SAE AMS5706 Nickel Alloy, Corrosion and Heat-Resistant, Bars, Forgings, and Rings 57ni 19.5cr 13.5co 4.3mo 3.0ti 1.4al 0
时间:2024-05-15 17:56:46 来源: 标准资料网 作者：标准资料网 阅读：8639
Product Code:SAE AMS5706
Title:Nickel Alloy, Corrosion and Heat-Resistant, Bars, Forgings, and Rings 57ni 19.5cr 13.5co 4.3mo 3.0ti 1.4al 0.006b 0.05zr Consumable Electrode Or Vacuum Induction Melted 1825 to 1900Mdf Solution Heat Treated
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion and heat resistant nickel alloy in the form of bars, forgings, flash welded rings, and stock for forging, flash welded rings, or heading procured in inch/pound units.
【英文标准名称】:StandardTestMethodforMeasuringNeutronFluenceandAverageEnergyfrom3H(d,n)4HeNeutronGeneratorsbyRadioactivationTechniques1
【原文标准名称】:用放射性技术测定H3(d,n)He4中子发生器所产生的中子注量和平均能量的标准试验方法
【标准号】:ASTME496-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:E10.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:14-MeV;DT;neutronactivation;neutrongenerator;neutronmetrology;Neutronactivationreactions;Neutronflux/fluence;Radioactivation--fastneutronflux;Thresholddetectors--14MeV;Fastneutronflux/fluence;Fluence
【摘要】:RefertoPracticeE261forageneraldiscussionofthemeasurementoffast-neutronfluencerateswiththresholddetectors.RefertoTestMethodE265forageneraldiscussionofthemeasurementoffast-neutronfluenceratesbyradioactivationofsulfur-32.Reactionsusedfortheactivitymeasurementscanbechosentoprovideaconvenientmeansfordeterminingtheabsolutefluenceratesof14-MeVneutronsobtainedwith3H(d,n)4Heneutrongeneratorsoverarangeofirradiationtimesfromsecondstoapproximately100days.Highpuritythresholdsensorsreferencedinthistestmethodarereadilyavailable.Theneutron-energyspectrummustbeknowninordertomeasurefast-neutronfluenceusingasinglethresholddetector.Neutronsproducedbybombardingatritiatedtargetwithdeuteronsarecommonlyreferredtoas14-MeVneutrons;however,theycanhavearangeofenergiesdependingon:(1)theangleofneutronemissionwithrespecttothedeuteronbeam,(2)thekineticenergyofthedeuterons,and(3)thetargetthickness.InmostavailableneutrongeneratorsoftheCockroft-Waltontype,athicktargetisusedtoobtainhigh-neutronyields.Asdeuteronspenetratethroughthesurfaceandmoveintothebulkofthethicktarget,theyloseenergy,andinteractionsoccurringdeeperwithinthetargetproduceneutronswithcorrespondinglylowerenergy.WidevariationsinneutronenergyarenotgenerallyencounteredincommerciallyavailableneutrongeneratorsoftheCockroft-Waltontype.Figs.1and2(1)showthevariationofthezerodegree3H(d,n)4Heneutronproductioncrosssectionwithenergy,andclearlyindicatethatmaximumneutronyieldisobtainedwithdeuteronshavingenergiesnearthe107keVresonance.Sincemostgeneratorsaredesignedforhighyield,thedeuteronenergyistypicallyabout200keV,givingarangeofneutronenergiesfromapproximately14to15MeV.Thedifferentialcenter-of-masscrosssectionistypicallyparameterizedasasummationofLegendrepolynomials.Figs.3and4(1,2)showhowtheneutronyieldvarieswiththeemissionangleinthelaboratorysystem.TheinsertinFig.4showshowthemagnitude,A1,oftheP1(x03B8;)term,andhencetheasymmetryinthedifferentialcrosssectiongrowswithincreasingenergyoftheincidentdeuteron.Thenonrelativistickinematics(validforEdx003C;20MeV)forthe3H(d,n)4Hereactionshowthat:where:En
【中国标准分类号】:A58
【国际标准分类号】:17_240
【页数】:12P.;A4
【正文语种】:英语
【英文标准名称】:Medicaldevices-Applicationofusabilityengineeringtomedicaldevices(IEC62366:2007);GermanversionEN62366:2008
【原文标准名称】:医疗设备.医疗设备可用性工程的应用
【标准号】:DINEN62366-2008
【标准状态】:现行
【国别】:德国
【发布日期】:2008-09
【实施或试行日期】:2008-09-01
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:随附表格;应用;定义;设计;电气工程;企业;人类工效学;应用范围;适用性;操纵;医疗设备;医疗产品;医学科学;医疗技术学;表示;生产;安全;规范(验收);培训;使用;有校性
【英文主题词】:Accompanyingforms;Applications;Definition;Definitions;Design;Electricalengineering;Enterprises;Ergonomics;Fieldofapplications;Fitnessforpurpose;Handlings;Medicalequipment;Medicalproducts;Medicalsciences;Medicaltechnology;Presentations;Production;Safety;Specification(approval);Training;Usage;Use;Validation
【摘要】:
【中国标准分类号】:C37
【国际标准分类号】:11_040_01
【页数】:118P.;A4
【正文语种】:德语