【英文标准名称】:Methodofmeasurementofhydrogenpermeationanddeterminationofhydrogenuptakeandtransportinmetalsbyanelectrochemicaltechnique
【原文标准名称】:氢渗透的测量方法和用电化学法测定金属中的氢吸收和迁移
【标准号】:ISO17081-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-11
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC156
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;实验室试验;腐蚀;测量技术;测量;电化学方法;金属;渗透率;氢;电极;渗透;可扩散氢;合金
【英文主题词】:Alloys;Corrosion;Definitions;Determination;Diffusiblehydrogen;Electrochemicalmethods;Electrochemistry;Electrodes;Holdingcapacity;Hydrogen;Laboratories;Laboratorytesting;Materialstesting;Measurement;Measuringtechniques;Metals;Methods;Permeability;Permeation;Readinessfortransportation;Samplingmethods;Specimenpreparation
【摘要】:1.1ThisInternationalStandardspecifiesalaboratorymethodforthemeasurementofhydrogenpermeationandforthedeterminationofhydrogenatomuptakeandtransportinmetals,usinganelectrochemicaltechnique.Theterm“metal”asusedinthisInternationalStandardincludesalloys.1.2ThisInternationalStandarddescribesamethodforevaluatinghydrogenuptakeinmetals,basedonmeasurementofsteady-statehydrogenflux.Italsodescribesamethodfordeterminingeffectivediffusivityofhydrogenatomsinametalandfordistinguishingreversibleandirreversibletrapping.1.3ThisInternationalStandardgivesrequirementsforthepreparationofspecimens,controlandmonitoringoftheenvironmentalvariables,testproceduresandanalysisofresults.1.4ThisInternationalStandardmaybeapplied,inprinciple,toallmetalsforwhichhydrogenpermeationismeasurableandthemethodcanbeusedtoranktherelativeaggressivityofdifferentenvironmentsintermsofthehydrogenuptakeoftheexposedmetal.
【中国标准分类号】:H10
【国际标准分类号】:77_060
【页数】:16P;A4
【正文语种】:英语


【英文标准名称】:StandardSpecificationforRubberSealsUsedinAir-HeatTransportofSolarEnergySystems
【原文标准名称】:阳能系统的热空气传递用橡胶密封件的标准规范
【标准号】:ASTMD3903-2003(2007)
【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】:D11.37
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:air-heattransport;rubberseals;solarenergysystems;Air-heattransportdevices(solar);Rubber--specifications;Rubberseals--specifications;Solarheating/coolingsystems--specifications;Solarmaterials/applications--specifications
【摘要】:1.1Thisspecificationcoversthegeneralrequirementsfortherubbersealsusedinsolarenergysystemsemployingair-heattransport.Examplesareductanddamperseals.Particularapplicationsmaynecessitateotherrequirementsthatwouldtakeprecedenceovertheserequirementswhenspecified.Note18212;RubbersealsforthecollectorarecoveredinSpecificationsD3667andD3771.1.2Designrequirementpertainsonlytopermissibledeflectionsoftherubberduringthermalexpansionorcontractionofthesealinuseandthetolerancesindimensionsofmoldedandextrudedseals.1.3Thisspecificationdoesnotincluderequirementspertainingtothefabricationorinstallationoftheseals.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.5Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodsportion,Section10,ofthisspecification:Thisstandarddoesnotpurporttoaddressthesafetyconcernsassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G43
【国际标准分类号】:21_140
【页数】:4P.;A4
【正文语种】:英语