IEC 61300-2-48-2009 纤维光学互连器件和无源元件.基本试验和测量程序.第2-48部分:试验.温度-湿度循环

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【英文标准名称】:Fibreopticinterconnectingdevicesandpassivecomponents-Basictestandmeasurementprocedures-Part2-48:Tests-Temperature-humiditycycling
【原文标准名称】:纤维光学互连器件和无源元件.基本试验和测量程序.第2-48部分:试验.温度-湿度循环
【标准号】:IEC61300-2-48-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-03
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC86B
【标准类型】:()
【标准水平】:()
【中文主题词】:温度变化;气候;气候试验;组件;周期;电气元件;电气工程;电子设备及元件;环境;环境测试;紧固件;湿度;材料测试;潮气;抗湿;光波导;应力;适宜性;温度;温度周期;试验室;试验组;测试;测试装置;热试验;热循环试验
【英文主题词】:Changesoftemperature;Climate;Climatictests;Components;Cycle;Electricalcomponents;Electricalengineering;Electronicequipmentandcomponents;Environment;Environmentaltesting;Fasteners;Humidity;Materialstesting;Moisture;Moistureresistance;Opticalwaveguides;Stress;Suitability;Temperature;Temperaturecycles;Testchamber;Testgroup;Testing;Testingdevices;Thermaltesting;Thermal-cyclingtests
【摘要】:ThispartofIEC61300detailsaprocedurefordeterminingthesuitabilityofafibreopticdeviceorclosuretowithstandvariationsinhumidityandtemperaturethatmayoccurduringoperation,storageand/ortransport.Thetestisintendedtoindicatetheperformanceofsuchdeviceswhenexposedtoheatandhumidityfollowedbyshort-termfreezing.Ingeneralterms,thistestprovidesahightemperaturetoinducepotentialfailuresduetosofteningandexpansion,ahighhumiditytoencouragemoistureabsorptionandswellingandalowtemperaturetofacilitateiceformation,embrittlementandcontraction.Thistestdiffersfromothercyclicenvironmentaltests,notablythedampheatcyclictestofIEC61300-2-46andthecompositetemperature-humiditycyclictestof61300-2-21,byincorporatingalternativelevelsofseverity.Thisisachievedthrougha)agreaternumberofcycles;b)agreatercyclictemperaturerange;c)adecreasedcyclicperiod.
【中国标准分类号】:M33
【国际标准分类号】:33_180_20
【页数】:10P;A4
【正文语种】:英语


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【英文标准名称】:HandTaperPinReamersforTaperPinHoles
【原文标准名称】:锥形销孔用手铰刀
【标准号】:DIN9-1957
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【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】:J41
【国际标准分类号】:
【页数】:
【正文语种】:


【英文标准名称】:StandardTestMethodforCoveringCapacityandVolumeChangeUponDryingofThermalInsulatingCement
【原文标准名称】:隔热水泥在干燥过程中覆盖能力及体积变化的标准试验方法
【标准号】:ASTMC166-2005(2010)
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:C16.31
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:水泥;隔热;隔热水泥;隔热材料;体积变化;湿覆盖能力
【英文主题词】:cement;thermalinsulating;thermalinsulatingcements;thermalinsulationmaterials;Volumechange;Wetcoveringcapacity
【摘要】:Thistestmethodisusedtodeterminethewetcoveringandvolumechangeupondryingofthermalinsulatingcement.1.1Wetcoveringcapacityandvolumechangeupondryingareoftenofmajorimportanceintheapplicationofthermalinsulatingcement.Thesepropertiescanbeeasilydeterminedatthesametimethatthedeterminationsofdrycoveringcapacityaremade.Therefore,theproceduresfordeterminingthesethreepropertiesarecoveredtogetherinthistestmethod.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q11
【国际标准分类号】:91_100_10
【页数】:3P.;A4
【正文语种】: