【英文标准名称】:StandardTestMethodsforChemicalAnalysisofChromiumandFerrochromium
【原文标准名称】:铬和铬铁合金化学分析的标准试验方法
【标准号】:ASTME363-1983(2003)e1
【标准状态】:现行
【国别】:
【发布日期】:1983
【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】:E01.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:铬铁;化学分析和试验;铁合金;分析;金属;铬
【英文主题词】:arsenic;chemicalanalysis;chromium;ferrochromium;lead
【摘要】:Thesetestmethodsforthechemicalanalysisofmetalsandalloysareprimarilyintendedtotestsuchmaterialsforcompliancewithcompositionalspecifications.Itisassumedthatallwhousethesetestmethodswillbetrainedanalystscapableofperformingcommonlaboratoryproceduresskillfullyandsafely.Itisexpectedthatworkwillbeperformedinaproperlyequippedlaboratory.1.1Thesetestmethodscoverthechemicalanalysisofchromiumandferrochromiumhavingchemicalcompositionswithinthefollowinglimits:ElementConcentration,%Aluminum0.25maxAntimony0.005maxArsenic0.005maxBismuth0.005maxBoron0.005maxCarbon9.00maxChromium51.0to99.5Cobalt0.10maxColumbium0.05maxCopper0.05maxLead0.005maxManganese0.75maxMolybdenum0.05maxNickel0.50maxNitrogen6.00maxPhosphorus0.03maxSilicon12.00maxSilver0.005maxSulfur0.07maxTantalum0.05maxTin0.005maxTitanium0.50maxVanadium0.50maxZinc0.005maxZirconium0.05max