JT 4369-1981 耙管吊架装配技术要求
作者:标准资料网 时间:2024-05-08 19:40:41 浏览:9741
来源:标准资料网
基本信息
标准名称: | 耙管吊架装配技术要求 |
中标分类: |
船舶 >>
船舶管路附件 >>
船用管件 |
发布日期: | |
实施日期: | 2002-05-01 |
首发日期: | |
作废日期: | |
出版日期: | |
页数: | 4页 |
适用范围
没有内容
前言
没有内容
目录
没有内容
引用标准
没有内容
所属分类: 船舶 船舶管路附件 船用管件
【英文标准名称】:StandardGuideforMeasuringCharacteristicsofSapphireSubstrates
【原文标准名称】:蓝宝石衬底的特征测量标准指南
【标准号】:ASTMF2358-2004
【标准状态】:作废
【国别】:
【发布日期】:2004
【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】:F01.15
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:磨料;表面处理;测量;蓝宝石
【英文主题词】:backsideprocessing;compoundsemiconductors;flatness;form;front-to-frontdeviation(FFD);measurement;restrained;sag;sapphire;sapphiresubstrates;sori;taper;totalthicknessvariation(TTV);unrestrained
【摘要】:Themeasurementsdescribedinthisguidecansignificantlyaffectthefunctionofthesapphiresubstrate.Substrateswithexcessiveformerrorsinthefreestatemaycauseprocessingerrorsinproduction.Therestrainedstateofthesubstrateisintendedtosimulateascloselyaspossibletheformthatthesubstratewilltakeinoneofitsintendeduses.Duringprocessing,onesurfaceofthesubstrateissometimesforciblyrestrainedtoaflatstatethrougheithervacuumoradhesiontoaflatsurface.Themeasurementsintheclampedstateareintendedtomodeltheformofthefrontsurfaceofthesubstratewhenthebacksurfaceisconstrainedtothereferenceplane.Theformintheclampedstatemayhaveadirectimpactontheperformanceofthesubstrateinuse.Theusershoulddeterminewhethertheunrestrainedorrestrainedmeasurementsaremostpertinenttotheapplicationandspecifytheappropriateparametersaccordingly.Knowledgeofthesecharacteristicscanhelptheproducerandconsumerdetermineifthedimensionalcharacteristicsofaspecimensubstratesatisfygivengeometricalrequirements.Thisguideissuitableforsapphiresubstratesintheas-sliced,lapped,polished,orothercondition.RefertoSEMIM3forsubstratespecifications.Untiltheresultsofaplannedinterlaboratoryevaluationofthisguideareestablished,useofthisguideforcommercialtransactionsisnotrecommendedunlessthepartiestothetestestablishthedegreeofcorrelationthatcanbeobtained.1.1Thisguidecoversanondestructiveproceduretodeterminetheformofclean,drysapphiresubstrates.1.2Thisguideisapplicabletosubstrates25mmorlargerindiameter,withaminimumthicknessof100956;m.Thisguideisindependentofsurfacefinish.1.3Themeasurementsdescribedinthisguidemaybeappliedtotheentireglobalsurfaceofthesubstrate,ortosmallerlocalizedareas.1.4Thevalueofthemeasurementsdescribedinthisguidewillbeaffectedbytheamountofedgeexclusion(thatis,theareaaroundtheperimeterofthepartwhichisignored).Theamountexcludedshouldbeagreeduponbytheproducerandconsumerusingthisstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatoryrequirementspriortouse.
【中国标准分类号】:J43
【国际标准分类号】:25_100_70
【页数】:7P.;A4
【正文语种】:
【英文标准名称】:Procedurefortypetestsforrectifier-batterychargerandbatteries.
【原文标准名称】:整流蓄电池充电器和蓄电池用型号试验程序
【标准号】:NFC58-311-1990
【标准状态】:现行
【国别】:法国
【发布日期】:1990-03-01
【实施或试行日期】:1990-03-20
【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】:电池;检验;试验;蓄电池充电器;试验条件;车间;装配;电池组;操作台;整流器;事故照明;公共建筑物;工厂;工作室
【英文主题词】:
【摘要】:
【中国标准分类号】:K85
【国际标准分类号】:29_200;29_220_20
【页数】:12P;A4
【正文语种】:其他