffectsofdifferenttypesofcouponmaterials,inhibitorconcentrations,oil,gasandsolutioncompositions,andflow.Oilfieldfluidsmayoftencontainsand;however,thistestmethoddoesnotcovererosiveeffectsthatoccurwhensandispresent.1.1Thistestmethodcoversagenerallyacceptedproceduretoconducttherotatingcage(RC)experimentunderatmosphericpressure.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H25
【国际标准分类号】:77_060
【页数】:5P.;A4
【正文语种】: