IEC 60068-2-44-1979 基本环境试验规程.第2部分:试验.第44节:试验T指南:锡焊
时间:2024-05-18 23:35:39 来源: 标准资料网 作者：标准资料网 阅读：8953
【英文标准名称】:Environmentaltesting.Part2:Tests.GuidanceonTestT:Soldering
【原文标准名称】:基本环境试验规程.第2部分:试验.第44节:试验T指南:锡焊
【标准号】:IEC60068-2-44-1979
【标准状态】:作废
【国别】:国际
【发布日期】:1979
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/SC50C
【标准类型】:()
【标准水平】:()
【中文主题词】:环境试验;电气工程;温度;软钎焊连接;材料试验;指导手册;试验;老化;电子工程;助熔剂;铜焊;环境
【英文主题词】:brazing;temperature;ageing(materials);testing;guidebooks;environmentaltesting;electronicengineering;environment;electricalengineering;materialstesting;fluxes(materials);solderedjoints
【摘要】:
【中国标准分类号】:A21
【国际标准分类号】:1290
【页数】:19P;A4
【正文语种】:英语
【英文标准名称】:StandardforSafetyforFireTestsofDoorAssemblies
【原文标准名称】:门附件的燃烧试验的安全标准
【标准号】:ANSI/UL10B-2001
【标准状态】:作废
【国别】:美国
【发布日期】:2001
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:门具;门;燃烧试验
【英文主题词】:Doors;Doorsets;Firebreakequipment;Firesafety;Firetests;Materialsspecification;Temperatureeffects
【摘要】:Pertainstomethodsoffireteststhatareapplicabletodoorassembliesofvariousmaterialsandtypesofconstructionforuseinwallopeningstoretardthepassageoffire.Testsmadeinconformitywiththesetestmethodswillregisterperformanceduringthetestexposure;butsuchtestsshallnotbeconstruedasdeterminingsuitabilityforuseafterexposuretofire.Itistheintentthattestsmadeinconformitywiththesetestmethodswilldevelopdatatoenableregulatorybodiestodeterminethesuitabilityofdoorassembliesforuseinlocationswherefireresistanceofaspecifieddurationisrequired.Thesemethodsareintendedtoevaluatetheabilityofadoorassemblytoremaininanopeningduringapredeterminedtestexposure.Thetestsexposeaspecimentoastandardfireexposurecontrolledtoachievespecifiedtemperaturesthroughoutaspecifiedtimeperiod,followedbytheapplicationofaspecifiedstandardfirehosestream.Theexposure,however,maynotberepresentativeofallfireconditions,whichmayvarywithchangesintheamount,nature,anddistributionoffireloading,ventilation,compartmentsizeandconfiguration,heatsinkcharacteristicsofthecompartment.Itdoes,however,providearelativemeasureoffireperformanceofdoorassembliesunderthesespecifiedfireexposureconditions.Anyvariationfromtheconstructionorconditionsthataretestedmaysubstantiallychangetheperformancecharacteristicsoftheassembly.Themethodsdonotprovidefullinformationastoperformanceofalldoorassembliesinwallsconstructedofmaterialsotherthanthosetested;evaluationofthedegreebywhichthedoorassemblycontributestotheriskoffirebygenerationofsmoke,toxicgases,orotherproductsofcombustion;atemperaturelimitontheunexposedsideofthedoorassembly;alimitonthenumberofopeningsallowedinglazedareasorofthenumberandsizeoflateralopeningsbetweenthedoorandframe;measurementofthedegreeofcontrolorlimitationofthepassageofsmokeorproductsofcombustionthroughthedoorassembly.Thisstandardwaslistedforpublicreviewinthe7/17/1998issueofStandardsAction.Itisbeingresubmittedduetosubstantivechangestothetext.
【中国标准分类号】:C80;Q70
【国际标准分类号】:13_220_50
【页数】:
【正文语种】:英语
【英文标准名称】:ContinuousMonitoringofAcousticEmissionfromMetalPressureBoundaries
【原文标准名称】:金属压力面产生的声发射的连续监测
【标准号】:ASTME1139-1992
【标准状态】:作废
【国别】:美国
【发布日期】:1992
【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】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:声音传播;金属;无损检验;压力;监督(认可);噪声辐射;界限;试验
【英文主题词】:testing;non-destructivetesting;soundpropagation;noiseemissions;surveillance(approval);pressure;boundaries;metals
【摘要】:
【中国标准分类号】:H20
【国际标准分类号】:17_140_10;77_040_00
【页数】:6P;A4
【正文语种】:英语