FZ/T 42005-1998 桑蚕双宫丝

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Product Code:SAE AMS5115
Title:Wire, Carbon Steel, 0.60 - 0.75C, Hardened and Tempered (NONCURRENT)
Issuing Committee:Ams E Carbon And Low Alloy Steels Committee
Scope:This specification covers a carbon steel in the form of wire supplied as coils of wire or as finished springs. Primarily for springs, such as valve springs, subject to moderate stresses and requiring good fatigue properties.【英文标准名称】:Surfacemountingtechnology-Environmentalandendurancetestmethodsforsurfacemountsolderjoint-Cyclicdroptest
【原文标准名称】:表面安装技术.表面安装焊缝的环境和耐久性试验方法.循环跌落试验
【标准号】:BSEN62137-1-3-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-03-31
【实施或试行日期】:2009-03-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:弯曲试验;温度变化;连续性试验;定义;分立器件;跌落试验;耐久性;电气工程;电子工程;电子设备及元件;耐久试验;耐用试验;环境试验;集成电路;寿命;材料试验;工作温度;可靠性;半导体器件;表面安装设备;软钎焊连接;焊接点;表面安装;表面安装装置;温度周期;温度抵抗力;温度变化试验;试验;热循环;耐热冲击能力;耐热冲击强度
【英文主题词】:Bendtesting;Changesoftemperature;Continuitytests;Definitions;Discretedevices;Droptests;Durability;Electricalengineering;Electronicengineering;Electronicequipmentandcomponents;Endurancetesting;Endurancetests;Environmentaltesting;Integratedcircuits;Life(durability);Materialstesting;Operatingtemperatures;Reliability;Semiconductordevices;SMD;Solderedjoints;Solderingpoints;Surfacemounting;Surfacemountingdevices;Temperaturecycles;Temperatureresistant;Testonchangesoftemperature;Testing;Thermalcycling;Thermalshockendurance;Thermalshockresistance
【摘要】:ThetestmethoddescribedinthispartofIEC62137appliestosolderjointsbetweenterminalsofsurfacemountingdevices(SMDs)andlandpatternsonprintedwiringboards(PWBs).Thistestisintendedtoevaluatethestrengthofthesolderjointsoflargersizedmulti-terminalcomponentsandothercomponentsindevices(e.g.handheldmobiledevices)intheeventthatthedeviceisdropped.Thepropertiesofthesolderjoints(e.g.solderalloy,substrate,mounteddeviceordesign,etc.)areevaluatedtoassistinimprovingthestrengthofthesolderjoints.
【中国标准分类号】:L10
【国际标准分类号】:
【页数】:28P;A4
【正文语种】:英语