ASTM G185-2006 用旋转柱体电极评价和鉴定油田和精炼厂腐蚀抑制剂的标准实施规程

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【英文标准名称】:StandardPracticeforEvaluatingandQualifyingOilFieldandRefineryCorrosionInhibitorsUsingtheRotatingCylinderElectrode
【原文标准名称】:用旋转柱体电极评价和鉴定油田和精炼厂腐蚀抑制剂的标准实施规程
【标准号】:ASTMG185-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:(Practice)
【标准水平】:()
【中文主题词】:条件;腐蚀抑制剂;电极;评定;装卸设备;天然气;油田;炼油厂;石油产品;旋转汽缸
【英文主题词】:corrosioninhibitor;electrochemical;high-pressure;high-temperature;laboratoryevaluation;massloss;oil-fieldinhibitors;RCE;refineryinhibitors;rotatingcylinderelectrode
【摘要】:Selectionofcorrosioninhibitorforoilfieldandrefineryapplicationsinvolvesqualificationofcorrosioninhibitorsinthelaboratory(seeGuideG170).Fieldconditionsshouldbesimulatedinthelaboratoryinafastandcost-effectivemanner(1).3Oilfieldcorrosioninhibitorsshouldprovideprotectionoverarangeofflowconditionsfromstagnanttothatfoundduringtypicalproductionconditions.Notallinhibitorsareequallyeffectiveoverthisrangeofconditionssothatisimportantforaproperevaluationofinhibitorstotesttheinhibitorsusingarangeofflowconditions.TheRCEisacompactandrelativelyinexpensiveapproachtoobtainingvaryinghydrodynamicconditionsinalaboratoryapparatus.Itallowselectrochemicalmethodsofestimatingcorrosionratesonthespecimenandproducesauniformhydrodynamicstateacrossthemetaltestsurface.(2-21)Inthispractice,ageneralprocedureispresentedtoobtainreproducibleresultsusingRCEtosimulatetheeffectsofdifferenttypesofcouponmaterials,inhibitorconcentrations,oil,gasandbrinecompositions,temperature,pressure,andflow.Oilfieldfluidsmayoftencontainsand.Thispracticedoesnotcovererosiveeffectsthatoccurwhensandispresent.1.1Thispracticecoversagenerallyacceptedproceduretousetherotatingcylinderelectrode(RCE)forevaluatingcorrosioninhibitorsforoilfieldandrefineryapplicationsindefinedflowconditions.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E97
【国际标准分类号】:75_200
【页数】:8P.;A4
【正文语种】: