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【英文标准名称】:StandardTestMethodforMicronaireReadingofCottonFibers
【原文标准名称】:棉纤维的马克隆尼读数的标准试验方法
【标准号】:ASTMD1448-2005
【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】:D13.11
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;棉花;纺织纤维;纺织材料
【英文主题词】:cotton;fineness;micronairereading
【摘要】:Thistestmethodfordeterminingmicronairereadingofcottonfibersisconsideredsatisfactoryforacceptancetestingofcommercialshipmentswhenthelevelsarecontrolledbyuseofafullrangeofcalibrationcottonstandards.5.1.1Incaseofadisputearisingfromdifferencesinreportedtestresultswhenusingthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogeneousaspossibleandthatarefromalotofmaterialofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.TheaverageresultsfromthetwolaboratoriesshouldbecomparedusingStudentrsquo;t-testforunpaireddataandanacceptableprobabilitylevelchosenbythetwopartiesbeforethetestingisbegun.Ifabiasisfound,eitheritscausemustbefoundandcorrectedorthepurchaserandthesuppliermustagreetointerpretfuturetestresultsinthelightoftheknownbias.Themicronairereadingofcottonfibersisafunctionofbothfinenessandmaturityandisrelatedtomillprocessingperformanceandtothequalityoftheendproducts.Factorscorrelatedwithmicronairereadingincludecleaningefficiency,neppiness,andthestrengthanduniformityoftheyarn.Note28212;Amodificationofthistestmethodisusedincommercialtradingtoselectbaleswhichwillconformtocontractguaranteesforspecifiedmicronairereadings.Forthispurpose,itisusualpracticetotestonlyonespecimenpersample.1.1Thistestmethodcoversthedeterminationofthemicronairereadingofloosecottonfibersbymeasuringtheresistanceofaplugofcottonfiberstoairflowunderprescribedconditions.Note1Forothermethodsfordeterminingthefinenessoffibersbasedontheair-flowprinciple,refertoTestMethodD1449,TestMethodforSpecificAreaandImmaturityRatioofCottonFibers(ArealometerMethod),andtoTestMethodD1282,TestMethodforResistancetoAirFlowasanIndicationofAverageFiberDiameterofWoolTop,CardSliver,andScouredWool.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W10
【国际标准分类号】:59_060_10
【页数】:3P.;A4
【正文语种】:


【英文标准名称】:Domesticcookingappliancesburninggas-Safety-General
【原文标准名称】:家用燃气烹饪器具.安全性.一般要求
【标准号】:BSEN30-1-1-1998
【标准状态】:作废
【国别】:英国
【发布日期】:1998-12-15
【实施或试行日期】:1998-12-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:试验条件;防火安全;排放旋塞;家用的;加热;燃烧器;安全装置;门;耐久性;装配;符号;压力;温度;燃气管路;控制器;储气瓶;连接;密封件;电气安全;分类系统;控制装置;风扇;试样;试验设备;稳定性;清洁处理;尺寸;温升;机械试验;燃料喷射器;烹调器;安全措施;漏泄试验;点火系统(热力工程);一类家用煤气;二类家用煤气;法规;炊用炉;市场;材料强度;燃烧;性能;控制按钮;压火盖;加热试验;性能试验;烘箱;烤架;作标记;使用说明;冷式法;渗透性测量;维修;地理和政治区域;验证;燃气动力装置;识别方法;温度测量;灶具;燃烧产物;定型试验;热效率;断路装置;试验压力;三类家用煤气;认可试验
【英文主题词】:Burners;Classification;Cookingappliances;Cookingranges;Definition;Definitions;Domestic;Domesticcookingappliances;Durability;Gastechnology;Gaseousfuels;Gases;Gas-powereddevices;Generalsection;Glassceramics;Grills;Hotwater;Householdequipment;Maintenance;Marking;Operationalinstructions;Ovens(cookingappliances);Performancespecification;Productspecification;Properties;Safety;Safetyengineering;Safetyrequirements;Servicewater;Specification(approval);Strengthtests;Structuralsystems;Technicaldocuments;Testing;Testingconditions
【摘要】:Thisstandardspecifiestheconstructionandperformancecharacterisitcsaswellastherequirementsandmethodsoftestforthesafetyandmarkingoffreestandingandbuilt-indomesticcookingappliancesburningthecombustiblegasesgivenin4.1accordingtothecategoriesspecifiedin4.2,referredtointhetextas"appliances".Thisstandardcoversthefollowingtypesofdomesticcookingappliances,asdefinedinclause3,andbelongingtotheclassesdefinedin4.3(seeTable1):—independentfreestandinghotplates;—independentbuilt-inhotplates;—independenthotplatesandgrills;—tablecookers;—freestandingovens;—built-inovens;—freestandingorbuilt-ingrills;—griddles;—freestandingcookers;—built-incookers;Unlessspecificallyexcludedhereafter,thisstandardappliestotheseappliancesortheircomponentparts,whetherornotthecomponentpartsareindependentorincorporatedintoasingleappliance,eveniftheotherheatingcomponentsoftheapplianceuseelectricalenergy(e.g.combinedgas-electriccookers).Thisstandardincludesrequirementscoveringtheelectricalsafetyofequipmentincorporatedintheappliancethatisassociatedwiththeuseofgas.Itdoesnotincluderequirementscoveringtheelectricalsafetyofelectrically-heatedcomponentpartsoftheirassociatedequipment.Thisstandarddoesnotapplyto:—outdoorappliances;—appliancesconnectedtoacombustionproduct'sevacuationduct;—applianceshavingapyrolyticgasoven;—applianceshavingcoveredburnerswhicharenotinconformitywiththeconstructionalrequirementsof5.2.8.2.2;—appliancesincorporatingflamesupervisiondevicesandhavinganautomaticignitiondeviceforwhichthedurationoftheignitionattemptislimitedbydesign;—appliancesequippedwithaburnerthatisperiodicallyignitedandextinguishedunderthecontrolofanautomaticon/offdevice;—appliancesequippedwithanovenand/orwithagrillhavingafan:—eitherforthesupplyofcombustionairorfortheevacuationoftheproductsofcombustion;orforthecirculationoftheproductsofcombustionwithinthecompartments;—appliancessuppliedatpressuresgreaterthanthosedefinedin7.1.2.—appliancesequippedwithacompartmentinwhichaburnerandanelectricheatingelementcanfunctionsimultaneously.Thisstandarddoesnotcovertherequirementsrelatingtothirdfamilygascylinders,theirregulatorsandtheirconnection.Thisstandardonlycoverstypetesting.note:1)Refertotheelectricalsafetyrules.
【中国标准分类号】:Y68
【国际标准分类号】:97_040_20
【页数】:122P;A4
【正文语种】:英语