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【英文标准名称】:StandardPracticeforDetectionandEvaluationofDiscontinuitiesbytheImmersedPulse-EchoUltrasonicMethodUsingLongitudinalWaves
【原文标准名称】:用纵波浸入脉冲回波超声法检测与评估间断性的标准实施规范
【标准号】:ASTME1001-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:(Practice)
【标准水平】:()
【中文主题词】:中断;动量;无损检验;工艺;试验;超声波学
【英文主题词】:immersionultrasonics;nondestructivetesting;pulse-echo;ultrasonicexamination
【摘要】:Thispracticeprovidesguidelinesfortheapplicationofimmersedlongitudinalwaveexaminationtothedetectionandquantitativeevaluationofdiscontinuitiesinmaterials.Althoughnotallrequirementsofthispracticecanbeapplieduniversallytoallinspectionsituationsandmaterials,itdoesprovideabasisforestablishingcontractualcriteriabetweensuppliersandpurchasersofmaterialsforperformingimmersedpulse-echoexamination,andmaybeusedasageneralguideforwritingdetailedspecificationsforparticularapplications.Thispracticeisdirectedtowardstheevaluationofdiscontinuitiesdetectableatnormalbeamincidence.Ifdiscontinuitiesatotherorientationsareofconcern,alternatescanningtechniquesarerequired.1.1Thispracticedescribesproceduresfortheultrasonicexaminationofbulkmaterialsorpartsbytransmittingpulsed,longitudinalwavesthroughaliquidcouplantintothematerialandobservingtheindicationsofreflectedwaves(see).Itcoversonlyexaminationsinwhichonesearchunitisusedasbothtransmitterandreceiver(pulse-echo)andinwhichthepartormaterialbeingexaminediscoupledtothetestpartbyaliquidcolumnoristotallysubmergedinthecouplant(eithermethodisconsideredtobeimmersiontesting).Thispracticeincludesgeneralrequirementsandprocedureswhichmaybeusedfordetectingdiscontinuitiesandformakingarelativeorapproximateevaluationofthesizeofdiscontinuities.1.2ThispracticereplacesPracticeE214andprovidesmoredetailedproceduresfortheselection,calibration,andoperationofaninspectionsystemandforevaluationoftheindicationsobtained.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A42;H26
【国际标准分类号】:19_100
【页数】:10P.;A4
【正文语种】:


【英文标准名称】:Geosynthetics-Generaltestsforevaluationfollowingdurabilitytesting;GermanversionEN12226:2012
【原文标准名称】:土工人工合成材料.随动耐久性测试评定的通用试验
【标准号】:EN12226-2012
【标准状态】:现行
【国别】:
【发布日期】:2012-03-01
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Construction;Durability;Evaluations;Geosynthetics;Geotextiles;Materialstesting;Microscopicanalysis;Oxidationinductiontime;Plastics;Properties;Resistance;Samplingmethods;Strengthofmaterials;Tensilestrength;Tensiletests;Testing;Textiles;Visualinspection(testing);Waterpermeability
【摘要】:
【中国标准分类号】:W59
【国际标准分类号】:59_080_70
【页数】:12P;A4
【正文语种】:英语