JIS K8821-1979 氟化钠(试剂)
作者:标准资料网 时间:2024-05-23 11:42:30 浏览:9439
来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:
【原文标准名称】:氟化钠(试剂)
【标准号】:JISK8821-1979
【标准状态】:作废
【国别】:日本
【发布日期】:1979-07-01
【实施或试行日期】:1979-07-01
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:氟化物;化学试剂;钠无机化合物
【英文主题词】:
【摘要】:
【中国标准分类号】:G62
【国际标准分类号】:
【页数】:
【正文语种】:
【原文标准名称】:氟化钠(试剂)
【标准号】:JISK8821-1979
【标准状态】:作废
【国别】:日本
【发布日期】:1979-07-01
【实施或试行日期】:1979-07-01
【发布单位】:日本工业标准调查会(JISC)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:氟化物;化学试剂;钠无机化合物
【英文主题词】:
【摘要】:
【中国标准分类号】:G62
【国际标准分类号】:
【页数】:
【正文语种】:
下载地址: 点击此处下载
【英文标准名称】:StandardPracticeforCommercialRadialTruck-BusTirestoEstablishEquivalentTestSeverityBetweena1.707-m(67.23-in.)DiameterRoadwheelandaFlatSurface
【原文标准名称】:用以在1.707m(67.23英寸)直径负重轮和平面之间建立等效试验严重程度的商用辐射卡车-客车轮胎的标准实施规程
【标准号】:ASTMF2779-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:F09.30
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:commercialtire;curvedtoflat;endurance;equivalency;flattocurved;highspeed;highwayequivalent;roadwheel;roadwheeltesting;temperature;testseverity;tire;tiretemperature;truck-bus;67.23-in.;1.707-m
【摘要】:Historically,tireshavebeentestedforendurancebyavarietyoftestmethods.Sometypicaltestingprotocolshavebeen:(1)provinggroundsorhighwaytestingoverarangeofspeeds,loads,andinflations,(2)testingonfleetsofvehiclesforextendedperiodsoftime,and(3)nbsp;nbsp;nbsp;indoor(laboratory)testingoftiresloadedonarotating1.707-mdiameterroadwheel;however,thecurvedsurfaceofa1.707-mdiameterroadwheelresultsinasignificantlydifferenttirebehaviorfromthatobservedonaflatorhighwaysurface.Thispracticeaddressestheneedforprovidingequivalenttestseverityoverarangeoftypicaltireoperatingconditionsbetweena1.707-mdiameterroadwheelsurface(PracticeF551)andaflatsurface.Therearedifferentdeformationsofthetirefootprintoncurvedversusflatsurfacesresultingindifferentfootprintmechanics,stress/straincycles,andsignificantlydifferentinternaloperatingtemperaturesforthetwotypesofcontactsurface.Sincetireinternaltemperaturesarekeyparametersinfluencingtireenduranceoroperatingcharacteristicsundertypicaluseconditions,itisimportanttobeabletocalculateinternaltemperaturedifferentialsbetweencurvedandflatsurfacesforarangeofloads,inflationpressuresandrotationalvelocities(speeds).Datafromlabandroadtiretemperaturemeasurementtrialswerecombined,statisticallyanalyzed,andtiretemperaturepredictionmodelsderived.Thefitofthemodelstothedataisshownasthecoefficientofdetermination,R2,forthetwocriticalcrownareatemperatures,i.e.treadcenterlineandbeltedge,aswellastheplyendingarea:R2=0.89,0.90,and0.89respectivelyThesepredictionmodelswereusedtodevelopthepredictionprofilersdescribedinSection7andAnnexA1.1.1Thispracticedescribestheproceduretoidentifyequivalenttestseverityconditionsbetweena1.707-mdiameterlaboratoryroadwheelsurfaceandaflatorhighwaysurfaceforcommercialradialtruck-bustires.1.1.1Tireoperationalseverity,asdefinedastherunningoroperationaltemperatureforcertainspecifiedinternaltirelocations,isnotthesameforthesetwotestconditions.Itistypicallyhigherforthelaboratoryroadwheelatequalload,speedandinflationpressureconditionsduetothecurvatureeffect.1.1.2ThepracticeappliestospecificoperatingconditionsofloadrangeFthroughLforsuchcommercialradialtruck-bustires.1.1.3ThespecificoperatingconditionsunderwhichtheproceduresofthepracticearevalidandusefularecompletelyoutlinedinSection6(Limitations)ofthisstandard.1.1.4Itisimportanttonotethatthisstandardiscomposedoftwodistinctformats:1.1.4.1TheusualtextformataspublishedinthisvolumeoftheBookofStandards(Vol09.02).1.1.4.2Aspecialinteractiveelectronicformatthatusesaspecialsoftwaretool,designatedaspredictionprofilersorprofilers.Thisspecialprofilermaybeusedtodeterminelaboratorytestconditionsthatprovideequivalenttireinternaltemperaturesforthetreadcenterline,beltedge,orplyendingregionforthetwooperationalconditions,thatis,thecurvedlaboratoryroadwheelandflathighwaytestsurfaces.1.2Thepredictionprofilersarebasedonempiricallydevelopedlinearregressionmodelsobtainedfromtheanalysisofalargedatabasethatwasobtainedfromacomprehensiveexperimentaltestprogramforroadwheelandflatsurfacetestingoftypicalcommercialtruckandbustires.SeeSection7andReferences(1,2)Product Code:SAE J1383
Title:Performance Requirements for Motor Vehicle Headlamps
Issuing Committee:Road Illumination Devices Standards Committee
Scope:This SAE Recommended Practice is intended as a guide toward standard practice and is subject to change to keep pace with experience and technical advances. This document establishes performance requirements for headlamps.
【原文标准名称】:用以在1.707m(67.23英寸)直径负重轮和平面之间建立等效试验严重程度的商用辐射卡车-客车轮胎的标准实施规程
【标准号】:ASTMF2779-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:F09.30
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:commercialtire;curvedtoflat;endurance;equivalency;flattocurved;highspeed;highwayequivalent;roadwheel;roadwheeltesting;temperature;testseverity;tire;tiretemperature;truck-bus;67.23-in.;1.707-m
【摘要】:Historically,tireshavebeentestedforendurancebyavarietyoftestmethods.Sometypicaltestingprotocolshavebeen:(1)provinggroundsorhighwaytestingoverarangeofspeeds,loads,andinflations,(2)testingonfleetsofvehiclesforextendedperiodsoftime,and(3)nbsp;nbsp;nbsp;indoor(laboratory)testingoftiresloadedonarotating1.707-mdiameterroadwheel;however,thecurvedsurfaceofa1.707-mdiameterroadwheelresultsinasignificantlydifferenttirebehaviorfromthatobservedonaflatorhighwaysurface.Thispracticeaddressestheneedforprovidingequivalenttestseverityoverarangeoftypicaltireoperatingconditionsbetweena1.707-mdiameterroadwheelsurface(PracticeF551)andaflatsurface.Therearedifferentdeformationsofthetirefootprintoncurvedversusflatsurfacesresultingindifferentfootprintmechanics,stress/straincycles,andsignificantlydifferentinternaloperatingtemperaturesforthetwotypesofcontactsurface.Sincetireinternaltemperaturesarekeyparametersinfluencingtireenduranceoroperatingcharacteristicsundertypicaluseconditions,itisimportanttobeabletocalculateinternaltemperaturedifferentialsbetweencurvedandflatsurfacesforarangeofloads,inflationpressuresandrotationalvelocities(speeds).Datafromlabandroadtiretemperaturemeasurementtrialswerecombined,statisticallyanalyzed,andtiretemperaturepredictionmodelsderived.Thefitofthemodelstothedataisshownasthecoefficientofdetermination,R2,forthetwocriticalcrownareatemperatures,i.e.treadcenterlineandbeltedge,aswellastheplyendingarea:R2=0.89,0.90,and0.89respectivelyThesepredictionmodelswereusedtodevelopthepredictionprofilersdescribedinSection7andAnnexA1.1.1Thispracticedescribestheproceduretoidentifyequivalenttestseverityconditionsbetweena1.707-mdiameterlaboratoryroadwheelsurfaceandaflatorhighwaysurfaceforcommercialradialtruck-bustires.1.1.1Tireoperationalseverity,asdefinedastherunningoroperationaltemperatureforcertainspecifiedinternaltirelocations,isnotthesameforthesetwotestconditions.Itistypicallyhigherforthelaboratoryroadwheelatequalload,speedandinflationpressureconditionsduetothecurvatureeffect.1.1.2ThepracticeappliestospecificoperatingconditionsofloadrangeFthroughLforsuchcommercialradialtruck-bustires.1.1.3ThespecificoperatingconditionsunderwhichtheproceduresofthepracticearevalidandusefularecompletelyoutlinedinSection6(Limitations)ofthisstandard.1.1.4Itisimportanttonotethatthisstandardiscomposedoftwodistinctformats:1.1.4.1TheusualtextformataspublishedinthisvolumeoftheBookofStandards(Vol09.02).1.1.4.2Aspecialinteractiveelectronicformatthatusesaspecialsoftwaretool,designatedaspredictionprofilersorprofilers.Thisspecialprofilermaybeusedtodeterminelaboratorytestconditionsthatprovideequivalenttireinternaltemperaturesforthetreadcenterline,beltedge,orplyendingregionforthetwooperationalconditions,thatis,thecurvedlaboratoryroadwheelandflathighwaytestsurfaces.1.2Thepredictionprofilersarebasedonempiricallydevelopedlinearregressionmodelsobtainedfromtheanalysisofalargedatabasethatwasobtainedfromacomprehensiveexperimentaltestprogramforroadwheelandflatsurfacetestingoftypicalcommercialtruckandbustires.SeeSection7andReferences(1,2)Product Code:SAE J1383
Title:Performance Requirements for Motor Vehicle Headlamps
Issuing Committee:Road Illumination Devices Standards Committee
Scope:This SAE Recommended Practice is intended as a guide toward standard practice and is subject to change to keep pace with experience and technical advances. This document establishes performance requirements for headlamps.