BS 2TA 47-2009 钛-铝-钼-锡-硅合金锻坯规范(抗拉强度1050-1220MPa)(限定等圆断面100mm)
时间:2024-05-29 06:26:09 来源: 标准资料网 作者：标准资料网 阅读：8023
【英文标准名称】:Specificationforforgingstockoftitanium-aluminium-molybdenum-tin-siliconalloy(tensilestrength1050-1220MPa)(limitingrulingsection100mm)
【原文标准名称】:钛-铝-钼-锡-硅合金锻坯规范(抗拉强度1050-1220MPa)(限定等圆断面100mm)
【标准号】:BS2TA47-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-11-30
【实施或试行日期】:2009-11-30
【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】:航空运输工程;含铝合金;化学成分;锻坯;热处理;材料的机械性能;含钼合金;有色金属合金;半成品;含硅合金;含锡合金;钛合金
【英文主题词】:Airtransportengineering;Aluminium-containingalloys;Chemicalcomposition;Forgingstock;Heattreatment;Mechanicalpropertiesofmaterials;Molybdenum-containingalloys;Non-ferrousalloys;Semi-finishedproducts;Silicon-containingalloys;Tin-containingalloys;Titaniumalloys
【摘要】:Thisstandardspecifiesrequirementsfortitanium-aluminiummolybdenum-tin-siliconalloyforgingstockwithatensilestrengthof1050MPato1220MPa.
【中国标准分类号】:V11
【国际标准分类号】:49_025_30
【页数】:10P.;A4
【正文语种】:英语
【英文标准名称】:Safetyofhouseholdandsimilarelectricalappliances-Part2-2:Particularrequirementsforvacuumcleanersandwatersuctioncleaningappliances
【原文标准名称】:家用和类似用途电器的安全.第2-2部分:真空吸尘器和水吸式吸尘器的特殊要求
【标准号】:IEC60335-2-2-1998
【标准状态】:作废
【国别】:国际
【发布日期】:1998-04
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:吸水管;真空吸尘器;电气工程;家用;电气器具;家用电器;安全要求;安全
【英文主题词】:householduse;electricappliances;watersuctionpipes;safetyrequirements;safety;electricalengineering;vacuumcleaners;electrichouseholdappliance
【摘要】:
【中国标准分类号】:Y60
【国际标准分类号】:97_080
【页数】:
【正文语种】:英语
【英文标准名称】:Railwayapplications-Communication,signallingandprocessingsystems-Safetyrelatedelectronicsystemsforsignalling
【原文标准名称】:铁路设施.通信、信号传输和处理系统.信号传输用与安全性相关的电子系统
【标准号】:IEC62425-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-09
【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/TC9
【标准类型】:()
【标准水平】:()
【中文主题词】:通信系统;数据总线;定义;电气工程;电子工程;电子系统;信息交换;铁路设施;铁路工程;铁道车辆;铁路;安全;安全工程;安全要求;安全管理;信号装置;信号传输;规范(验收)
【英文主题词】:Communicationsystems;Databus;Definition;Definitions;Electricalengineering;Electronicengineering;Electronicsystems;Informationinterchange;Railwayapplications;Railwayengineering;Railwayvehicles;Railways;Safety;Safetyengineering;Safetyrequirements;Securitymanagement;Signaldevices;Signaltransmission;Specification(approval)
【摘要】:ThisInternationalStandardisapplicabletosafety—relatedelectronicsystems(includingsub-systemsandequipment)forrailwaysignallingapplications．Thescopeofthisstandard,anditsrelationshipwithotherIECstandards,areshowninFigure1．Thisstandardisintendedtoapplytoallsafety-relatedrailwaysignallingsystems/sub-system/equipment．However,thehazardanalysisandriskassessmentprocessesdefinedinIEC62278andthisstandardarenecessaryforallrailwaysignallingsystems/sub—systems,equipment,inordertoidentifyanysafetyrequirements．Ifanalysisrevealsthatnosafetyrequirementsexist(i.e.:thatthesituationisnon-safety-related),andprovidedtheconclusionisnotrevisedasaconsequenceoflaterchanges,thissafetystandardceasestobeapplicable．Thisstandardappliestothespecification,design,construction,installation,acceptance,operation,maintenanceandmodification/extensionphasesofcompletesignallingsystems,andalsotoindividualsub-systemsandequipmentwithinthecompletesystem．AnnexCincludesproceduresrelatingtoelectronichardwarecomponents．Thisstandardappliestogenericsub-systemsandequipment(bothapplication-independentandthoseintendedforaparticularclassofapplication),andalsotosystems/sub-systems/equipmentforspecificapplications．Thisstandardisnotapplicabletoexistingsystems/sub-systems,equipment(i．e．thosewhichhadalreadybeenacceptedpriortolhecreationofthisstandard)．However,asfarasreasonablypracticable,thisstandardshouldbeappliedtomodificationsandextensionstoexistingsystems,sub-systemsandequipment．Thisstandardisprimarilyapplicabletosystems/sub—systems,equipmentwhichhavebeenspecificallydesignedandmanufacturedforrailwaysignallingapplications．Itshouldalsobeapplied．asfarasreasonablypracticable,togeneral-purposeorindustrialequipment(e．g.:powersupplies,modems,etc．),whichisprocuredforuseaspartofasafety—relatedsignallingsystem．Asaminimum,evidenceshallbeprovidedinsuchcasestodemonstrate—eitherthattheequipmentisnotreliedonforsafety,一orIhattheequipmentcanbereliedonforthosefunctionswhichrelatetosafety．Thisstandardisapplicabletothefunctionalsafetyofrailwaysignallingsystems．Itisnotintendedtodealwiththeoccupationalhealthandsafetyofpersonnel；thissubjectiscoveredbyotherstandards．
【中国标准分类号】:S70
【国际标准分类号】:45_060;93_100
【页数】:197P.;A4
【正文语种】: