NF E29-900-2-1990 工业管道.法兰组件接头.第2部分:非金属平接头(或软接头)
时间:2024-05-09 19:36:05 来源: 标准资料网 作者：标准资料网 阅读：9349
【英文标准名称】:Industrifalpipeword.Gasketsforflangedassemblies.Part2:nonmetallicflatgaskets(softgaskets).
【原文标准名称】:工业管道.法兰组件接头.第2部分:非金属平接头(或软接头)
【标准号】:NFE29-900-2-1990
【标准状态】:作废
【国别】:法国
【发布日期】:1990-10-01
【实施或试行日期】:1990-10-20
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:J15
【国际标准分类号】:23_040_60
【页数】:16P;A4
【正文语种】:其他
【英文标准名称】:Specificationforpermanentsplicingofaircraftelectricalcables
【原文标准名称】:飞行器用电缆固定编接规范
【标准号】:BS2G180-1974
【标准状态】:现行
【国别】:英国
【发布日期】:1974-11-29
【实施或试行日期】:1974-11-29
【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】:绝缘电缆;电连接;压合连接器;电连接器;电缆连接件;拼接;飞行器部件;机械卷边连接;装配;导电体;电绝缘;设计;电缆
【英文主题词】:Aircraftcomponents;Cablejunctions;Crimpedconnectors;Design;Electriccables;Electricconductors;Electricconnectors;Electricalconnections;Electricalinsulation;Installation;Insulatedcables;Mechanicalcrimping;Splicing
【摘要】:ForewordSpecificationSectionone.General1.Scope2.DefinitionsSectiontwo.Application3.Selectionanduseofsplices4.RestrictionsonsplicingSectionthree.Installation5.Staggeringofsplices6.Locationofsplices7.Supportofsplices8.Post-insulationofsplices9.Tools10.RecordingSectionfour.Designrequirements11.General12.Protectivetreatment13.Insulation14.EnvironmentalrequirementsAppendixA.Typesofsplicecurrentlymanufactured
【中国标准分类号】:V40
【国际标准分类号】:49_060
【页数】:6P.;A4
【正文语种】:英语
【英文标准名称】:StandardPracticesforSamplingFerroalloysandSteelAdditivesforDeterminationofChemicalComposition
【原文标准名称】:测定化学成分用铁合金及钢添加剂的取样
【标准号】:ASTME32-1986(2006)e1
【标准状态】:现行
【国别】:
【发布日期】:1986
【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】:E01.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:抽样方法;铁合金;钢;工艺;金属;试样;添加剂;化学成分
【英文主题词】:chemicalcomposition;ferroalloys;sampling;steeladditives
【摘要】:Thesepracticesforthesamplingofmetalsandalloysareprimarilyintendedtotestsuchmaterialsforcompliancewithcompositionalspecifications.Itisassumedthatallwhousethesemethodswillbetrainedsamplerscapableofperformingcommonsamplingproceduresskillfullyandsafely.1.1Thesepracticesincludeproceduresforthesamplingofthevariousferroalloysandsteeladditives,eitherbeforeoraftershipmentfromtheplantsofthemanufacturers.Theyaredesignedtogiveresultsrepresentativeofeachlotthatwillbecomparablewiththemanufacturer''sguaranteedanalysisforthesamelot.Forcheckanalysis,thepurchasermayuseanysamplingprocedurehedesires,buttheanalyticalresultsobtainedonsuchsamplesshallnotbeabasisforcomplaintorrejection,unlesstheprocedurefollowedisofanaccuracyequivalenttothatprescribedinthesemethods.1.2Insamplingferroalloysandsteeladditives,seriouserrorsoftenoccurfromcontaminationofthesamplesbyironfromthesamplingappliances.Therefore,specialprecautionsshouldbeobservedtoavoidthissourceoferror.Metallicironmayberemovedwithamagnetfromnonmagneticalloys;itsestimationinotheralloysrequiresspecialanalyticalprocedures(Note0).Toavoidthiserror,partsofcrushersandpulverizingequipmentcontactingthesamplesshallbeofsteelorothermaterialshowingahighresistancetoabrasionofthetypeinvolved.Note0Metallicironinferrochromiumandferrosiliconmaybedeterminedasfollows:Transfer5gofthesampleofalloytoa150-mLbeaker,add25mLofHNO3(1+3),cover,boil5min,filterintoa250-mLbeaker,andwashwithhotwater.AddNH4OHinslightexcess,heattoboiling,filter,andwashwithhotwater.DissolvetheprecipitateonthepaperwithaminimumquantityofhotHCl(1+2),washthefilterwithhotwater,andtitratetheironbyastandardproceduresuchasthatdescribedinTestMethodE354.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Theinch-poundvaluesinparenthesisaregivenforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H11
【国际标准分类号】:77_040_30;77_100
【页数】:5P.;A4
【正文语种】: