ISO/TS 12854-2009 气态介质灭火设备.物理性能和系统设计.不同于庚烷的B级燃料用换算系数
时间:2024-05-17 01:35:09 来源: 标准资料网 作者：标准资料网 阅读：8456
【英文标准名称】:Gaseousmediafire-extinguishingsystems-Physicalpropertiesandsystemdesign-ScalingfactorsforClassBfuelsotherthanheptane
【原文标准名称】:气态介质灭火设备.物理性能和系统设计.不同于庚烷的B级燃料用换算系数
【标准号】:ISO/TS12854-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-03
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC21
【标准类型】:()
【标准水平】:()
【中文主题词】:火灾分类;灭火剂;灭火器;防火安全;消防;气体的;物理性能;安全要求;换算;规范(验收)
【英文主题词】:Classificationoffires;Extinguishingagents;Fireextinguishers;Firesafety;Firefighting;Gaseous;Physicalproperties;Safetyrequirements;Scaling;Specification(approval)
【摘要】:
【中国标准分类号】:C84
【国际标准分类号】:13_220_10
【页数】:3P;A4
【正文语种】:英语
【英文标准名称】:StandardSpecificationforDeformedandPlainStainlessSteelWireandWeldedWireforConcreteReinforcement
【原文标准名称】:混凝土加筋用刻痕和普通不锈钢丝和焊接钢丝的标准规范
【标准号】:ASTMA1022/A1022M-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007
【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】:A01.05
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:concretereinforcement;corrosionresistance;deformations;magneticproperties;reinforcedconcrete;reinforcingsteels;stainlesssteelweldedwirereinforcement;stainlesswire;steelwire;weldedwirereinforcement
【摘要】:1.1Thisspecificationcoversstainlesssteelwireandweldedwirereinforcementproducedfromhot-rolledstainlesssteelrod.Thestainlesssteelwireiscold-worked,drawnorrolled,plain(non-deformed)ordeformedoracombinationofdeformedandplain.Itisusedasconcretereinforcementforapplicationsrequiringresistancetocorrosionand/orcontrolledmagneticpermeability.Commonwiresizesanddimensionsarefoundinthisspecification.Actualwiresizesarenotrestrictedtothoseshowninthetables.1.2SupplementS1describeshighstrengthwire,whichshallbefurnishedwhenspecificallyordered.Itshallbepermissibletofurnishhighstrengthwireinplaceofregularwireifmutuallyagreedtobythepurchaserandsupplier.1.2.1Asupplementaryrequirement(S2)ofanoptionalnatureisprovided.Itshallapplyonlywhenspecifiedbythepurchaser.Inordertoobtainacorrosiontestedorcontrolledmagneticpermeabilityproduct,steelconformingtoSupplementaryRequirementS2shouldbeordered.1.3Thechemicalcompositionofthesteel(stainlessgrade)shallbeselectedforsuitabilitytotheapplicationinvolvedbyagreementbetweenthemanufacturerandthepurchaser.UseSpecificationA276forchemicalrequirements.TheUNSdesignationsaretobeincludedwiththetypenumberandnotedinbrackets,i.e.austeniticstainlesssteelsasType304[S30400],304L[S30403],316[S31600],316L[S31603],316N[S31651],316LN[S31653]andduplexstainlesssteels,Types2205[S32205]and329[S32900].Note1Onlyausteniticandduplexstainlesssteelsareusuallyrecommendedforuseasreinforcementinconcretebecauseoftheirhighcorrosionresistance.Austeniticstainlesssteelshavegoodgeneralcorrosionresistance,strengthcharacteristicswhichcanbeimprovedbycoldworking,goodtoughnessandductilitypropertiesatlowtemperatures,andlowmagneticpermeability.Duplexstainlesssteelshavegenerallyacorrosionresistancegreaterthanthatofmostausteniticsteelsandaremagnetic.Otherstainlesssteelswithdifferentchemicalcompositionsthantheseriesandtypesmentionedabove,maybeusedforlessrestrictiveapplications.1.4Wireforweldedwirereinforcementisgenerallymanufacturedat520MPa[75ksi]yieldstrengthlevel.Otherstrengthlevelsshallbebyagreementbetweenthepurchaserandmanufacturer.Note2ThetermusedtorefertoyieldstrengthlevelsarethesameasthoseinASTMStandardsforweldedwirereinforcement.1.5ThevaluesstatedinSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.
【中国标准分类号】:H49
【国际标准分类号】:77_140_20
【页数】:9P.;A4
【正文语种】:英语