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【英文标准名称】:StandardTestMethodforFatigueofTireCords(DiscFatigueTest)
【原文标准名称】:轮胎帘布(圆盘疲劳试验)耐疲劳性能的标准试验方法
【标准号】:ASTMD6588/D6588M-2010a
【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】:D13.19
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:cord;disc;fatigue;tire;tirecord;Discfatiguetest;Fatigue--tirecordmaterials/applications;Tirecordsandtirecordfabrics
【摘要】:Thistestmethodisnotrecommendedforacceptancetestingofcommercialshipmentsintheabsenceofreliableinformationonbetween-laboratoryprecision.Iftherearedifferencesofpracticalsignificancebetweenthereportedtestresultsfortwolaboratories(ormore),acomparativetestshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,testsamplesshouldbeusedthatareashomogeneousaspossible,thataredrawnfromamaterialfromwhichthedisparatetestresultswereobtained,andthatarerandomlyassignedinequalnumberstoeachlaboratoryfortesting.Otherfabricswithestablishedtestvaluesmaybeusedforthispurpose.Thetestresultsfromthetwolaboratoriesshouldbecomparedusingastatisticaltestforunpaireddata,ataprobabilitylevelchosenpriortothetestingseries.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orfuturetestresultsmustbeadjustedinconsiderationoftheknownbias.1.1Thistestmethodcoversthedeterminationoffatigueoftirecordsinrubberduetocompressionorextension,orboth,usingadiscfatiguetester.Thefatigueismeasuredasalossinstrength.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticestodeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G41
【国际标准分类号】:83_160_01
【页数】:6P.;A4
【正文语种】:英语


MIL-V-24642, MILITARY SPECIFICATION: VALVE, 2-INCH NPS, AUXILIARY TURBINE OVERSPEED TRIP, SOLENOID ACTIVATED (13 SEP 1984)., This specification covers the design and manufacture of solenoid activated turbine trip valves. Valve ratings shall be of the 600 pound class and1,500 pound class in accordance with ANSI B16.34 as specified (see 6.2.1).