ANSI/SAE J700-1993 商用挂车和半挂车的上部车钩主销

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【英文标准名称】:StandardTestMethodforPileThicknessofFinishedLevelPileYarnFloorCoverings
【原文标准名称】:精加工级绒头纱线地毯的绒头厚度的标准测试方法
【标准号】:ASTMD6859-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D13.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:桩;厚度;地板覆盖物;覆盖物;绒头地毯;精整
【英文主题词】:carpet;pileheight;pilethickness;pileyarnfloorcovering;tuftheight
【摘要】:Thedeterminationofpilethicknessoflevelpileyarnfloorcoveringisusefulinqualityandcostcontrolduringthemanufactureofpileyarnfloorcovering.Theappearanceandperformancemaybeaffectedbychangesinpilethicknessofpileyarnfloorcoverings.Thistestmethodisconsideredsatisfactoryforacceptancetestingofcommercialshipmentsbecausecurrentestimatesofbetweenlaboratoryprecisionareacceptable,andthistestmethodiscommonlyusedinthetradeforacceptancetesting.Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestsshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,usethesamplesforsuchcomparativeteststhatareashomogenousaspossible,drawnfromthesamelotofmaterialasthesamplesthatresultedindisparateresultsduringinitialtestingandrandomlyassignedinequalnumberstoeachlaboratory.Thetestresultsfromthelaboratoriesinvolvedshouldbecomparedusingastatisticaltestforunpaireddata,aprobabilitylevelchosenpriortothetestingseries.Ifabiasisfoundeitheritscausemustbefoundandcorrected,orfuturetestresultsforthatmaterialmustbeadjustedinconsiderationoftheknownbias.1.1Thistestmethodcoversthedeterminationofpilethicknessoffinishedlevelpileyarnfloorcoveringusingathicknessmeasuringinstrumenthavingastationarysurface(platen),acircularpressurefootunderspecifiedforce,andcapableofbeingmovedverticallyabovetheplaten.1.2Thistestmethodisapplicableonlytofinishedlevelloopandcutpileconstructionswithtuftheightslessthan6mm(0.25in.).Note1DeterminationofpilethicknessoffinishedlevelpileyarnfloorcoveringswaspreviouslycontainedwithinTestMethodsD418.Foruserconvenience,SubcommitteeD13.21subdividedTestMethodsD418intoseparatestandardsofwhichthistestmethodisone.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W56
【国际标准分类号】:59_080_60
【页数】:6P.;A4
【正文语种】:


【英文标准名称】:Manually-operatedpiezo-electricsparkgasignitionsystemsandcomponents
【原文标准名称】:人工操作压电型电火花气体点火装置和元件
【标准号】:ANSIZ21.77-1989
【标准状态】:作废
【国别】:美国
【发布日期】:1989
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:燃气动力装置;压电器件;点火系统;点火装置;定义;燃气器具;火花点火;试验;特色;规范(验收)
【英文主题词】:specification(approval);sparkignitions;piezoelectricdevices;definitions;ignitionsystems;gas-powereddevices;ignitiondevices;features;gasappliances;testing
【摘要】:
【中国标准分类号】:T37
【国际标准分类号】:31_140;27_060_20
【页数】:23P;A4
【正文语种】:英语