ASTM E1000-1998(2009) 射线的标准指南
作者:标准资料网
时间:2024-05-14 10:47:31
浏览:9706
来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardGuideforRadioscopy
【原文标准名称】:射线的标准指南
【标准号】:ASTME1000-1998(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:E07.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:configuration;electronic;module;non-destructive;radioscopy;real-time;Aluminum;Componentsanalysis;Defects;Electricalconductors(semiconductors);Gammaradiation;Lighttransmissionandreflection;Metalsandmetallicmaterials;Nonfilmdete
【摘要】:Radioscopyisaversatilenondestructivemeansforexamininganobject.Itprovidesimmediateinformationregardingthenature,size,location,anddistributionofimperfections,bothinternalandexternal.Italsoprovidesarapidcheckofthedimensions,mechanicalconfiguration,andthepresenceandpositioningofcomponentsinamechanism.Itindicatesinreal-timethepresenceofstructuralorcomponentimperfectionsanywhereinamechanismoranassembly.Throughmanipulation,itmayprovidethree-dimensionalinformationregardingthenature,sizes,andrelativepositioningofitemsofinterestwithinanobject,andcanbefurtheremployedtocheckthefunctioningofinternalmechanisms.Radioscopypermitstimelyassessmentsofproductintegrity,andallowspromptdispositionoftheproductbasedonacceptancestandards.Althoughcloselyrelatedtotheradiographicmethod,ithasmuchloweroperatingcostsintermsoftime,manpower,andmaterial.Long-termrecordsoftheradioscopicimagemaybeobtainedthroughmotion-picturerecording(cinefluorography),videorecording,orx201C;stillx201D;photographsusingconventionalcameras.Theradioscopicimagemaybeelectronicallyenhanced,digitized,orotherwiseprocessedforimprovedvisualimageanalysisorautomatic,computer-aidedanalysis,orboth.1.1Thisguideisfortutorialpurposesonlyandtooutlinethegeneralprinciplesofradioscopicimaging.1.2Thisguidedescribespracticesandimagequalitymeasuringsystemsforreal-time,andnearreal-time,nonfilmdetection,display,andrecordingofradioscopicimages.Theseimages,usedinmaterialsexamination,aregeneratedbypenetratingradiationpassingthroughthesubjectmaterialandproducinganimageonthedetectingmedium.AlthoughthedescribedradiationsourcesarespecificallyX-rayandgamma-ray,thegeneralconceptscanbeusedforotherradiationsourcessuchasneutrons.Theimagedetectionanddisplaytechniquesarenonfilm,buttheuseofphotographicfilmasameansforpermanentrecordingoftheimageisnotprecluded.Note18212;Forinformationpurposes,refertoTerminologyE1316.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificsafetyprecautionarystatements,seeSection6.
【中国标准分类号】:N78
【国际标准分类号】:19_100
【页数】:20P.;A4
【正文语种】:英语
【原文标准名称】:射线的标准指南
【标准号】:ASTME1000-1998(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:E07.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:configuration;electronic;module;non-destructive;radioscopy;real-time;Aluminum;Componentsanalysis;Defects;Electricalconductors(semiconductors);Gammaradiation;Lighttransmissionandreflection;Metalsandmetallicmaterials;Nonfilmdete
【摘要】:Radioscopyisaversatilenondestructivemeansforexamininganobject.Itprovidesimmediateinformationregardingthenature,size,location,anddistributionofimperfections,bothinternalandexternal.Italsoprovidesarapidcheckofthedimensions,mechanicalconfiguration,andthepresenceandpositioningofcomponentsinamechanism.Itindicatesinreal-timethepresenceofstructuralorcomponentimperfectionsanywhereinamechanismoranassembly.Throughmanipulation,itmayprovidethree-dimensionalinformationregardingthenature,sizes,andrelativepositioningofitemsofinterestwithinanobject,andcanbefurtheremployedtocheckthefunctioningofinternalmechanisms.Radioscopypermitstimelyassessmentsofproductintegrity,andallowspromptdispositionoftheproductbasedonacceptancestandards.Althoughcloselyrelatedtotheradiographicmethod,ithasmuchloweroperatingcostsintermsoftime,manpower,andmaterial.Long-termrecordsoftheradioscopicimagemaybeobtainedthroughmotion-picturerecording(cinefluorography),videorecording,orx201C;stillx201D;photographsusingconventionalcameras.Theradioscopicimagemaybeelectronicallyenhanced,digitized,orotherwiseprocessedforimprovedvisualimageanalysisorautomatic,computer-aidedanalysis,orboth.1.1Thisguideisfortutorialpurposesonlyandtooutlinethegeneralprinciplesofradioscopicimaging.1.2Thisguidedescribespracticesandimagequalitymeasuringsystemsforreal-time,andnearreal-time,nonfilmdetection,display,andrecordingofradioscopicimages.Theseimages,usedinmaterialsexamination,aregeneratedbypenetratingradiationpassingthroughthesubjectmaterialandproducinganimageonthedetectingmedium.AlthoughthedescribedradiationsourcesarespecificallyX-rayandgamma-ray,thegeneralconceptscanbeusedforotherradiationsourcessuchasneutrons.Theimagedetectionanddisplaytechniquesarenonfilm,buttheuseofphotographicfilmasameansforpermanentrecordingoftheimageisnotprecluded.Note18212;Forinformationpurposes,refertoTerminologyE1316.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificsafetyprecautionarystatements,seeSection6.
【中国标准分类号】:N78
【国际标准分类号】:19_100
【页数】:20P.;A4
【正文语种】:英语
下载地址:
点击此处下载