NF A05-501-6-1995 金属和合金的腐蚀.应力腐蚀试验.第6部分:预破裂试样的制备和使用
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【英文标准名称】:CORROSIONOFMETALSANDALLOYS.STRESSCORROSIONTESTING.PART6:PREPARATIONANDUSEOFPRE-CRACKEDSPECIMENS.(EUROPEANSTANDARDENISO7539-6).
【原文标准名称】:金属和合金的腐蚀.应力腐蚀试验.第6部分:预破裂试样的制备和使用
【标准号】:NFA05-501-6-1995
【标准状态】:作废
【国别】:法国
【发布日期】:1995-10
【实施或试行日期】:1995-09-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:H25
【国际标准分类号】:77_060
【页数】:36P;A4
【正文语种】:其他
【英文标准名称】:StandardGuideforMetallographicPreparationofThermalSprayedCoatings
【原文标准名称】:热喷涂层的金相制备用标准指南
【标准号】:ASTME1920-2003(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:flamespray;flamesprayedcoating;highvelocityoxy&x2013;fuelcoatings;HVOFcoatings;metallography;plasmaspray;plasmasprayedcoatings;specimenpreparation,metallographic;thermalsprayedcoatings;thermalspray;Fla
【摘要】:TSCsareusedinanumberofcriticalindustrialcomponents.TSCscanbeexpectedtocontainmeasurablelevelsofporosityandlineardetachment.Accurateandconsistentevaluationofspecimensisessentialtoensuretheintegrityofthecoatingandproperadherencetothesubstrate.Example1:Byuseofinappropriatemetallographicmethods,theapparentamountofporosityandlineardetachmentdisplayedbyagivenspecimencanbeincreased,byexcessiveedgerounding,ordecreasedbysmearingofmaterialintovoids.Thereforeinaccuratelevelsofporosityandlineardetachmentwillbereportedevenwhentheaccuracyofthemeasurementtechniqueisacceptable.Example2:Inconsistentmetallographicpreparationmethodscancausetheapparentamountofvoidstovaryexcessivelyindicatingapoorlycontrolledthermalsprayprocess,whiletheuseofconsistentpracticewillregularlydisplaythetruemicrostructureandverifytheconsistencyofthethermalsprayprocess.DuringthedevelopmentofTSCprocedures,metallographicinformationisnecessarytovalidatetheefficacyofaspecificapplication.Crosssectionsareusuallytakenperpendiculartothelongaxisofthespecimenandpreparedtorevealinformationconcerningthefollowing:Variationsinstructurefromsurfacetosubstrate,Thedistributionofunmeltedparticlesthroughoutthecoating,Thedistributionoflineardetachmentthroughoutthecoating,Thedistributionofporositythroughoutthecoating,Thepresenceofcontaminationwithinthecoating,Thethicknessofthecoating(topcoatandbondcoat,whereapplicable),Thepresenceofinterfacialcontamination,Theintegrityoftheinterfacebetweenthecoatingandsubstrate,and,Theintegrityofthecoatingmicrostructurewithrespecttochemistry.1.1Thisguidecoversrecommendationsforsectioning,cleaning,mounting,grinding,andpolishingtorevealthemicrostructuralfeaturesofthermalsprayedcoatings(TSCs)andthesubstratestowhichtheyareappliedwhenexaminedmicroscopically.Becauseofthediversityofavailableequipment,thewidevarietyofcoatingandsubstratecombinations,andthesensitivityofthesespecimenstopreparationtechnique,theexistenceofaseriesofrecommendedmethodsformetallographicpreparationofthermalsprayedcoatingspecimensishelpful.Adherencetothisguidewillprovidepractitionerswithconsistentandreproducibleresults.AdditionalinformationconcerningstandardpracticesformetallographicpreparationcanbefoundinPracticeE3.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:25_220_20
【页数】:5P.;A4
【正文语种】:英语
【英文标准名称】:StandardforSafetyforPolymericMaterials-LongTermPropertyEvaluations
【原文标准名称】:聚合材料安全标准.长期性状评价
【标准号】:ANSI/UL746B-2006
【标准状态】:作废
【国别】:美国
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:弹性体;材料的电学性质;耐久试验;评定;易燃性;长期的;长期性状;物理性能;聚合材料;试验规程;材料热性质;热塑性聚合物;热固性聚合物
【英文主题词】:Elastomers;Electricalpropertiesofmaterials;Endurancetesting;Evaluations;Flammability;Long-term;Long-timebehaviour;Physicalproperties;Polymericmaterials;Testprocedures;Thermalpropertiesofmaterials;Thermoplasticpolymers;Thermosettingpolymers
【摘要】:Thefollowing(ProposaldatedOctober14,2005)aresubjecttocomment:EditorialCorrectionforUL746B
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:
【正文语种】:英语
