ASTM E73-1983(2007) 桁架组件的静态载荷试验
时间:2024-05-14 09:26:42 来源: 标准资料网 作者：标准资料网 阅读：9029
【英文标准名称】:StandardPracticeforStaticLoadTestingofTrussAssemblies
【原文标准名称】:桁架组件的静态载荷试验
【标准号】:ASTME73-1983(2007)
【标准状态】:现行
【国别】:
【发布日期】:1983
【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】:E06.11
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:试验;建设工程;建筑;静态的;载荷试验;桁架(框架)
【英文主题词】:staticload;truss;trussassemblies
【摘要】:Thispracticeprovidesaguidetoanyindividual,group,agency,orcodebodyonthemethodsoftestfortrussassembliesfabricatedfromalltypesofconstructionmaterials.Samplesizeisgenerallykepttoaminimumtoreducecosts.Themethodsmaybeusedtoapplyproofloadstoanassemblyortotestittofailure.Informationobtainedincludesstrengthandstiffnessdata,andifassembliesaretestedtotheirultimateloadcarryingcapacity,thefailuremethodormechanismcanbeobserved.1.1Thispracticeisintendedasaguideforuseinthetestingoftrussassembliesfabricatedfromalltypesofconstructionmaterials.Whilethepracticemaybeusedforthetestingofavarietyofassemblies,itisprimarilyintendedtobeusedinthetestingofthosetrussesdesignedtobespacedat1.2m(48in.)centersorgreater.Itcanbeused,butitisnotnormallyintended,forthetestingofwoodresidentialtrussedrafters.Eitherprooftestsorteststodestructionmayberun.1.2Limitations8212;Itisnotintendedthatthispracticebeusedforroutinequalitycontroltesting.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeSection7.
【中国标准分类号】:P04
【国际标准分类号】:91_080_99
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Low-voltagepowersupplies,d.c.output-Part6:Requirementsforlow-voltagepowersuppliesofassessedperformance
【原文标准名称】:直流输出的低压电源装置第6部分:具有评定性能的低压电源装置的要求
【标准号】:IEC61204-6-2000
【标准状态】:现行
【国别】:国际
【发布日期】:2000-11
【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/SC22E
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;试验;试验;试验;特性;直流输出;发电厂;低电压;规范(验收);检验;工作性能;电气工程;安全要求;过电压保护装置;规格试验;过电流保护装置;安全;质量保证;直流电流;电力系统;低压设备;电源;质量要求;性能试验
【英文主题词】:Directcurrent;Direct-currentoutput;Electricpowersystems;Electricalengineering;Inspection;Lowvoltage;Low-voltageequipment;Overcurrentprotection;Overvoltageprotection;Performanceinservice;Performancetesting;Powergeneratingplant;Powersupply;Properties;Qualityassurance;Qualityrequirements;Ratingtests;Safety;Safetyrequirements;Specification(approval);Testing
【摘要】:ThispartofIEC61204appliestopowersuppliesforgeneralpurposeapplications.Thesepowersuppliescarryoutana.c.tod.c.conversionorad.c.tod.c.conversion.Appropriateprovisionsforsafetywillbefoundintherelevantproductstandards.Asfarasinputcharacteristicsareconcerned,thisstandardappliestoalld.c.ora.c.sourcevoltageswitharatedvalueofupto600V.Asfarasoutputcharacteristicsareconcerned,thisstandardappliesonlytothesuppliesofd.c.voltagesoflessthan200Vwithapowerlimitedto2,5kW;thelatterpowercanbeextendedto30kWbytakingcareoftheappropriatetestmethods.TheobjectofthispartofIEC61204istosetdowntherequirementsfortheperformanceoflow-voltagepowersupplydevicesofassessedfunctionalityintendedforserialproduction.Ifotherperformancerequirementsorqualityassurancehavebeenagreedbyacontract,thelatterprevails.ThispartofIEC61204isintendedasaguidancefortheimprovementoftheperformanceoflargeseries.Forperformanceandqualityconformanceinspection,thenumberingoftheclausesandsubclausesofthispartofIEC61204refer,unlessstatedotherwise,toIEC61204.
【中国标准分类号】:K31
【国际标准分类号】:29_200
【页数】:35P.;A4
【正文语种】:英语
【英文标准名称】:Bituminousmixtures-Testmethodsforhotmixasphalt-Part44:crackpropagationbysemi-circularbendingtest.
【原文标准名称】:沥青混合料.热混沥青试验方法.第44部分:半圆形弯曲试验裂纹扩展.
【标准号】:NFP98-818-44-2010
【标准状态】:现行
【国别】:法国
【发布日期】:2010-11-01
【实施或试行日期】:2010-11-27
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Asphalts;Bendtesting;Bendingstrength;Bendingstress;Carriageways;Construction;Constructionmaterials;Cracktests;Cracking;Definitions;Fracturetoughness;Hotmixasphalts;Measurement;Measuringtechniques;Mechanicalproperties;Roadconstruction;Samplepreparation;Surfacing(exteriorspaces);Tensilestrength;Testspecimens;Testing;Three-pointloading
【摘要】:
【中国标准分类号】:E43
【国际标准分类号】:93_080_20
【页数】:16P;A4
【正文语种】:其他