【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.用作间断性检测和尺寸分析方法的飞行时间测定法
【标准号】:BSEN583-6-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2009-03-31
【实施或试行日期】:2009-03-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:可听信号;碳素钢;元部件;组件;缺陷与故障;缺陷;定义;耐久性;定义(术语);衍射;尺寸;尺寸规格;评定;评估;不均匀性;不规则性;低合金钢;低碳钢;材料试验;材料测试;材料试验;测量;最低要求;无损的;无损检验;探头;薄板材;大小测量;声压;试验设备;试验要求;试验技术;试验;测试;痕量元素分析;;;;超声检验;;超声波学
【英文主题词】:Audiblesignal;Carbonsteels;Components;Defects;Definitions;Diffraction;Dimensions;Evaluations;Inhomogen;Irregularities;Low-alloysteels;Low-carbonsteels;Materialtests;Materialstesting;Measurement;Minimumrequirements;Non-destructive;Non-destructivetesting;Probe;Sheetmaterials;Sizemeasurement;Soundpressure;Testequipment;Testspecifications;Testtechniques;Testing;Time-of-flightdiffractiontechnique;TOFD;Ultrasonicflawdetector;Ultrasonictesting;Ultrasonictransmissiontechnique;Ultrasonics
【摘要】:ThisEuropeanStandarddefinesthegeneralprinciplesfortheapplicationoftheTime-Of-FlightDiffraction(TOFD)techniqueforbothdetectionandsizingofdiscontinuitiesinlowalloyedcarbonsteelcomponents.Itcouldalsobeusedforothertypesofmaterials,providedtheapplicationoftheTOFDtechniqueisperformedwithnecessaryconsiderationofgeometry,acousticalpropertiesofthematerialsandthesensitivityoftheexamination.Althoughitisapplicable,ingeneralterms,todiscontinuitiesinmaterialsandapplicationscoveredbyEN583-1,itcontainsreferencestotheapplicationonwelds.Thisapproachhasbeenchosenforreasonsofclarityastotheultrasonicprobepositionsanddirectionsofscanning.Unlessotherwisespecifiedinthereferencingdocuments,theminimumrequirementsofthisstandardareapplicable.Unlessexplicitlystatedotherwise,thisstandardisapplicabletothefollowingproductclassesasdefinedinEN583-2:?class1,withoutrestrictions;?classes2and3,restrictionswillapplyasstatedinClause9.Theinspectionofproductsofclasses4and5willrequirespecialprocedures.TheseareaddressedinClause9aswell.ThetechniquestouseTOFDforweldinspectionaredescribedinCEN/TS14751.TherelatedacceptancecriteriaaregiveninprEN15617.
【中国标准分类号】:H26
【国际标准分类号】:19_100
【页数】:26P.;A4
【正文语种】:英语