ASTM E2089-2000(2006) 太空用材料的地面实验室原子氧交互评价的标准规程
时间:2024-05-15 10:31:41 来源: 标准资料网 作者：标准资料网 阅读：9624
【英文标准名称】:StandardPracticesforGroundLaboratoryAtomicOxygenInteractionEvaluationofMaterialsforSpaceApplications
【原文标准名称】:太空用材料的地面实验室原子氧交互评价的标准规程
【标准号】:ASTME2089-2000(2006)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:E21.04
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Thesepracticesenablethefollowinginformationtobeavailable:3.1.1Materialatomicoxygenerosioncharacteristics.3.1.2Anatomicoxygenerosioncomparisonoffourwell-characterizedpolymers.Theresultingdataareusefulto:3.2.1ComparetheatomicoxygendurabilityofspacecraftmaterialsexposedtothelowEarthorbitalenvironment.3.2.2Comparetheatomicoxygenerosionbehaviorbetweenvariousgroundlaboratoryfacilities.3.2.3Comparetheatomicoxygenerosionbehaviorbetweengroundlaboratoryfacilitiesandin-spaceexposure.3.2.4ScreenmaterialsbeingconsideredforlowEarthorbitalspacecraftapplication.However,cautionshouldbeexercisedinattemptingtopredictin-spacebehaviorbasedongroundlaboratorytestingbecauseofdifferencesinexposureenvironmentandsynergisticeffects.1.1Theintentofthesepracticesistodefineatomicoxygenexposureproceduresthatareintendedtominimizevariabilityinresultswithinanyspecificatomicoxygenexposurefacilityaswellascontributetotheunderstandingofthedifferencesintheresponseofmaterialswhentestedindifferentfacilities.1.2Thesepracticesarenotintendedtospecifyanyparticulartypeofatomicoxygenexposurefacilitybutsimplyspecifyproceduresthatcanbeappliedtoawidevarietyoffacilities.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.
【中国标准分类号】:V10
【国际标准分类号】:27_120_30
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Householdandsimilarelectricalappliances-Safety-Part2-52:Particularrequirementsfororalhygieneappliances(IEC60335-2-52:2002);GermanversionEN60335-2-52:2003
【原文标准名称】:家用和类似用途电器的安全.第2-52部分:口腔保健电器的特殊要求
【标准号】:DINEN60335-2-52-2004
【标准状态】:作废
【国别】:德国
【发布日期】:2004-05
【实施或试行日期】:2004-05-01
【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】:电气工程;安全;电气器具;规范(验收);定义;保护(装置);电气安全;安全工程;防电击;安全隔离变压器;安全要求;卫生学;家用设备;家用电器;防火安全;口腔冲洗;(电网)电源;牙刷;牙齿护理器具;家用
【英文主题词】:Appliancesforthecareofteeth;Definition;Definitions;Electricappliances;Electrichouseholdappliance;Electricmains;Electricalengineering;Electricalhouseholdappliances;Electricalsafety;Firesafety;Householdequipment;Householduse;Hygiene;Mouthdouches;Protection;Protectionagainstelectricshocks;Safety;Safetyengineering;Safetyisolatingtransformers;Safetyrequirements;Specification(approval);Toothbrushes
【摘要】:
【中国标准分类号】:Y64
【国际标准分类号】:97_170
【页数】:14P;A4
【正文语种】:德语
【英文标准名称】:StandardGuideforMaterialSelectionandFabricationofReferenceBlocksforthePulsedLongitudinalWaveUltrasonicExaminationofMetalandMetalAlloyProductionMaterial
【原文标准名称】:金属和金属合金生产材料的脉冲纵波超声检验用的标准块的材料选择与制造的标准指南
【标准号】:ASTME1158-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:E07.06
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:参考材料;材料选择;导则
【英文主题词】:area-amplitude;diffusionbonding;distance-amplitude;flat-bottomhole;materialselection;nondestructivetesting;referenceblock;responsecurve;ultrasonicexamination;ultrasound
【摘要】:Thisguideisintendedtoillustratethefabricationofultrasonicreferenceblocksthatarerepresentativeoftheproductionmaterialtobeexamined.Careinmaterialselectionandfabricationcanresultinthemanufactureofreferenceblocksthatareultrasonicallysimilartotheproductionmaterialthuseliminatingthereferenceblockasanexaminationvariable.1.1Thisguidecoversgeneralproceduresforthematerialselectionandfabricationofreferenceblocksmadeofmetalormetalalloysandintendedtobeusedfortheexaminationofthesameorsimilarproductionmaterialsbypulsedlongitudinalultrasonicwavesappliedperpendiculartothebeamentrysurface.Primaryemphasisisonsolidmaterialsbutsomeofthetechniquesdescribedmaybeusedformidwallexaminationofpipesandtubesofheavywallthickness.Near-surfaceresolutioninanymaterialdependsuponthecharacteristicsoftheinstrumentandsearchunitemployed.1.2Thisguidecoversthefabricationofreferenceblocksforusewitheithertheimmersionorthedirect-contactmethodofultrasonicexamination.1.3Referenceblocksfabricatedinaccordancewiththisguidecanbeusedtodetermineproperultrasonicexaminationsystemoperation.Area-amplitudeanddistance-amplitudecurvescanalsobedeterminedwiththesereferenceblocks.1.4Thisguidedoesnotspecifyreferencereflectorsizesorproductrejectionlimits.Itdoesdescribetypicalindustryfabricationpracticesandcommonlyappliedtoleranceswheretheylendclaritytotheguide.Inallcasesofconflictbetweenthisguideandcustomerspecifications,thecustomerspecificationshallprevail.1.5Thisstandarddoesnotpurporttoaddressthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H26
【国际标准分类号】:
【页数】:5P.;A4
【正文语种】: