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ASTM C293/C293M-2010 混凝土的弯曲性能的标准试验方法(使用中心负荷简支梁)

作者:标准资料网 时间:2024-05-12 10:56:55  浏览:9532   来源:标准资料网
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【英文标准名称】:StandardTestMethodforFlexuralStrengthofConcrete(UsingSimpleBeamWithCenter-PointLoading)
【原文标准名称】:混凝土的弯曲性能的标准试验方法(使用中心负荷简支梁)
【标准号】:ASTMC293/C293M-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:C09.61
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:beams;concrete;flexuralstrengthtesting;modulusofrupture;Center-pointloading;Concretetestspecimens;Flexuraltesting--concrete
【摘要】:ThistestmethodisusedtodeterminethemodulusofruptureofspecimenspreparedandcuredinaccordancewithPracticesC31/C31MorC192/C192M.Thestrengthdeterminedwillvarywheretherearedifferencesinspecimensize,preparation,moisturecondition,orcuring.Theresultsofthistestmethodmaybeusedtodeterminecompliancewithspecificationsorasabasisforproportioning,mixingandplacementoperations.ThistestmethodproducesvaluesofflexuralstrengthsignificantlyhigherthanTestMethod.1.1Thistestmethodcoversdeterminationoftheflexuralstrengthofconcretespecimensbytheuseofasimplebeamwithcenter-pointloading.ItisnotanalternativetoTestMethod.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:3P.;A4
【正文语种】:英语


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MIL-STD-209G, MILITARY STANDARD: SLINGING AND TIEDOWN PROVISIONS FOR LIFTING AND TYING DOWN MILITARY EQUIPMENT (04 OCT 1986)., This standard establishes dimensional limits, design considerations, positioning requirements, and strength requirements for lifting (to include helicopter sling load (HSL)) and tiedown provisions for lifting or tying down tanks and other tracked vehicles, tactical wheeled vehicles, helicopters, and other military equipment shipped assembled or disassembled in unboxed or uncrated condition, and for restraining cargo or accessories to such equipment. The lifting and tiedown requirements in this standard are necessary to permit compatibility between military equipment and the transportation systems used for deployments.【英文标准名称】:Teleprotectionequipmentofpowersystems-Performanceandtesting-Part1:commandsystems.
【原文标准名称】:电力系统遥护设备.性能和试验.第1部分:命令系统
【标准号】:NFC46-906-2000
【标准状态】:现行
【国别】:法国
【发布日期】:2000-04-01
【实施或试行日期】:2000-04-05
【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】:距离-时间保护设备;音频;传输系统;传输装置;建筑自动化;电气工程;供能系统(建筑物);信息传递;;特点;信号传输;载(波)频(率);指令系统;保护设备;电气保护设备;安全装置;性能;电力系统;定义;规范(验收);电信;试验
【英文主题词】:
【摘要】:
【中国标准分类号】:F21
【国际标准分类号】:29_240_30
【页数】:59P;A4
【正文语种】:其他



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