EN 61169-1-1-1997 射频连接器.第1-1部分:单一多系列双语空白详细规范
作者:标准资料网 时间:2024-05-12 11:28:35 浏览:9283
来源:标准资料网
【英文标准名称】:Radio-frequencyconnectors-Part1-1:Single,multi-series,dual-languageblankdetailspecification(IEC61169-1-1:1996);GermanversionEN61169-1-1:1997
【原文标准名称】:射频连接器.第1-1部分:单一多系列双语空白详细规范
【标准号】:EN61169-1-1-1997
【标准状态】:现行
【国别】:
【发布日期】:1998-02
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;射频连接器;详细规范;插头;射频插头;插接件连接;元部件;规范;电信;电插头;空白格式
【英文主题词】:Blankforms;Components;Connectoredjoints;Detailspecification;Electricplugs;Electricalengineering;IECQ;Plugs;Radiofrequencyconnectors;Radio-frequencyplugs;Specification;Telecommunication
【摘要】:
【中国标准分类号】:L23
【国际标准分类号】:33_120_30
【页数】:15P.;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforDeterminingDamage-BasedDesignStressforFiberglassReinforcedPlastic(FRP)MaterialsUsingAcousticEmission
【原文标准名称】:玻璃纤维整形加固材料(FRP)的基于损害的设计标准测定的标准实施规程
【标准号】:ASTME2478-2006a
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:E07.04
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:损伤;设计;测定;纤维增强的;玻璃纤维层压品;压力容器;增强塑料
【英文主题词】:acousticemission;damagebaseddesigncriterion;directstressdamage-baseddesign;compositematerialcharacterization;FRPmaterialcharacterization;shearstressdamagebaseddesign
【摘要】:Thedamage-baseddesignapproachwillpermitanadditionalmethodofdesignforFRPmaterials.ThisisaveryusefultechniquetodeterminetheperformanceofdifferenttypesofresinsandcompositionofFRPmaterialsinordertodevelopadamagetolerantandreliabledesign.ThisAE-basedmethodisnotunique,otherdamage-sensitiveevaluationmethodscanalsobeused.Thispracticeinvolvestheuseofacousticemissioninstrumentationandexaminationtechniquesasameansofdamagedetectiontosupportadestructivetest,inordertoderivethedamage-baseddesignstress.Thispracticeisnotintendedasapredictoroflong-termperformanceofFRPmaterials(suchasthoseusedinvessels).Forthisreason,manycodesandstandardsrequirecyclicprooftestingofprototypes(forexample,vessels)whicharenotapartofthispractice.Otherdesignmethodsexistandarestillpermitted.1.1Thispracticedetailsproceduresforestablishingthedirectstressandshearstressdamage-baseddesignvaluesforuseinthedamage-baseddesigncriterionformaterialstobeusedinFRPvesselsandothercompositestructures.Thepracticeusesdataderivedfromacousticemissionexaminationoffour-pointbeambendingtestsandin-planesheartests(seeASMESectionX,ArticleRT-8).1.2Theonsetoflaminadamageisindicatedbythepresenceofsignificantacousticemissionduringthereloadportionofload/reloadcycles."Significantemission"isdefinedwithhistoricindex.1.3Units-Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninbracketsaremathematicalconversionstoSIunitswhichareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q36
【国际标准分类号】:59_100_10
【页数】:6P.;A4
【正文语种】:
