GB/T 10574.1-1989 锡铅焊料化学分析方法 碘酸钾滴定法测定锡量
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基本信息
| 标准名称： | 锡铅焊料化学分析方法 碘酸钾滴定法测定锡量 |
| 英文名称： | Tin-lead solders-Determination of tin content-Potassium iodate titrimetric method |
| 中标分类： |
冶金 >>
金属化学分析方法 >>
重金属极其合金分析方法 |
| ICS分类： |
机械制造 >>
焊接、钎焊和低温焊 >>
焊接消耗品
|
| 替代情况： | 被GB/T 10574.1-2003代替 |
| 发布日期： | 1989-03-22 |
| 实施日期： | 1990-01-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 2003-08-01 |
| 起草单位： | 云南锡业公司研究所 |
| 出版日期： | 1900-01-01 |
| 页数： | 4页 |
适用范围
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前言
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引用标准
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所属分类： 冶金 金属化学分析方法 重金属极其合金分析方法 机械制造 焊接 钎焊和低温焊 焊接消耗品
【英文标准名称】:Preparationofhardcoal;assessmentofpreparationequipmentandprocesses;separationofsolidsfromwater
【原文标准名称】:选煤.选煤设备和工艺的鉴定.固体-水-分离法
【标准号】:DIN23006T.4-1985
【标准状态】:作废
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【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】:()
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【摘要】:
【中国标准分类号】:
【国际标准分类号】:
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【英文标准名称】:StandardGuideforNondestructiveTestingofPavementsUsingCyclic-LoadingDynamicDeflectionEquipment
【原文标准名称】:使用循环负荷动态偏转设备的路面无损检测的标准指南
【标准号】:ASTMD4602-1993(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1993
【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】:E17.41
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:cyclic-loading;deflection;elasticmoduli;nondestructive;Asphaltpavingmixtures;Dataanalysis--pavingapplications;Temperaturetests--soil/rock/relatedmaterials;Deflection--pavementsurfaces/applications;Dynamicdeflection(“Dynaflect&rd
【摘要】:Nondestructivetestingofpavementstoobtaindeflectiondataforuseinpavementevaluationandoverlaydesignhasbecomecommon.Whilethediversityofequipmentanddataapplicationsmakespecificproceduresinfeasible,thisguideisintendedtoencouragethecollectionofsufficientdeflectiondata,adequatecalibrationofequipment,andimplementationofgeneralproceduresleadingtobetterqualityandmoreuniformdeflectionmeasurements.1.1Thisguidecoversthepreparation,equipment,calibrationofequipment,locationoftestpoints,magnitudesandconfigurationsofappliedloads,cyclicfrequencies,andpresentationofdatafornondestructivetestingofpavementsusingcyclic-loadingdynamicdeflectionequipment.1.2Cyclic-loadingdynamicdeflectionequipmentincludesagroupofdevicesthatinduceasteady-statesinusoidalvibrationinthepavementthroughcyclicgenerationofadynamicload.Allsuchdevicesapplyastaticloadonthepavementsurface,resultinginastaticdeflection,andtheninducesomesinusoidalloadandconsequentdeflectionaroundthestaticloadanddeflectionthroughanappliedsteady-statedynamicload.1.3Astherearegreatdifferencesbetweenvariouscyclic-loadingdynamicdeflectiondevices,thisguideisintendedtogiveuniformly-applicableguidance,ratherthanspecificinstructions,fortheiruse.Forinstance,itwillspecifythatcalibrationofthedevicesandtheirinstrumentationbecarriedoutatthefrequenciesandinaccordancewithproceduresrecommendedbytheirmanufacturers,ratherthanprovidingspecificinstructions.Also,dataisspecifiedforcollectionthatshouldproveadequateforusualapplicationsofsuchdeflectiondata,butnoproceduresareincludedforx201C;back-calculatingx201D;elasticmoduliofpavementlayersorothersuchapplications.1.4Thisguidedoesnotapplytostaticdeflectionequipment,suchasthex201C;BenkelmanBeam,x201D;automatedbeamdeflectionequipment,suchasthex201C;CaliforniaTravelingDeflectometer,x201D;orimpulsedeflectionequipment,suchasthex201C;FallingWeightDeflectometer.x201D;1.5Itiscommonpracticeintheengineeringprofessiontouseconcurrentlypoundstorepresentbothaunitofmass(lbm)andofforce(lbf).Thisimplicitlycombinestwoseparatesystemsofunits,thatis,theabsolutesystemandthegravitationalsystem.Itisscientificallyundesirabletocombinetheuseoftwoseparatesetsofinch-poundunitswithinasinglestandard.Thisguidehasbeenwrittenusingthegravitationalsystemofunitswhendealingwiththeinch-poundsystem.Inthissystem,thepound(lbf)representsaunitofforce(weight).However,theuseofbalancesorscalesrecordingpoundsofmass(lbm),ortherecordingofdensityinlbm/ft3shouldnotberegardedasnonconformancewiththisguide.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.1.7Thisguideoffersanorganizedcollectionofinformationoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisdocumentcannotreplaceeducationorexperienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthisguidemaybeapplicableinallcircumstances.ThisASTMstandardisno......
【中国标准分类号】:R18
【国际标准分类号】:93_080_20
【页数】:4P.;A4
【正文语种】:英语
