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ISO 5071-1-1997 褐煤分析试样中挥发分的测定第1部分:双马弗炉法

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【英文标准名称】:Browncoalsandlignites-Determinationofthevolatilematterintheanalysissample-Part1:Two-furnacemethod
【原文标准名称】:褐煤分析试样中挥发分的测定第1部分:双马弗炉法
【标准号】:ISO5071-1-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-08
【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/TC27
【标准类型】:()
【标准水平】:()
【中文主题词】:高温试验;散热性;煤;褐煤;挥发物测定;定义;试验;固体燃料;含量测定
【英文主题词】:Coal;Definitions;Determinationofcontent;High-temperaturetesting;Lignite;Solidfuels;Testing;Volatilematterdetermination;Volatility
【摘要】:ThispartofISO5071specifiesamethodofdeterminingthevolatilematterofbrowncoalsandlignites.
【中国标准分类号】:D21
【国际标准分类号】:73_040
【页数】:7P;A4
【正文语种】:英语


【英文标准名称】:Characterizationofpavementtexturebyuseofsurfaceprofiles-Part1:Determinationofmeanprofiledepth
【原文标准名称】:表面外观路面结构的特性第1部分:平均剖面高度的测定
【标准号】:ISO13473-1-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-09
【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/TC43
【标准类型】:()
【标准水平】:()
【中文主题词】:表面性质;车行道(公路);工艺学;声学;使用;方法;测定;精整;应用;噪声降低;定义;组织;路面(道路);外形;试验;道路上层结构;表面;声信号;剖面高度;数据处理
【英文主题词】:Acousticsignals;Acoustics;Applications;Carriageways;Dataprocessing;Definitions;Determination;Finishes;Measurement;Measuringtechniques;Methods;Noisereduction;Pavements(roads);Profilheight;Profile;Roadsuperstructure;Surfaceproperties;Surfaces;Technology;Testing;Texture;Use
【摘要】:ThispartofISO13473describesatestmethodtodeterminetheaveragedepthofpavementsurfacemacrotexture(seeclause3,Definitions)bymeasuringtheprofilecurveofasurfaceandcalculatingthetexturedepthfromthisprofile.Thetechniqueisdesignedtoprovideanaveragedepthvalueofonlythepavementmacrotextureandisconsideredinsensitivetopavementmicrotextureandunevennesscharacteristics.TheobjectiveofthispartofISO13473istomakeavailableaninternationallyacceptedprocedurefordeterminationofpavementsurfacetexturedepthwhichisanalternativetothetraditionallyusedvolumetricpatchtechnique(generallyusingsandorglassspheres),givingcomparabletexturevalues.ThisISO13473serieshasbeenpreparedasaresultofaneedidentifiedwhenspecifyingatestsurfaceforvehiclenoisemeasurement(ISO10844).MacrotexturedepthmeasurementsaccordingtothisInternationalStandardarenotgenerallyadequateforspecifyingtestconditionsofvehicleortrafficnoisemeasurements,buthavelimitedapplicationsasasupplementinconjunctionwithotherwaysofspecifyingasurfacing.ThistestmethodissuitablefordeterminingtheMeanProfileDepthofapavementsurface.ThisMeanProfileDepthcanbetransformedtoaquantitywhichestimatesthemacrotexturedepthaccordingtothevolumetricpatchmethod.Itisapplicabletofieldtestsaswellaslaboratorytestsonpavementsamples.Whenusedinconjunctionwithotherphysicaltests,themacrotexturedepthvaluesderivedfromthistestmethodareapplicabletoestimationofpavementskidresistancecharacteristics(seee.g.reference[1]),estimationofnoisechacteristics(seee.g.ISO10844),andassessmentofthesuitabilityofpavingmaterialsorpavementfinishingtechniques.Themethod,togetherwithothermeasurements(whereapplicable)suchasporosityormicrotexturecanbeusedtoassessthequalityofpavements.Pavementaggregateparticleshape,size,anddistributionaresurfacetexturefeaturesnotaddressedinthisprocedure.Themethodisnotmeanttoprovideacompleteassessmentofpavementsurfacetexturecharacteristics.Inparticular,careshouldbeexercisedininterpretingtheresultifthemethodisappliedtoporoussurfacesortogroovedsurfaces(seeannexB).NOTE1-OtherInternationalStandardsdealingwithsurfaceprofilingmethodsincludeforexampleISO468,ISO1878,ISO1879,ISO1880,ISO3274,ISO4287andISO4288(seeannexF).Althoughitisnotclearlystatedinthese,theyaremainlyusedformeasuringsurfacefinish(microtexture)ofmetalsurfacesanddonotapplytopavements.ThispartofISO13473isadaptedforpavementtexturemeasurementandisnotintendedforotherapplications.
【中国标准分类号】:J04
【国际标准分类号】:17_140_30;93_080_20
【页数】:19P;A4
【正文语种】:英语


Product Code:SAE AS21428/1
Title:Bearing, Ball, Airframe, Anti-Friction, Extra Light Duty, Precision, Corrosion Resistant Nitrogen Steel (CREN)
Issuing Committee:Acbg Rolling Element Bearing Committee
Scope:Scope unavailable.