ASTM B568-1998(2009) 用X射线光度法测量镀层厚度的标准试验方法
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【英文标准名称】:StandardTestMethodforMeasurementofCoatingThicknessbyX-RaySpectrometry
【原文标准名称】:用X射线光度法测量镀层厚度的标准试验方法
【标准号】:ASTMB568-1998(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:B08.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:absorption;collimator;emission;filter;ratio;X-ray;Performance--metals/alloysmaterials/applications;Radiationexposure;Substrates--coatingapplications;Surfaceanalysis--electrodeposits/electroplating;Thickness--electrodepositedcoatings;XRF(X
【摘要】:Thisisasensitive,noncontact,andnondestructivemethodformeasuringthecoatingthickness(andinsomecases,coatingcomposition)ofmetallicandsomenonmetalliccoatingsoverarangeofthicknessesfromaslittleas0.01x03BC;mtoasmuchas75x03BC;mdependingonthecoatingandsubstratematerials.Itcanbeusedtomeasurecoatingandbasecombinationsthatarenotreadilymeasuredbyothertechniques.Thecoatingthicknessisanimportantfactorintheperformanceofacoatinginservice.1.1ThistestmethodcoverstheuseofX-rayspectrometrytodeterminethicknessofmetallicandsomenonmetalliccoatings.1.2ThemaximummeasurablethicknessforagivencoatingisthatthicknessbeyondwhichtheintensityofthecharacteristicsecondaryXradiationfromthecoatingorthesubstrateisnolongersensitivetosmallchangesinthickness.1.3Thistestmethodmeasuresthemassofcoatingperunitarea,whichcanalsobeexpressedinunitsoflinearthicknessprovidedthatthedensityofthecoatingisknown.1.4ProblemsofpersonnelprotectionagainstradiationgeneratedinanX-raytubeoremanatingfromaradioisotopesourcearenotcoveredbythistestmethod.Forinformationonthisimportantaspect,referenceshouldbemadetocurrentdocumentsoftheNationalCommitteeonRadiationProtectionandMeasurement,FederalRegister,NuclearRegulatoryCommission,NationalInstituteofStandardsandTechnology(formerlytheNationalBureauofStandards),andtostateandlocalcodesifsuchexist.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:17_040_20
【页数】:8P.;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforUseofProtectiveCoatingStandardsinNuclearPowerPlants
【原文标准名称】:核发电厂保护涂料标准使用的标准指南
【标准号】:ASTMD5144-2008e1
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D33.02
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:ANSIreplacementstandards;decontamination;DesignBasisAccident(DBA);nuclearpowerplants;protectivecoatingstandards;qualificationtesting;qualityassuranceCoatingServiceLevelI,CoatingServiceLevelII,andCoatingServiceLevelIII;radi
【摘要】:ThisguideaddressestheconcernsofRegulationGuide1.54andUSNRCStandardReviewPlan6.1.2,andthereplacementofANSIStandardsN5.12,N101.2,andN101.4.Thisguidecoverscoatingworkonpreviouslycoatedsurfacesaswellasbaresubstrates.ThisguideappliestoallcoatingworkinCoatingServiceLevelIandIIIareas(thatis,safety-relatedcoatingwork).ApplicablesectionsofthisguidemayalsobeusedtoevaluateandselectprotectivecoatingsforCoatingServiceLevelIIareaswheredeemedappropriatebythelicensee.Thetestingreferencedinthisguideisparticularlyappropriateforsafety-relatedcoatingsinsidethereactor-containment.Othertestmethodsmaybeusedforassessingthesuitabilityforserviceofsafety-relatedcoatingsoutsidethereactor-containment.CriteriaforqualificationandperformancemonitoringofCoatingServiceLevelIIIcoatingsshallbeaddressedinjobspecifications.GuidanceforselectingandperformancemonitoringofCoatingServiceLevelIIIcoatingsisprovidedGuidesD7230andD7167respectively,andSections4.4and4.5ofEPRI1003102(formerlyTR-109937).Usersofthisguidemustensurethatcoatingsworkcompliesnotonlywiththisguide,butalsowiththelicensee''splant-specificqualityassuranceprogramandlicensingcommitments.Safety-RelatedCoatings:ThequalificationofcoatingsforCoatingServiceLevelsIandIIIaredifferenteventhoughtheyarebothsafety-related.ThisguideprovidestheminimumrequirementsforqualifyingCoatingServiceLevelIcoatingsandalsoprovidesguidanceforadditionalqualificationteststhatmaybeusedtoevaluateCoatingServiceLevelIcoatings.ThisguidealsoprovidesguidanceconcerningselectionofCoatingServiceLevelIIIcoatings.CoatingServiceLevelICoatings:AllCoatingServiceLevelIcoatingsmustberesistanttotheeffectsofradiationandmustbeDBAqualified.Thetestspecimensshallbeprepared,irradiatedandDBAtestedandevaluatedinaccordancewiththerequirementsof:(a)TestMethodD3911orplantspecificrequirementsasapplicable,(b)TestMethodD4082,and(c)SpecificationD5139.Inadditiontotherequirementsof4.4.2.1,CoatingServiceLevelIcoatingsmaybeevaluatedforadditionalqualitiesormayrequireapplicationcontrolswhendeemedapplicablebythejobspecificationsorlicensingcommitments.Thefollowingdocumentsprovideguidanceforapplication,possibleadditionaltestingorforthefurtherevaluationofCoatingServiceLevelIcoatingswhenapplicable:(a)TestMethodC177,(b)PracticeD3843,(c)TestMethodD3912,(d)TestMethodD4060,(e)PracticeD4227,(f)PracticeD4228,(g)GuideD4537,(h)TestMethodD4541,(i)TestMethodE84,(j)TestMethodE1461,and(k)TestMethodE1530.ConditionassessmentandmanagementofCoatingServiceLevelIcoatingsisalsorequiredbythelicenseetomaintaintheco......
【中国标准分类号】:G50
【国际标准分类号】:27_120_10
【页数】:6P.;A4
【正文语种】:英语
【英文标准名称】:Cryolite,naturalandartificial;Determinationofironcontent;1,10-Phenanthrolinephotometricmethod
【原文标准名称】:天然和人造冰晶石铁含量的测定1,10-菲罗啉光度法
【标准号】:ISO1694-1976
【标准状态】:现行
【国别】:国际
【发布日期】:1976-09
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC47
【标准类型】:()
【标准水平】:()
【中文主题词】:分光光度测量分析;冰晶石;铝矿;分光光度法;化学分析和试验;含量测定;化学分析;铁
【英文主题词】:Aluminiumores;Chemicalanalysisandtesting;Cryolite;Determinationofcontent;Iron;Spectrophotometry
【摘要】:Appliesforthedeterminationofnaturalandsyntheticmaterialshavingamolarratiosodiumfluoride/aluminiumtrifluoridebetween3and1,7approximately.Themethodisapplicabletoproductshavinganironcontentequaltoorgreaterthan0,020%(m/m).Theprincipleconsistsindissolutionofatestportionbyeitheralkalineoracidfusion.Reductionofiron(III)withhydroxylammoniumchloride,formationofthecomplexiron(II)-1,10-phenathrolineinabufferedmediumatpHvaluebetween3,5and4,2.Photometricmeasurementofthecolouredcomplexatawavelengthofabout510nm.AppliesISORecommendationR1694-1970.
【中国标准分类号】:D59
【国际标准分类号】:73_060_40
【页数】:5P.;A4
【正文语种】:英语