DIN 50150-1976 钢和铸钢的检验.维氏硬度.布氏硬度.洛氏硬度和拉伸强度的评定表
作者:标准资料网 时间:2024-05-08 07:10:37 浏览:8989
来源:标准资料网
【英文标准名称】:TestingofSteelandCastSteel;ConversionTableforVickersHardness,BrinellHardness,RockwellHardnessandTensileStrength
【原文标准名称】:钢和铸钢的检验.维氏硬度.布氏硬度.洛氏硬度和拉伸强度的评定表
【标准号】:DIN50150-1976
【标准状态】:作废
【国别】:德国
【发布日期】:1976-12
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:硬度;陶瓷;玻璃;硬度换算表;钢;硬度试验;硬度测量;换算表;抗拉强度;釉层;铸钢
【英文主题词】:hardness;hardnesstesting;steels;vitreousenamel;conversiontables;tensilestrength;hardnessmeasurement;glass;caststeels;ceramics;hardnessconversiontable
【摘要】:
【中国标准分类号】:H22
【国际标准分类号】:6020
【页数】:5P;A4
【正文语种】:德语
【英文标准名称】:StandardPracticeforNeutronRadiationDamageSimulationbyCharged-ParticleIrradiation
【原文标准名称】:用带电粒子照射法模拟中子辐射损害的规程
【标准号】:ASTME521-1996(2003)
【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】:E10.08
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:中子;损伤;核能;核技术;辐射;模拟;辐照;工艺
【英文主题词】:accelerators;beamheating;chargedparticleirradiation;damagecalculations;dosimetry;transmissionelectronmicroscopy;ionirradiation;metallography;microstructure;radiationdamagecorrelation;radiationdamagesimulation;voidswelling
【摘要】:Acharacteristicadvantageofcharged-particleirradiationexperimentsisprecise,individual,controlovermostoftheimportantirradiationconditionssuchasdose,doserate,temperature,andquantityofgasespresent.Additionalattributesarethelackofinducedradioactivationofspecimensand,ingeneral,asubstantialcompressionofirradiationtime,fromyearstohours,toachievecomparabledamageasmeasuredindisplacementsperatom(dpa).Animportantapplicationofsuchexperimentsistheinvestigationofradiationeffectsinnot-yet-existingenvironments,suchasfusionreactors.Theprimaryshortcomingofionbombardmentsstemsfromthedamagerate,ortemperaturedependencesofthemicrostructuralevolutionaryprocessesincomplexalloys,orboth.Itcannotbeassumedthatthetimescalefordamageevolutioncanbecomparablycompressedforallprocessesbyincreasingthedisplacementrate,evenwithacorrespondingshiftinirradiationtemperature.Inaddition,theconfinementofdamageproductiontoathinlayerjust(often8764;1x03BC;m)belowtheirradiatedsurfacecanpresentsubstantialcomplications.Itmustbeemphasized,therefore,thattheseexperimentsandthispracticeareintendedforresearchpurposesandnotforthecertificationorthequalificationofequipment.Thispracticerelatestothegenerationofirradiation-inducedchangesinthemicrostructureofmetalsandalloysusingchargedparticles.TheinvestigationofmechanicalbehaviorusingchargedparticlesiscoveredinPracticeE821.1.1Thispracticeprovidesguidanceonperformingcharged-particleirradiationsofmetalsandalloys.Itisgenerallyconfinedtostudiesofmicrostructuralandmicrochemicalchangescarriedoutwithionsoflow-penetratingpowerthatcometorestinthespecimen.Densitychangescanbemeasureddirectlyandchangesinotherpropertiescanbeinferred.Thisinformationcanbeusedtoestimatesimilarchangesthatwouldresultfromneutronirradiation.Moregenerally,thisinformationisofvalueindeducingthefundamentalmechanismsofradiationdamageforawiderangeofmaterialsandirradiationconditions.1.2Thewordsimulationisusedhereinabroadsensetoimplyanapproximationoftherelevantneutronirradiationenvironment.Thedegreeofconformitycanrangefrompoortonearlyexact.Theintentistoproduceacorrespondencebetweenoneormoreaspectsoftheneutronandchargedparticleirradiationssuchthatfundamentalrelationshipsareestablishedbetweenirradiationormaterialparametersandthematerialresponse.1.3Thepracticeappearsasfollows:SectionApparatus4SpecimenPreparation5-10IrradiationTechniques(includingHeliumInjection)11-12DamageCalculations13PostirradiationExamination14-16ReportingofResults17CorrelationandInterpretation18-22【英文标准名称】:StandardSpecificationforDeformedPolyethylene(PE)Liner
【原文标准名称】:变形的聚乙烯内衬标准规范
【标准号】:ASTMF1533-2001
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;管;特性;液压系统;塑料
【英文主题词】:Fluidsystems;Liners;Pipes;Plastics;Polyethylene;Properties;Testing
【摘要】:
【中国标准分类号】:G32
【国际标准分类号】:23_040_20
【页数】:4P;A4
【正文语种】:英语
