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ASTM D2058-2003 拉链表面漆耐干洗性能的标准试验方法

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【英文标准名称】:StandardTestMethodforDurabilityofFinishofZipperstoDrycleaning
【原文标准名称】:拉链表面漆耐干洗性能的标准试验方法
【标准号】:ASTMD2058-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:D13.54
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:精整;试验;耐久性;纺织材料;化学清洗;拉链;扣锁(服装)
【英文主题词】:drycleaning;durability;zipper
【摘要】:TestMethodD2058isusefulfordeterminingtheeffectofrepeateddrycleaningontheappearanceofthedecorativecoatingofazipper.Thistestmethodisconsideredsatisfactoryforacceptancetestingofcommercialshipmentsbecausethemethodhasbeenusedextensivelyinthetradeforacceptancetesting.5.2.1Iftherearedifferencesofpracticalsignificancebetweenreportedtestresultsfortwolaboratories(ormore),comparativetestsshouldbeperformedtodetermineifthereisastatisticalbiasbetweenthem,usingcompetentstasticalassistance.Asaminimum,thetestsamplesshouldbeusedthatareashomogeneousaspossible,thataredrawnfromthematerialfromwhichthedisparatetestresultswereobtained,andthatarerandomlyassignedinequalnumberstoeachlaboratoryfortesting.Othermaterialswithestablishedtestvaluesmaybeusedforthispurpose.Thetestresultsfromthetwolaboratoriesshouldbecomparedusingastatisticaltestunpaireddata,ataprobabilitylevelchosenpriortothetestingseries.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orfuturetestresultsmustbeadjustedinconsiderationoftheknownbias.Themethod(s)inthestandardalongwiththoseinTestMethodsD2051,D2052,D2053,D2054,D2057,D2059,D2060,D2061,andD2062areacollectionofproventestmethods.Theycanbeusedasaidsintheevaluationofzipperswithouttheneedforathoroughknowledgeofzippers.Theenumeratedtestmethodsdonotprovidefortheevaluationofallzipperproperties.Besidesthosepropertiesmeasuredbymeansoftheenumeratedtestmethodsthereareotherpropertiesthatmaybeimportantforthesatisfactoryperformanceofazipper.Testmethodsformeasuringthosepropertieshavenotbeenpublishedeitherbecausenopracticalmethodshaveyetbeendevelopedorbecauseavalidevaluationoftheinformationresultingfromexistingunpublishedmethodsrequiresanintimateandthoroughknowledgeofzippers.1.1Thistestmethodcoversthedeterminationofthedurabilityoftheenamelorotherdecorativecoatingofzipperswhensubjectedtodrycleaning.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y76
【国际标准分类号】:61_040
【页数】:2P.;A4
【正文语种】:


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【英文标准名称】:Methodsoftestingironores-Determinationofsizedistributionbysieving
【原文标准名称】:铁矿石试验方法.第2部分:用筛分法测定粒度分布
【标准号】:BS5663-2-1987
【标准状态】:作废
【国别】:英国
【发布日期】:1987-10-30
【实施或试行日期】:1987-10-30
【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】:样本;粒度分布;金属矿;质量(物质);筛选(大小);筛分设备;铁矿石;粒度测量;筛选设备;试验设备;精密度;数学计算
【英文主题词】:Ironores;Minerals;Ores;Particlesizemeasurement;Screening(sizing);Sieving;Testing;Tests
【摘要】:ThisInternationalStandardspecifiesthemethodstobeemployedfordeterminationofsizedistributionsbysievingofironore,whethernaturalorprocessed(e.g.concentratesandagglomerates,suchaspellets,sintersorbriquettes),utilizingsieveshavingtheaperturesizeof45μmandover.InthisInternationalStandard,theterms"ironore"or"ore"shallrefertoalltheabove-mentionedtypesofmaterials.Thesampleofironoreissubjectedtosievingproceduresforthepurposeofdeterminingthesizedistributionofthecon-stituentparticles.Thesizedistributionistobeexpressedintermsofmassandpercentagemass,passedorretainedonselectedsieves.ThemethodsdescribedinthisInternationalStandardareequallyapplicabletosizedeterminationutilizingone,twoorseveralsieves.
【中国标准分类号】:D31
【国际标准分类号】:73_060_10
【页数】:32P;A4
【正文语种】:英语


【英文标准名称】:Special-UseSwitches
【原文标准名称】:特殊用途开关
【标准号】:UL1054BULLETINS-2003
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Clarificationofmarkingrequirementswithrespecttovoltageratings.
【中国标准分类号】:K31
【国际标准分类号】:29_120_40
【页数】:16
【正文语种】:英语