CB*/Z 349-1987 发泡型电缆密封装置技术条件
时间:2024-05-20 15:12:42 来源: 标准资料网 作者：标准资料网 阅读：9882
基本信息
| 标准名称： | 发泡型电缆密封装置技术条件 |
| 中标分类： |
船舶 >>
船舶电气、观通、导航设备 >>
船用电气安装件 |
| 发布日期： | 1987-04-20 |
| 实施日期： | 1987-04-20 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 出版日期： | 1987-04-20 |
| 页数： | 24页 |
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所属分类： 船舶 船舶电气 观通 导航设备 船用电气安装件
【英文标准名称】:Methodsformechanicaltestingofsteelwire
【原文标准名称】:钢丝的机械试验方法
【标准号】:BS4545-1970
【标准状态】:作废
【国别】:英国
【发布日期】:1970-01-30
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:抗拉试验;试样;缠绕试验;机械试验;金属线;试验条件;设计;弯曲试验;试验设备;尺寸;钢;扭转试验;反向弯曲试验;延展性试验
【英文主题词】:dimensions;testequipment;reverse-bendtests;steels;wrappingtests;testingconditions;bendtesting;design;testspecimens;mechanicaltesting;torsiontesting;ductilitytesting;wires;tensiletesting
【摘要】:
【中国标准分类号】:H49;H22
【国际标准分类号】:
【页数】:24P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforExtractableMatterinTextiles
【原文标准名称】:纺织材料中可萃取物的试验方法
【标准号】:ASTMD2257-1998(2004)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:D13.51
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:纺织试验;试验;纺织材料;元部件;纱
【英文主题词】:extractablematter;fabric;textilefabric;textilestrand
【摘要】:Thistestmethodmaybeusedforacceptancetestingofcommercialshipments.5.1.1Incaseofadisputearisingfromdifferencesinreportedtestresultsusingthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweenthelaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimenswhichareashomogeneousaspossibleandwhicharefromalotofmaterialofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.Theaverageresultsfromthetwolaboratoriesshouldbecomparedusingappropriatestatisticalanalysisandaprobabilitylevelchosenbythetwopartiesbeforethetestingbegins.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orthepurchaserandsuppliermustagreetointerpretfuturetestresultswithconsiderationtotheknownbias.Thistestmethodisusedforthedeterminationoftheamountsofnaturallypresentoilyorwaxyimpuritiesthathavenotbeencompletelyremovedfromtextilesmadefromanimalfibers,andforthedeterminationoftheamountsofoilyorwaxyfinishingmaterialsappliedtorawmaterialsortextilesduringmanufacture.See3.1.1,extractablematter.Thetestmethodmaybeusedasastepinthedeterminationofthecommercialweightoffiber,yarn,andtextileshipments.TheInternationalWoolTextileOrganizationspecifiestheuseofahalogenatedhydrocarbon,dichloromethane,alsocalledmethylenechloride(CH2Cl2)insteadofthesolventspecifiedinthistestmethod(IWTO-10-62(E)).Extractablesbymasslossisfrequentlyusedfortextileswhichhavearelativelylargeamountofextractablematerialtoeffectasignificantmasschange.1.1Thistestmethodcoversaprocedurefordeterminingtheextractablematerialonmostfibers,yarns,andfabrics.Threeoptionsareincluded.Option1usesheatandSoxhletextractionapparatus.Option2usesroomtemperatureandextractionfunnels.Option3useseitherOption1orOption2extractionbutprovidesforcalculationofextractablematterfromthelossinmassofthematerialduetotheextractionratherthantheextractablematterresidue.Note1Otherstandardsforthedeterminationofextractablematterintextilesmadeofspecificfibersinclude:SpecificationD541,SpecificationD681,andTestMethodD1574.1.1.1Thesolventsforuseinthismethodareanysolventsthatthepartyorpartiesconcernedagreedon;suchas,HalogenatedHydrocarbon(HH)chloroform,tetrachloroethane,alcohol.1.1.2Thistestmethodmaynotextractcross-linkedfinishesorresinswhichmaybeonthetextile.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SeeSections6and7.
【中国标准分类号】:W04
【国际标准分类号】:59_080_20
【页数】:5P.;A4
【正文语种】: