【英文标准名称】:Aerospaceseries-Cable,electrical,fireresistant-Singleandtwistedmulticoreassembly,screened(braided)andjacketed-Operatingtemperaturesbetween-65°Cand260°C-Technicalspecification
【原文标准名称】:航空航天系列.耐火电缆.单股和多股屏蔽的(辫成麻花状的)和带护套的多芯组件.工作温度为-65℃～260℃.技术规范
【标准号】:BSEN4608-001-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-10-31
【实施或试行日期】:2006-10-31
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:验收规范;验收试验;航空航天运输;航空运输;航空器;颜色;建筑;交货条件;介质强度;电缆;电气的;电线;曝光;纤维;防火;耐火性;套;材料;多芯电缆;多股的;工作温度;性能;合格试验;铠装电缆;壳;屏蔽的;屏蔽电缆;航天运输;规范;温度;温升极限;试验方法;试验规程;试验;多股
【英文主题词】:Acceptancespecification;Acceptancetests;Aerospacetransport;Airtransport;Aircraft;Colour;Construction;Deliveryconditions;Dielectricstrength;Electriccables;Electrical;Electricalcords;Exposure;Fibres;Fireproofness;Fireresistance;Jacketing;Materials;Multi-corecables;Multicorecables;Multilingual;Multi-wire;Operatingtemperatures;Performancetests;Properties;Qualificationtests;Sheathedcables;Shell;Shielded;Shieldedcables;Spacetransport;Specification;Temperature;Temperature-riselimit;Testmethods;Testprocedures;Twisted
【摘要】:Thisdocumentspecifiestherequiredcharacteristicsandtestproceduresforfireresistantorfireproofelectricalcablesforuseinaircraftelectricalsystems.TheyshallbeoperatedataratedACvoltageof600VAC,afrequencyofmaximum2000Hzandalong-termtemperatureofupto260°C(ambienttemperatureplustemperaturesriseinconductor).Thesecablesshallalsomaintainaspecificdielectricstrengthwhentheyaresubjectedtoaflameof1100°Cafterfiveminutes(fireresistant)or15minutes(fireproof)exposure.
【中国标准分类号】:V25
【国际标准分类号】:49_060
【页数】:16P.;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforPolyurethaneRawMaterials:DeterminationofBasicityinPolyols,ExpressedasPercentNitrogen
【原文标准名称】:聚氨脂原材料的标准试验方法:可以表示为氮的百分量的多元醇中碱度的测定
【标准号】:ASTMD6979-2003
【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(ASTM)
【起草单位】:D20.22
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:alkalinity;polyols;polyurethane;rawmaterials;testmethod;titration;
【摘要】:Thistestmethodissuitableforqualitycontrol,asaspecificationtest,andforresearch.Theresultsaremeasuresofbatch-to-batchuniformityandmaybeusefulinestimatingreactivity.5.1.1Thepercentnitrogencanbeusedtocharacterizeapolyolorindicateamountsofcertaincomponentsinapolyolblend.5.1.2Itispermissibletoalsoexpresstheresultsinequivalentsofbasepergramofsample,ifdesired.1.1Thistestmethodmeasuresthebasicconstituentsinpolyolsthataresolubleinglacialaceticacidandreactivewithperchloricacid.Samplescontaining0.3-10%nitrogenhavebeenevaluatedbythismethod.Thistestmethodisapplicabletopolyetherpolyolsandpolyetherpolyolblendsthatareusedinurethanereactions.(SeeNote1.)1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note18212;ThereisnoequivalentISOstandard.
【中国标准分类号】:G31
【国际标准分类号】:83_100
【页数】:3P.;A4
【正文语种】: