ASTM E1774-1996(2007) 电磁声学传感器用标准指南

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【英文标准名称】:StandardGuideforElectromagneticAcousticTransducers(EMATs)
【原文标准名称】:电磁声学传感器用标准指南
【标准号】:ASTME1774-1996(2007)
【标准状态】:现行
【国别】:
【发布日期】:1996
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E07.06
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:金属和金属材料;焊接检验;波型;角束;镀层试验;电磁声学传感器;电磁声学传感器;增强操作;电磁声学传感器;朗伯波;洛仑兹力;非损评估;非损试验;海上平台焊接;铁轨轮;瑞利波;剪切波;直波;条型钢闪烁端透焊接;厚度规格;容器EB焊接;操作;棒钢;纵波;超声检验;磁致伸缩;金属材料;磁
【英文主题词】:anglebeam;conductor;electromagneticacoustictransducer(EMAT);flawdetection;Lambwaves;longitudinalwaves;Lorentzforces;magnet;magnetostriction;Rayleighwaves;shearwaves;straightbeam;thicknessgaging;ultrasonics;wavemode
【摘要】:1.1Thisguideisintendedprimarilyfortutorialpurposes.Itprovidesanoverviewofthegeneralprinciplesgoverningtheoperationanduseofelectromagneticacoustictransducers(EMATs)forultrasonicexamination.1.2Thisguidedescribesanon-contacttechniqueforcouplingultrasonicenergyintoanelectricallyconductiveorferromagneticmaterial,orboth,throughtheuseofelectromagneticfields.Thisguidedescribesthetheoryofoperationandbasicdesignconsiderationsaswellastheadvantagesandlimitationsofthetechnique.1.3ThisguideisintendedtoserveasageneralreferencetoassistindeterminingtheusefulnessofEMATsforagivenapplicationaswellasprovidefundamentalinformationregardingtheirdesignandoperation.Thisguideprovidesguidanceforthegenerationoflongitudinal,shear,Rayleigh,andLambwavemodesusingEMATs.1.4ThisguidedoesnotcontaindetailedproceduresfortheuseofEMATsinanyspecificapplications;nordoesitpromotetheuseofEMATswithoutthoroughtestingpriortotheiruseforexaminationpurposes.SomeapplicationsinwhichEMATshavebeenappliedsuccessfullyareoutlinedinSection9.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:L31
【国际标准分类号】:17_140_01
【页数】:8P.;A4
【正文语种】: