GB/T 223.9-2008
AbolishedIron, steel and alloy - Determination of aluminium content - Chrom azurol S photometric method
钢铁及合金 铝含量的测定 铬天青S分光光度法
Application Summary AI generated
This standard specifies a photometric method using Chrom azurol S to determine the aluminium content in iron, steel, and alloys. It is applied in metallurgical laboratories and quality control settings for analyzing low concentrations of aluminium in ferrous materials. The method is particularly relevant for production testing and material certification in the steelmaking industry.
Related Standards
GB/T 222-2006
Permissible tolerances for chemical composition of steel products
GB/T 9971-2004
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GB/T 718-2005
Foundry pig iron
GB/T 1412-2005
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GB/T 4186-2002
Molybdenum-tungsten alloy rods
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Tungsten-rhenium alloy wires
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.