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【英文标准名称】:Aerospaceseries-Connectors,optical,circular,singleandmultipin,coupledbythreadedring,self-locking1,25mmdiameterferrulewithremovablealignmentsleeveholder-Part003:squareflangereceptacle-Productstandard.
【原文标准名称】:航空航天系列.带有可移除的直线套管支架的自锁1.25mm直径套管的螺纹压圈耦合的单芯和多芯圆形光学连接器.第003部分:方形凸缘插座.产品标准
【标准号】:NFL54-148-003-2010
【标准状态】:现行
【国别】:法国
【发布日期】:2010-05-01
【实施或试行日期】:2010-05-21
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:航空航天运输;航空运输;圆形连接器;连接器的连接件;设计;名称与符号;尺寸规格;电插头;紧固件;纤维光学;作标记;安装法兰;光学的;光学连接器;光波导;产品标准;性能;螺旋联轴节;自锁紧;航天运输;规范(验收);重量
【英文主题词】:Aerospacetransport;Airtransport;Circularconnectors;Connectoredjoints;Design;Designations;Dimensions;Electricplugs;Fasteners;Fibreoptics;Marking;Mountingflanges;Optical;Opticalconnectors;Opticalwaveguides;Productstandards;Properties;Screwcouplings;Self-locking;Spacetransport;Specification(approval);Weights
【摘要】:
【中国标准分类号】:V25
【国际标准分类号】:49_060
【页数】:13P;A4
【正文语种】:其他


【英文标准名称】:StandardRadiographicExaminationforSoundnessofWeldsinSteelbyComparisontoGradedASTME390ReferenceRadiographs
【原文标准名称】:与分级的ASTME390参考射线照相比对的钢焊接声音的标准射线照相检验
【标准号】:ASTME1955-2004(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【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】:E07.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:discontinuities;fusionwelds;referenceradiographs;steel;X-ray;Discontinuities--metals/alloys;Fusion-weldedmaterials/applications;Referenceradiographs;Steel;X-raymonitoring/processing
【摘要】:ThisstandardcanbeusedtoestablishacceptancecriteriaforweldsoundnessbasedontheproceduresandreferenceradiographsofASTME390.Thegradesspecifiedinthisstandard,whileapplicableforgeneralexaminationuseforthematerialsandthicknessesindicated,maynotbesuitableforallapplications.1.1ThisstandardcoversrequirementsforradiographicexaminationforsoundnessofweldsinfabricatedsteelbycomparisontoselectedseveritylevelsofReferenceRadiographsE390,VolII.Thebasematerialvariesfromgreaterthan0.25to3in.(6.4x2013;76mm)inclusiveinthickness.VolumeIIisapplicable.Thisstandardisnotsuitableforshipyarduse.Note18212;ThisstandardwasadoptedtoreplaceMil-Std.1264-Bentitledx201C;RadiographicInspectionForSoundnessofWeldsInSteelByComparisonToGradedASTME390ReferenceRadiographs,x201D;dated18January,1989.Thisstandardisintendedtobeusedforthesameapplicationsasthedocumentwhichitreplaced.Usersshouldcarefullyreviewitsrequirementswhenconsideringthestandard''susefornewand/ordifferentapplications.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H26
【国际标准分类号】:25_160_40
【页数】:2P.;A4
【正文语种】:英语