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【英文标准名称】:Non-destructivetesting-TestmethodforresidualstressanalysisbyX-raydiffraction;GermanversionEN15305:2008
【原文标准名称】:无损检测.X射线衍射法对残余应力分析用试验方法
【标准号】:DINEN15305-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-01
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:检验设备;定义;衍射;宏观的;材料;材料试验;测量;测量装置;测量技术;方法试验;无损的;无损检验;残余应力;试样;应力;表面;试件;试验;试验装置;X射线衍射法;X射线衍射分析;X射线
【英文主题词】:Checkingequipment;Definition;Definitions;Diffraction;Macroscopic;Materials;Materialstesting;Measurement;Measuringdevices;Measuringtechniques;Methodtesting;Non-destructive;Non-destructivetesting;Residualstresses;Samples;Stress;Surfaces;Testpieces;Testing;Testingdevices;X-raydiffraction;X-raydiffractionanalysis;X-rays
【摘要】:ThisEuropeanStandarddescribesthetestmethodforthedeterminationofmacroscopicresidualorappliedstressesnon-destructivelybyX-raydiffractionanalysisinthenear-surfaceregionofapolycrystallinespecimenorcomponent.Allmaterialswithasufficientdegreeofcrystallinitycanbeanalysed,butlimitationsmayariseinthefollowingcases(briefindicationsaregiveninClause12):--Stressgradients;--Latticeconstantsgradient;--Surfaceroughness;--Non-flatsurfaces(see5.1.2);--Highlytexturedmaterials;--Coarsegrainedmaterial(see5.1.4);--Multiphasematerials;--Overlappingdiffractionlines;--Broaddiffractionlines.Thespecificproceduresdevelopedforthedeterminationofresidualstressesinthecaseslistedabovearenotincludedinthisdocument.ThemethoddescribedisbasedontheangulardispersivetechniquewithreflectiongeometryasdefinedbyEN13925-1.Therecommendationsinthisdocumentaremeantforstressanalysiswhereonlythediffractionlineshiftisdetermined.ThisEuropeanStandarddoesnotcovermethodsforresidualstressanalysesbasedonsynchrotronX-rayradiationanditdoesnotexhaustivelyconsiderallpossibleareasofapplication.RadiationProtection.ExposureofanypartofthehumanbodytoX-rayscanbeinjurioustohealth.ItisthereforeessentialthatwheneverX-rayequipmentisused,adequateprecautionsshouldbetakentoprotecttheoperatorandanyotherpersoninthevicinity.RecommendedpracticeforradiationprotectionaswellaslimitsforthelevelsofX-radiationexposurearethoseestablishedbynationallegislationineachcountry.Iftherearenoofficialregulationsorrecommendationsinacountry,thelatestrecommendationsoftheInternationalCommissiononRadiologicalProtectionshouldbeapplied.
【中国标准分类号】:H26
【国际标准分类号】:19_100
【页数】:88P.;A4
【正文语种】:德语