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【英文标准名称】:Non-destructivetesting-Ultrasonicexamination-Time-of-flightdiffractiontechniqueasamethodfordetectionandsizingofdiscontinuities
【原文标准名称】:无损检验.超声波检验.用飞逝的时间衍射技术作为非连续性缺陷检测和确定缺陷尺寸的方法
【标准号】:BSDDENV583-6-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-07-15
【实施或试行日期】:2000-07-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:无损;试验设备;测量;飞行时间衍射技术;衍射;探头;无损检验;低碳钢;薄板材;不均匀性;试验;可听信号;试验技术;超声检验;超声波学;试验要求;材料测试;定义;材料试验;板;声压
【英文主题词】:
【摘要】:ThisEuropeanhestandarddefinesthegeneralprinciplesfortheapplicationoftheTimeof-flightdiffracton('?0FD)techniqueforbothdetectionandsizingofdiscontinuitiesinlowalloyedcarbonsteelcomponents.Itcouldalsobeusedforothertypesofmaterials,providedtheapplicationoftheTOFDtechniqueisperformedwithnecessaryconsiderationofgeomeixy,acousticalpropertiesofthematerialsandthesensitivityoftheexaminationAlthoughitisapplicable,ingeneralterms,todiscontinuitiesinmaterialsandapplicationscoveredbyEN583-1,itcontallisreferencestotheapplicationonwelds.Thisapproachhasbeenchosenforreasonsofclarityastotheultmsonicprobepositionsanddirectionsofscanning.Unlessotherwisespecifiedinthereferencingdocuments,theminimumrequirementsofthishestandardareapplicable.Unlessexplicitlystatedotherwise,thishestandardisapplicabletothefollowingproductclassesasdefinedinEN583-2-class1,withoutrestrictions;-classes2and3,restrictionswillapplyasstatedinclause9.Theinspectionofproductsofclasses4and5wiilrequirespecialprocedures.Theseareaddressedinclause9aswell.
【中国标准分类号】:H26
【国际标准分类号】:19_100
【页数】:10P;A4
【正文语种】:英语