ASTM F1016-2007 线性轮胎面磨损数据分析用标准实施规程

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【英文标准名称】:StandardPracticeforLinearTireTreadwearDataAnalysis
【原文标准名称】:线性轮胎面磨损数据分析用标准实施规程
【标准号】:ASTMF1016-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:分析;测试;轮胎面;轮胎;硫化橡胶
【英文主题词】:groovedepth;linear;lineartiretreadwear;treaddepth;treadwear;wear-out
【摘要】:Thepurposeofthispracticeistostandardizethemeaningandderivationofsometermsandindexesthatarecommonlyusedtocharacterizetreadwear.5.1.1Thereisnointenttorecommendeitherofthetwotreadwearperformanceindexes:distanceperunitlossoftreaddepthorlossoftreaddepthperdistanceunit.1.1ThispracticedescribestheelementarylinearregressionanalysisofbasictreadweardataasobtainedaccordingtoTestMethodF421andTestMethodF762.1.2ThebasictreadweardataareobtainedasgroovedepthlossmeasurementsbyproceduresdescribedinTestMethodF421afteraseriesoftestcycles(testdistancesunderspecifiedconditions)accordingtoTestMethodF762.1.3Alinearregressionanalysisisperformedfortherelationshipbetweenaveragetiretreaddepthandthetestdistancetraveledbythetestvehicle,onwhichthetesttiresaremounted.Fromthisanalysisarateofwearisdetermined:groovedepthlossperunitdistance.1.4Lineartreadwearisdefinedasanessentiallyconstantrateofwear,afterbreak-in,whichresultsinalinearregressioncoefficientofdetermination,R2,equaltoorgreaterthan0.95whenobtainedforadatasetwherethenumberofmeasurementintervals,n,isatleast3.Eachmeasurementintervalrepresentsaspecifictestdistance.1.5Thispracticeisnotapplicabletothepredictionoftreadlifefortiresthatexhibitnon-linearorirregulartreadwear.1.6EvaluationparametersaregivenforbothSIandinch-poundunits;eithermaybeused.Theevaluationparametersasdefinedareonestypicallyusedinthetiretestingindustryandnospecialclaimismadeforsuperiorityoftheseparametersandtermsoverothertermsandparametersthatmaybedeveloped.
【中国标准分类号】:G41
【国际标准分类号】:83_160_10
【页数】:3P.;A4
【正文语种】: