【英文标准名称】:SpecificationforCarbonandHigh-StrengthLow-AlloyStructuralSteelShapes,Plates,andBarsandQuenched-and-TemperedAlloyStructuralSteelPlatesforBridges
【原文标准名称】:桥梁用碳素钢和高强度低合金结构型钢、钢板、钢棒及调质合金结构钢棒规范
【标准号】:ANSI/ASTMA709/A709M-2001
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:钢;桥
【英文主题词】:bridges;steels
【摘要】:Thisspecificationcoverscarbonandhigh-strengthlow-alloysteelstructuralshapes,plates,andbarsandquenchedandtemperedalloysteelforstructuralplatesintendedforuseinbridges.Sevengradesareavailableinfouryieldstrengthlevelsasfollows:GradeU.S.[SI]YieldStrength,ksi:[MPa]36[250]36[250]50[345]50[345]50S[345W]50[345]HPS50W[HPS345W]50[345]HPS70W[HPS485W]70[485]100[690]100[690]100W[690W]100[690]1.1.1Grades36[250],50[345],50S[345W],100[690],and100W[690W]arealsoincludedinSpecificationsA36/A36M,A572/A572M,A992/A992M,A588/A588M,andA514/A514M,respectively.Whenthesupplementaryrequirementsofthisspecificationarespecified,theyexceedtherequirementsofSpecificationsA36/A36M,A572/A572M,A992/A992M,A588/A588M,andA514/A514M.1.1.2Grades50W[345W],HPS50W[HPS345],HPS70W[HPS485W],and100W[690W]haveenhancedatmosphericcorrosionresistance(see11.1.2).Productavailabilityisshownin.GradeHPS70W[HPS485W],100[690],or100W[690W]shallnotbesubstitutedforGrades36[250],50[345],50S[345S],50W[345W],orHPS50W[HPS345W].Grade50W[345W],orHPS50W[HPS345W]shallnotbesubstitutedforGrades36[250],50[345]or50S[345S]withoutagreementbetweenthepurchaserandthesupplier.Whenthesteelistobewelded,itispresupposedthataweldingproceduresuitableforthegradeofsteelandintendeduseorservicewillbeutilized.SeeAppendixX3ofSpecificationA6/A6Mforinformationonweldability.Supplementaryrequirementsareavailablebutshallapplyonlywhenspecifiedbythepurchaseratthetimeofordering.Thevaluesstatedineitherinch-poundunitsorSIunitsaretoberegardedasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththisspecification.Forstructuralproductscutfromcoiledproduct,theadditionalrequirements,includingadditionaltestingrequirementsandthereportingofadditionaltestresults,ofSpecificationA6/A6Mapply.
【中国标准分类号】:H46
【国际标准分类号】:77_140_10
【页数】:
【正文语种】:英语