【英文标准名称】:Domesticfurniture.Seating.Determinationofstability.
【原文标准名称】:家具.坐椅.稳固性测定(欧洲标准EN1022)
【标准号】:NFD61-003-1997
【标准状态】:作废
【国别】:法国
【发布日期】:1997-03-01
【实施或试行日期】:1997-03-05
【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】:稳定性试验;家具;验证;扶手椅;椅子;稳定性;检验;设备安全;座椅;住宅区;适用性;安全要求;安全;定义;试验;安全工程;公寓
【英文主题词】:
【摘要】:
【中国标准分类号】:Y81
【国际标准分类号】:97_140
【页数】:18P;A4
【正文语种】:其他


【英文标准名称】:Brazing-Imperfectionsinbrazedjoints
【原文标准名称】:钎焊.钎焊接头的缺陷
【标准号】:ISO18279-2003
【标准状态】:现行
【国别】:国际
【发布日期】:2003-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC44
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;焊接接头;分类号;表面偏差度;焊接工艺;不规则性;空腔;试样;弯曲试验;缺陷与故障;分类系统;裂纹;尺寸偏差;剪切试验;硬钎焊接头;钎焊;评定;抗拉试验;硬度测量;变化;试验;形状变化;铜焊;软钎焊连接;分类;焊接工程;破坏试验;夹杂物
【英文主题词】:Bendtesting;Brazing;Brazingjoints;Cavity;Classification;Classificationnumbers;Classificationsystems;Defects;Definitions;Destructivetesting;Dimensionaldeviations;Evaluations;Flaws;Hardnessmeasurement;Inclusions;Irregularities;Shapevariations;Sheartests;Solderedjoints;Solderings;Surfacedeviation;Tensiletests;Testspecimens;Testing;Variations;Weldedjoints;Weldingengineering;Weldingprocesses
【摘要】:ThisEuropeanStandarddetailsaclassificationofimperfectionsthatcanoccurinbrazingjoints.Inadditionguidanceisprovidedonqualitylevelsandsuggestedlimitsforimperfectionsaredetailed.Forrequirementsnotcoveredbythisstandard,referenceistobemadetoothersources,e.g.statutoryregulations,codesofpracticeandtechnicaldeliveryconditions.Noinformationisgivenonhowimperfectionsaretobeassessedinindividualcasesbecausethisdependsontherequirementsfortheparticularbrazedjoint.Theseimperfectionsarenotalwaysdetectablebytheuseofnon-destructivetestingalone.Thestandardcoversonlyimperfectionsthatcanoccurinconnectionwithbrazingwithouttheeffectofanyadditionalserviceloads.Onlythetype,shapeandpositionofsuchimperfectionsarecovered;noindicationisgivenoftheconditionsofoccurrenceorcauses.Forrequirementsforbrazedjointswhicharerelevantandessentialtotheparticularfunctionofthecomponent,referenceshouldbemadetotherelevantdocumentation,e.g.manufacturingdocumentsorproceduresheets.NOTEItisimportantthattheserequirementsbepreciselyprescribedandthatcompliancewiththembeverifiable.Compliancemaybeestablishedbytestingeitherthebrazedassemblyitselforatestpieceproducedundercomparableconditions.Therequirementsshouldbeestablishedandfullydocumentedbeforeanyclassificationisundertaken.ThisEuropeanStandarddoesnotlaydownrequirementsforacceptancelevelsforimperfectionssincethesewilldifferverymarkedly,dependingontheapplication,butitdoessuggestsomequalitylevelswhichmaybeofvalueintheabsenceofmoredetailedinformation.
【中国标准分类号】:J33
【国际标准分类号】:25_160_50
【页数】:24P;A4
【正文语种】:英语