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【英文标准名称】:Welding-DeterminationofFerriteNumber(FN)inausteniticandduplexferritic-austeniticCr-Nistainlesssteelweldmetals
【原文标准名称】:焊接.奥氏体和双重铁氧体奥氏体镍不锈钢焊接金属中铁素体数的测定
【标准号】:BSENISO8249-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-08-15
【实施或试行日期】:2000-08-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:铁素体数;试验设备;电焊条;铬钢;奥氏体钢;磁测量;熔化电焊条;填充金属;镍钢;涂剂焊条;不锈钢;试验条件;铁素体钢;焊接
【英文主题词】:All-weldmetals;Austeniticsteels;Calibration;Coveredelectrodes;Determination;Duplex;Electrodes;Ferritenumber;Ferrites;Ferritic;Ferriticsteels;Stainlesssteels;Steels;Testspecimens;Testing;Tests;Welding
【摘要】:ThisInternationalStandardspecifiesthemethodandapparatusfor—themeasurementofthedeltaferritecontent,expressedasFerriteNumber(FN),inlargelyausteniticandduplexferritic-austeniticstainlesssteelweldmetalthroughtheattractiveforcebetweenaweldmetalsampleandastandardpermanentmagnet;—thepreparationandmeasurementofstandardpadsformanualmetalarccoveredelectrodes.Thegeneralmethodisalsorecommendedfortheferritemeasurementofproductionweldsandforweldmetalfromotherprocesses,suchasgastungstenarcwelding,gasshieldedmetalarcweldingandsubmergedarcwelding(inthesecases,thewayofproducingthepadshouldbedefined);—thecalibrationofotherinstrumentstomeasureFN.ThemethodlaiddowninthisInternationalStandardisintendedforuseonweldmetalsintheas-weldedstateandonweldmetalsafterthermaltreatmentscausingcompleteorpartialtransformationofferritetoanynon-magneticphase.Austenitizingthermaltreatmentswhichalterthesizeandshapeoftheferritewillchangethemagneticresponseoftheferrite.Themethodisnotintendedformeasurementoftheferritecontentofcast,forgedorwroughtausteniticorduplexferritic-austeniticsteelsamples.note:1)Theterm"austenitic-ferritic(duplex)stainlesssteel"issometimesappliedinplaceof"duplexferritic-austeniticstainlesssteel".
【中国标准分类号】:J33
【国际标准分类号】:25_160_40
【页数】:38P.;A4
【正文语种】:英语