ANSI/ASTM E915-1996 测量剩余应力用的X射线衍射仪验证方法

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【英文标准名称】:MethodforVerifyingtheAlignmentofX-RayDiffractionInstrumentationforResidualStressMeasurement
【原文标准名称】:测量剩余应力用的X射线衍射仪验证方法
【标准号】:ANSI/ASTME915-1996
【标准状态】:现行
【国别】:美国
【发布日期】:1996
【实施或试行日期】:1999-02-18
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:X射线;测量
【英文主题词】:measurement;x-rays
【摘要】:Thistestmethodcoversthepreparationanduseofaflatstress-freetestspecimenforthepurposeofcheckingthesystematicerrorcausedbyinstrumentmisalignmentorsamplepositioninginX-raydiffractionresidualstressmeasurement,orboth.ThistestmethodisapplicabletoapparatusintendedforX-raydiffractionmacroscopicresidualstressmeasurementinpolycrystallinesamplesemployingmeasurementofadiffractionpeakpositioninthehigh-backreflectionregion,andinwhichthe,2,androtationaxescanbemadetocoincide(see).Thistestmethoddescribestheuseofironpowderwhichhasbeeninvestigatedinround-robinstudiesforthepurposeofverifyingthealignmentofinstrumentationintendedforstressmeasurementinferriticormartensiticsteels.Toverifyinstrumentalignmentpriortostressmeasurementinotheralloys,basemetalpowderhavingthesamecrystalstructureasthealloyshouldbepreparedinsimilarfashionandusedtocheckinstrumentalignmentattheappropriatediffractionangle.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N51
【国际标准分类号】:
【页数】:
【正文语种】:英语