ASTM D2228-2004(2009) 橡胶特性的标准试验方法.相对抗磨性(皮考磨损机法)

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【英文标准名称】:StandardTestMethodforRubberProperty-RelativeAbrasionResistancebythePicoAbraderMethod
【原文标准名称】:橡胶特性的标准试验方法.相对抗磨性(皮考磨损机法)
【标准号】:ASTMD2228-2004(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:D11.15
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:abrasion;abrasionresistance;knifeabrasion;Picoabrader;Picoabraser;rubberarticles;rubberproducts;Abrasionresistance--rubber;Picomethod;Rubberabrasion
【摘要】:Thistestmethodmaybeusedtoestimatetherelativeabrasionresistanceofsubjectmaterialsasdescribedin1.1.Nocorrelationbetweenthisacceleratedtestandserviceperformanceisgivenorimplied,due,inpart,tothewidelyvaryingnatureofserviceconditions.Theformulas,forwhichthemixingandcuringspecificationsaregiveninAnnexA1,onceprepared,arereferredtoascalibrationcompounds.Thesecalibrationcompoundsmaybeusedtodeterminetheperformancestatusofthecuttingknivesasdescribedinthistestmethod.Theperformanceofthecuttingknivesmayalsobedeterminedbyperiodicallydeterminingtheirdimensionsasdescribedin6.1.7.Thecalibrationcompoundsareusedasreferencestandardstowhichtheabrasionresistance,determinedbyvolumelossofasubjectmaterial,maybecompared.Oncetheresistancetoabrasionisestablished,usingthismethodology,foraspecificmaterial,theresultsachievedmaybeusedasabasisforfuturecomparativeanalysisofidenticalmaterials,eitherasagreeduponbetweenlaboratories,orbetweencustomerandsupplier.FIG.1TypicalPicoTesterFIG.1TypicalPicoTester(continued)1.1Thistestmethodcoversthedeterminationoftheabrasionresistanceofvulcanized(thermoset)rubbers,thermoplasticelastomers,andelastomericandsimilarmaterialstoastandardizedreferencesystem.Astandardizedsetofreferencecompoundsisusedtocalculaterelativeabrasionresistance.Thesereferencecompoundsarealsousedtodeterminetherelativeperformance,withinapermissiblerange,ofthecuttingknivesusedinperformingthetest.1.2Allmaterials,instruments,orequipmentusedforthedeterminationofmass,force,ordimensionshallhavetraceabilitytotheNationalInstituteforStandardsandTechnology,orotherinternationallyrecognizedorganizationparallelinnature.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:9P.;A4
【正文语种】:英语


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【英文标准名称】:Measurementoffluidflowinclosedconduits-Velocityareamethods-Methodofmeasurementofvelocityatonepointofaconduitofcircularcrosssection
【原文标准名称】:封闭管道内液体流量测量.第2部分:速度范围法.第2节:管道横截面某一点的流速测量方法
【标准号】:BS1042-2.2-1983
【标准状态】:现行
【国别】:英国
【发布日期】:1983-08-31
【实施或试行日期】:1983-08-31
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:管;测量特征;估计;水道;标准差;流量测量;流动;流量率;湍流;雷诺数;流量计;误差;速度测量
【英文主题词】:Determination;Flowmeasurement;Flowmeasurements;Flowrates;Tubes;Velocitymeasurement
【摘要】:Givesamethodofdeterminingthevolumerateofflowofasinglephasefluidofasubstantiallyconstantdensity(Machno0.25)understeadyfullydevelopedflowconditionsinaclosedconduitofcircularcrosssectionrunningfull,bymeasurementoftheflowvelocityatasinglepoint.
【中国标准分类号】:A42
【国际标准分类号】:17_120_10
【页数】:16P;A4
【正文语种】:英语


【英文标准名称】:Railwayapplications-Wheel/railfrictionmanagement-Flangelubrication;GermanversionEN15427:2008
【原文标准名称】:铁路设施.车轮/铁轨摩擦力运用.法兰润滑作用.德文版本EN15427-2008
【标准号】:DINEN15427-2010
【标准状态】:作废
【国别】:德国
【发布日期】:2010-05
【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】:行车机构;制动功率;定义;摩擦;摩擦性能;润滑剂;润滑;材料;铁路设施;铁路工程;铁道车辆;铁路;规范(验收);轮缘
【英文主题词】:Bogies;Brakingpower;Definitions;Friction;Frictionalbehaviour;Lubricants;Lubrication;Materials;Railwayapplications;Railwayengineering;Railwayvehicles;Railways;Specification(approval);Wheelflanges
【摘要】:Thisdocumentislimitedtospecifyingtherequirementswhenapplyinglubricantstothewheel-railinterfacebetweenthewheelflangeandtherailgaugecorner(activeinterface)eitherdirectlyorindirectlytothewheelflangeortotherail,andincludesbothtrainborneandtracksidesolutions.
【中国标准分类号】:S11
【国际标准分类号】:21_260;45_040
【页数】:31P.;A4
【正文语种】:德语