【英文标准名称】:Non-destructivetesting-Characterizationandverificationofultrasonicexaminationequipment-Probes
【原文标准名称】:无损检验.超声波检验设备的特性和验证.探头
【标准号】:BSEN12668-2-2001
【标准状态】:作废
【国别】:英国
【发布日期】:2001-07-15
【实施或试行日期】:2001-07-15
【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】:钢;测头;超声波装置;超声检验;仪器;认可试验;验证;无损检验;调焦点
【英文主题词】:Analogue;Characteristics;Definitions;Digital;Electricalpropertiesandphenomena;Fitnessforpurpose;Materialstesting;Measurement;Non-destructive;Non-destructivetesting;Permissibility;Probe;Production;Properties;Quality;Qualityassurance;Specification(approval);Symbols;Testequipment;Testing;Ultrasonicdevices;Ultrasonicflawdetector;Ultrasonictesting;Verification
【摘要】:ThisEuropeanstandardcoversprobesusedforultrasonicnon-destructiveexaminationinthefollowingcategorieswithcentrefrequenciesintherange0,5MHzto15MHz,focusingandwithoutfocusingmeans:a)singleordualtransducercontactprobesgeneratingcompressionalorshearwaves;b)immersionprobes.Wherematerialdependentultrasonicvaluesarespecifiedinthisstandardtheyarebasedonsteelshavinganultrasonicsoundvelocityof(5920±50)m/sforlongitudinalwaves,and(3255±30)m/sfortransversewaves.Periodictestsforprobesarenotincludedinthisstandard.Routinetestsfortheverificationofprobesusingon-sitemethodsaregiveninEN12668-3.IfparametersinadditiontothosespecifiedinEN12668-3aretobeverifiedduringtheprobe'slifetime,asagreeduponbythecontractingparties,themethodsofverificationfortheseadditionalparametersshouldbeselectedfromthosegiveninthisstandard.TherequirementsofEN12668-2:2001donotapplytospecialultrasonicthicknessmeasuringprobes.
【中国标准分类号】:H26
【国际标准分类号】:19_100
【页数】:54P.;A4
【正文语种】:英语


Product Code:SAE AMS4400
Title:Magnesium Alloy Welding Wire, 1.5Ag - 2.1Di - 0.08Cu - 0.70Zr (EQ21A)
Issuing Committee:Ams D Nonferrous Alloys Committee
Scope:This specification covers a magnesium alloy in the form of weldingn wire.