【英文标准名称】:StandardGuideforPreparationofMetallographicSpecimens
【原文标准名称】:金相样品制备标准指南
【标准号】:ASTME3-2001(2007)e1
【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(US-ASTM)
【起草单位】:E04.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:alloys;grinding;metallography;metals;mounting;polishing;sectioning;specimenpreparation(metallographic);Cleaningagents/processes;Electropolishing;Etching(materials/process);Grindingmaterials/operations;Inclusions--metals/alloys;Meta
【摘要】:Microstructureshaveastronginfluenceonthepropertiesandsuccessfulapplicationofmetalsandalloys.Determinationandcontrolofmicrostructurerequirestheuseofmetallographicexamination.Manyspecificationscontainarequirementregardingmicrostructure;hence,amajoruseformetallographicexaminationisinspectiontoensurethattherequirementismet.Othermajorusesformetallographicexaminationareinfailureanalysis,andinresearchanddevelopment.Properchoiceofspecimenlocationandorientationwillminimizethenumberofspecimensrequiredandsimplifytheirinterpretation.Itiseasytotaketoofewspecimensforstudy,butitisseldomthattoomanyarestudied.1.1Theprimaryobjectiveofmetallographicexaminationsistorevealtheconstituentsandstructureofmetalsandtheiralloysbymeansofalightopticalorscanningelectronmicroscope.Inspecialcases,theobjectiveoftheexaminationmayrequirethedevelopmentoflessdetailthaninothercasesbut,undernearlyallconditions,theproperselectionandpreparationofthespecimenisofmajorimportance.Becauseofthediversityinavailableequipmentandthewidevarietyofproblemsencountered,thefollowingtextpresentsfortheguidanceofthemetallographeronlythosepracticeswhichexperiencehasshownaregenerallysatisfactory;itcannotanddoesnotdescribethevariationsintechniquerequiredtosolveindividualspecimenpreparationproblems.Note18212;Foramoreextensivedescriptionofvariousmetallographictechniques,refertoSamuels,L.E.,MetallographicPolishingbyMechanicalMethods,AmericanSocietyforMetals(ASM)MetalsPark,OH,3rdEd.,1982;Petzow,G.,MetallographicEtching,ASM,1978;andVanderVoort,G.,Metallography:PrinciplesandPractice,McGrawHill,NY,2ndEd.,1999.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H24
【国际标准分类号】:77_040_99
【页数】:12P.;A4
【正文语种】:英语


【英文标准名称】:Precastconcreteproducts-Testmethodforstrengthretentionofglassfibresincementandconcrete(SICTEST);GermanversionEN14649:2005
【原文标准名称】:预制混凝土产品.水泥和混凝土中玻璃纤维残留强力的试验方法(SIC试验)
【标准号】:EN14649-2005
【标准状态】:现行
【国别】:
【发布日期】:2005-07
【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】:试验装置;数学计算;铰接式接头;组分;预制混凝土部件;粗纱;规范(验收);玻璃纤维;耐力;试验报告;老化试验;机械性能;混凝土;特性;施工材料;合格试验;粒度;玻璃纤维混凝土;试验;定义;评定;优质混凝土;老化;预制的;长丝织物;长丝;纤维材料;建筑;配料;水泥;玻璃纤维片;预浇铸混凝土部件;玻璃纤维增强;非织造织物;抗拉强度;加筋;耐久性
【英文主题词】:Ageing(materials);Ageingtests;Cements;Composition;Concreteaddition;Concreteproducts;Concretes;Construction;Constructionmaterials;Definition;Definitions;Durability;Evaluations;Fibrematerials;Filamentfabrics;Filament(textilefibre);Fineconcrete;Glassfibreconcretes;Glassfibrefraction;Glassfibrereinforcements;Glassfibres;Grainsize;Ingredients;Mathematicalcalculations;Mechanicalproperties;Non-wovencloth;Precastconcreteparts;Prefabricated;Properties;Qualificationtests;Reinforcement;Resistance;Rovings;Specification(approval);Tensilestrength;Testreports;Testing;Testingdevices
【摘要】:
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:16P.;A4
【正文语种】:英语