IEC 62246-1-2011 簧片开关.第1部分:总规范
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【英文标准名称】:Reedswitches-Part1:Genericspecification
【原文标准名称】:簧片开关.第1部分:总规范
【标准号】:IEC62246-1-2011
【标准状态】:现行
【国别】:国际
【发布日期】:2011-02
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC94
【标准类型】:()
【标准水平】:()
【中文主题词】:触点继电器;接触单元;定义(术语);电连接器;电气工程;总规范;测量;测量技术;质量;质量评定;簧片触点;簧片触点单元;笛簧继电器;簧片开关;继电器;规范;试验
【英文主题词】:Contactrelays;Contactunits;Definitions;Electriccontacts;Electricalengineering;Genericspecification;Measurement;Measuringtechniques;Quality;Qualityassessment;Reedcontact;Reedcontactunit;Reedrelays;Reedswitches;Relays;Specification;Testing
【摘要】:
【中国标准分类号】:L22
【国际标准分类号】:29_120_70
【页数】:155P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforPillingResistanceandOtherRelatedSurfaceChangesofTextileFabrics:BrushPillingTester
【原文标准名称】:纺织纤维的抗起球性和其他相关表面变化的标准试验方法:毛刷式起球试验仪
【标准号】:ASTMD3511/D3511M-2010e1
【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】:D13.60
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:fabric;fuzz;pills;Brushpillingtester;Pillingresistance;Surfaceanalysis--textilefabrics/fibers;Textilefabrics(general)
【摘要】:AcceptanceTesting8212;Thismethodoftestingfabricsforresistancetopillingisnotrecommendedforacceptancetesting.Ifitisusedforacceptancetesting,itshouldbeusedwithcautionbecauseinterlaboratorydataarenotavailable.Insomecasesthepurchaserandthesuppliermayhavetotestacommercialshipmentofoneormorespecificmaterialsbythebestavailablemethod,eventhoughthemethodhasnotbeenrecommendedforacceptancetesting.Iftherearedifferencesorpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestsshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstatisticalassistance.Asaminimum,thetestsamplesshouldbeusedthatareashomogeneousaspossible,drawnfromthematerialfromwhichthedisparatetestresultswereobtained,andrandomlyassignedinequalnumberstoeachlaboratoryfortesting.Othermaterialswithestablishedtestvaluesmaybeusedforthispurpose.Thetestresultsfromthetwolaboratoriesshouldbecomparedusingastatisticaltestforunpaireddata,ataprobabilitylevelchosenpriortothetestingseries.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orfuturetestresultsforthatmaterialmustbeadjustedinconsiderationoftheknownbias.Thepillingoftextilefabricsisaverycomplexpropertybecauseitisaffectedbymanyfactorswhichmayincludetypeoffiberorblends,fiberdimensions,yarnandfabricconstruction,fabricfinishingtreatmentsandrefurbishingmethod.Testingbeforerefurbishingmaybeadviseable.Thepillingresistanceofaspecificfabricinactualwearvariesmorewithgeneralconditionsofuseandindividualwearersthaninreplicatefabricspecimenssubjectedtocontrolledlaboratorytests.Thisexperienceshouldbeborneinmindwhenadoptinglevelsofacceptabilityforanyseriesofstandards.Pillsvaryappreciablyinsizeandappearanceanddependonthepresenceoflintanddegreeofcolorcontrast.Thesefactorsarenotevaluatedwhenpillingisratedsolelyonthenumberofpills.Thedevelopmentofpillsmaybeaccompaniedbyothersurfacephenomenasuchaslossofcover,colorchange,orthedevelopmentoffuzz.Sincetheoverallacceptabilityofaspecificfabricisdependentonboththecharacteristicsofthepillsandtheotherfactorsaffectingsurfaceappearance,itissuggestedthatfabricstestedinthelaboratorybeevaluatedsubjectivelywithregardtotheiracceptabilityandnotratedsolelyonthenumberofpillsdeveloped.Aseriesofstandards,basedongraduateddegreesofsurfacechangeofthefabrictypebeingtested,maybesetuptoprovideabasisforsubjectiveratings.Thevisualstandardsaremostadvantageouswhenthelaboratorytestspecimenscorrelatecloselyinappearancewithwornfabricsandshowasimilarratioofpillstofuzz.Countingthepillsandweighingtheirnumberwithrespecttotheirsizeandcontrast,asacombinedmeasureofpillingresistance,isnotrecommendedbecauseoftheexcessivetimerequiredforcounting,sizing,andcalculation.Thedegreeoffabricpillingisevaluatedbycomparingthetestedspecimenswithvisualstandards,whichmaybeactualfabricsorphotographsoffabrics,showingarangeofpillingresistance.Theobservedresistancetopillingisreportedonanarbitraryscalerangingfrom5(nopilling)to1(veryseverepilling).Thistestmethodisapplicabletoawidevarietyofwovenandknittedfabricsthatvaryinpillingpropensityasaresultofvariationsinfiber,yarnx0026;fabricstructure,andfinish.1.1Thistestmethodcoversthedeterminationofthepropensityofafabrictoformpillsfromfuzzundertestconditionsintendedtosimulatenormal......
【中国标准分类号】:W55
【国际标准分类号】:59_080_30
【页数】:5P.;A4
【正文语种】:英语
【英文标准名称】:Ferromolybdenum;TechnicalConditionsofDelivery
【原文标准名称】:钼铁.交货技术条件
【标准号】:DIN17561-1965
【标准状态】:作废
【国别】:德国
【发布日期】:1965-12
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;储存;铁合金;规范(审批);交货条件;钼铁
【英文主题词】:deliveryconditions;storage;specification(approval);ferromolybdenum;ferro-alloys;definitions
【摘要】:
【中国标准分类号】:H42
【国际标准分类号】:6100
【页数】:2P;A4
【正文语种】:德语
