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【英文标准名称】:StandardSpecificationforSteelFibersforFiber-ReinforcedConcrete
【原文标准名称】:钢筋混凝土用钢纤维的标准规范
【标准号】:ASTMA820/A820M-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【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】:acceptancetesting;classification;fiber-reinforcedconcrete;steelfibers;tensilestrength;testingprocedures
【摘要】:1.1Thisspecificationcoversminimumrequirementsforsteelfibersintendedforuseinfiber-reinforcedconcrete.Fivetypesofsteelfibersforthispurposearedefinedaspiecesofsmoothordeformedcold-drawnwire;smoothordeformedcutsheet;melt-extractedfibers;mill-cutormodifiedcold-drawnwiresteelfibersthataresufficientlysmalltobedispersedatrandominaconcretemixture.1.2Thisspecificationprovidesformeasurementofdimensions,tolerancesfromspecifieddimensions,andrequiredminimumphysicalproperties,andprescribestestingprocedurestoestablishconformancetotheserequirements.1.3Inthecaseofconflictbetweenarequirementofaproductspecificationandarequirementofthisspecification,theproductspecificationshallprevail.Inthecaseofaconflictbetweenarequirementoftheproductspecificationorarequirementofthisspecificationandamorestringentrequirementofthepurchaseorder,thepurchaseordershallprevail.Thepurchaseorderrequirementsshallnottakeprecedenceifthey,inanyway,violatetherequirementsoftheproductspecificationorthisspecification;forexample,bythewaivingofatestrequirementorbymakingatestrequirementlessstringent.1.4ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasthestandard.Withinthetext,theinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.
【中国标准分类号】:H49
【国际标准分类号】:77_140_15
【页数】:4P.;A4
【正文语种】:英语