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SAE J2596 Fastener Part Standard--Tapping Screws and Metallic Drive Screws (Inch Dimensioned)

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Product Code:SAE J2596
Title:Fastener Part Standard--Tapping Screws and Metallic Drive Screws (Inch Dimensioned)
Issuing Committee:Ship Systems - Fasteners Committee
Scope:This SAE Part Standard covers selected inch dimensioned tapping screws and metallic drive screws manufactured in accordance with American Society for Mechanical Engineers dimensional standards. This SAE standard covers material most often used in ship systems and equipment but its use may be applied wherever fasteners of the covered materials are used. This standard permits the fasteners to be identified and ordered by a part or identifying number (PIN) as defined in this standard.
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【英文标准名称】:Printedboardassemblies-EvaluationcriteriaforvoidsinsolderedjointsofBGAandLGAandmeasurementmethods
【原文标准名称】:印刷电路板组件.球栅阵列(BGA)和网格阵列(LGA)的焊接接头内空隙及测量方法用评定标准
【标准号】:BSEN61191-6-2010
【标准状态】:现行
【国别】:英国
【发布日期】:2010-05-31
【实施或试行日期】:2010-05-31
【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】:空腔;定义(术语);电气工程;电驱动装置;电子工程;电子设备及元件;电子装置;评定;测量;测量技术;印制电路;印制电路板;分规范;表面安装设备;焊接的;软钎焊连接;焊接;规范;规范(验收);表面安装;X射线;X射线分析
【英文主题词】:Cavity;Definitions;Electricalengineering;Electrically-operateddevices;Electronicengineering;Electronicequipmentandcomponents;Electronically-operateddevices;Evaluations;Measurement;Measuringtechniques;Printedcircuits;Printed-circuitboards;Sectionalspecification;SMD;Soldered;Solderedjoints;Solderings;Specification;Specification(approval);Surfacemounting;X-ray;X-rayanalysis
【摘要】:ThispartofIEC61191specifiestheevaluationcriteriaforvoidsonthescaleofthethermalcyclelife,andthemeasurementmethodofvoidsusingX-rayobservation.ThispartofIEC61191isapplicabletothevoidsgeneratedinthesolderjointsofBGAandLGAsolderedonaboard.ThispartofIEC61191isnotapplicabletotheBGApackageitselfbeforeitisassembledonaboard.Thisstandardisapplicablealsotodeviceshavingjointsmadebymeltandre-solidification,suchasflipchipdevicesandmulti-chipmodules,inadditiontoBGAandLGA.Thisstandardisnotapplicabletojointswithunder-fillbetweenadeviceandaboard,ortosolderjointswithinadevicepackage.Thisstandardisapplicabletomacrovoidsofthesizesoffrom10μmtoseveralhundredmicrometresgeneratedinasolderedjoint,butisnotapplicabletosmallervoids(typically,planarmicrovoids)withasizeofsmallerthan10μmindiameter.Thisstandardisintendedforevaluationpurposesandisapplicableto?researchstudies,?off-lineproductionprocesscontroland?reliabilityassessmentofassembly
【中国标准分类号】:L30
【国际标准分类号】:31_180
【页数】:42P.;A4
【正文语种】:英语


基本信息
标准名称:王村醋
发布日期:2007-11-21
实施日期:2007-12-01
首发日期:
作废日期:
主管部门:山东省质量技术监督局
出版社:中国标准出版社
出版日期:2007-12-01
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