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ASTM D5664-2002 评定阻燃处理和高温对阻燃处理木材强度性能的影响的标准试验方法

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【英文标准名称】:StandardTestMethodforEvaluatingtheEffectsofFire-RetardantTreatmentsandElevatedTemperaturesonStrengthPropertiesofFire-RetardantTreatedLumber
【原文标准名称】:评定阻燃处理和高温对阻燃处理木材强度性能的影响的标准试验方法
【标准号】:ASTMD5664-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:D07.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:燃烧特性;木材;建筑材料
【英文主题词】:fireretardant;fire-retardanttreated;lumber;mechanicalproperties;strengtheffects;temperature;thermaleffects;treatment;
【摘要】:Themechanicalpropertiesevaluatedbythistestmethodprovidethefollowing:5.1.1Dataforuseindevelopingmodificationfactorsfortheallowabledesignpropertiesoffire-retardanttreatedlumberwhenusedatornearroomtemperatures(see6.3).5.1.2Dataforuseindevelopingmodificationfactorsforallowabledesignpropertiesoffire-retardanttreatedlumberwhenexposedtoelevatedtemperaturesandhumidity(see6.4).5.1.3Data(optional)foruseinmodifyingthesefactorsforsizeeffectswhenfire-retardanttreatedlumberisusedatornearroomtemperatureandwhenexposedtoelevatedtemperaturesandhumidity(see6.5).Datafromthefirsttwoproceduresinthistestmethodofevaluationareindicativeonlyforthatspecies.Note18212;Theresultsofthethreelistedspecies(Southernpine,Douglasfir,andeitherwhitespruceoraSpruce/Firmixture)maybeusedtogethertomakeinferenceonuntestedwoodspeciesbecausethethreetestedspeciesrepresentthefullspectrumofexpectedtreatability.Datafromtheoptionalthirdpartofthisthree-partmethodofevaluationareindicativeforallspeciesbecauseitisprimarilyusedtoassesssizeeffects.1.1Thistestmethodcoversproceduresforobtainingdatatoassesstheinitialadjustmentstoallowabledesignstressesforlumbertreatedwithcandidatecommercialfire-retardant(FR)formulationsandfurtherproceduresforobtainingdatatoassesstheeffectofextendedexposuretoelevatedtemperatureof66177;2176;C(150177;4176;F).1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:B68
【国际标准分类号】:13_220_50;79_040
【页数】:6P.;A4
【正文语种】:


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【英文标准名称】:Exposuretoelectricormagneticfieldsinthelowandintermediatefrequencyrange-Methodsforcalculatingthecurrentdensityandinternalelectricfieldinducedinthehumanbody-Exposuretoelectricfields-Analyticaland2Dnumericalmodels
【原文标准名称】:暴露于低频和中频电场或磁场.人体内电流密度和感应内电场的计算方法.暴露于磁场.分析和二维数字模型
【标准号】:BSEN62226-3-1-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-10-31
【实施或试行日期】:2007-10-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:分析;耦合因子;电流密度;电流;电场;电击;电气工程;电气设备;电气安全;方程;曝光;频率范围;人体;感应;磁场;数学计算;分析方法;模型;数值法;人;生理效应(对人体);参考模型;安全;二维的
【英文主题词】:Analysis;Couplingfactor;Currentdensity;Electriccurrent;Electricfields;Electricshock;Electricalengineering;Electricalinstallations;Electricalsafety;Equations;Exposure;Frequencyranges;Humanbody;Induction;Magneticfields;Mathematicalcalculations;Methodsofanalysis;Models;Numericalmethods;People;Physiologicaleffects(humanbody);Referencemodel;Safety;Two-dimensional
【摘要】:ThispartofIEC62226appliestothefrequencyrangeforwhichexposurelimitsarebasedontheinductionofvoltagesorcurrentsinthehumanbodywhenexposedtoelectricfields.ThispartdefinesindetailthecouplingfactorK–introducedbytheIEC62226seriestoenableexposureassessmentforcomplexexposuresituations,suchasnon-uniformmagneticfieldorperturbedelectricfield–forthecaseofsimplemodelsofthehumanbody,exposedtouniformelectricfields.ThecouplingfactorKhasdifferentphysicalinterpretationsdependingonwhetheritrelatestoelectricormagneticfieldexposure.Itisthesocalled“shapefactorforelectricfield”.ThispartofIEC62226canbeusedwhentheelectricfieldcanbeconsideredtobeuniform,forfrequenciesuptoatleast100kHz.Thissituationofexposuretoa“uniform”electricfieldismostlyfoundinthevicinityofhighvoltageoverheadpowersystems.Forthisreason,illustrationsgiveninthispartaregivenforpowerfrequencies(50Hzand60Hz).
【中国标准分类号】:A58
【国际标准分类号】:17_240
【页数】:58P.;A4
【正文语种】:英语


【英文标准名称】:Harmonizedsystemofqualityassessmentforelectroniccomponents;blankdetailspecification:fixedpowerresistors
【原文标准名称】:电子元件质量评定协调体系.详细空白规范:高功率固定电阻.检定等级"S"(CECC40201)
【标准号】:DIN45921T.201-1982
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【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】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】: