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【英文标准名称】:StandardTestMethodsforChemicalAnalysisofChromiumandFerrochromium
【原文标准名称】:铬和铬铁合金的化学分析试验方法
【标准号】:ASTME363-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:
【英文主题词】:arsenic;chemicalanalysis;chromium;ferrochromium;lead;Chemicalanalysis--metals/alloys;Chromium;Chromiumcontent--metals/alloys;Ferroalloys;Ferrochromium
【摘要】:ThesetestmethodsforthechemicalanalysisofmetalsandalloysareprimarilyintendedtotestsuchmaterialsforcompliancewithcompositionalspecificationssuchasSpecificationA101andA481.Itisassumedthatallwhousethesetestmethodswillbetrainedanalystscapableofperformingcommonlaboratoryproceduresskillfullyandsafely.Itisexpectedthatworkwillbeperformedinaproperlyequippedlaboratory.1.1Thesetestmethodscoverthechemicalanalysisofchromiumandferrochromiumhavingchemicalcompositionswithinthefollowinglimits:
Element
Concentration,%

Aluminum
0.25max

Antimony
0.005max

Arsenic
0.005max

Bismuth
0.005max

Boron
0.005max

Carbon
9.00max

Chromium
51.0to99.5

Cobalt
0.10max

Columbium
0.05max

Copper
0.05max

Lead
0.005max

Manganese
0.75max

Molybdenum
0.05max

Nickel
0.50max

Nitrogen
6.00max

Phosphorus
0.03max

Silicon
12.00max

Silver
0.005max

Sulfur
0.07max

Tantalum
0.05max

Tin
0.005max

Titanium
0.50max