GB/T 223.42-1985
ActiveMethods for chemical analysis of iron，steel and alloy--The anion-exchange separation-bromopyrogallol red photometric method for the determination of tantalumcontent
钢铁及合金化学分析方法 离子交换分离-溴邻苯三酚红光度法测定钽量
Application Summary AI generated
This standard specifies the anion-exchange separation and bromopyrogallol red photometric method for determining tantalum content in iron, steel, and alloys. It is applied in metallurgical laboratories and quality control settings for analyzing trace amounts of tantalum in ferrous materials, particularly in specialty steels and high-temperature alloys. The method is used to ensure material composition meets specifications for applications requiring precise tantalum levels, such as in aerospace or chemical processing equipment.
Related Standards
GB/T 222-2006
Permissible tolerances for chemical composition of steel products
GB/T 9971-2004
Pure iron for raw material
GB/T 4223-2004
Iron and steel scraps
GB/T 718-2005
Foundry pig iron
GB/T 1412-2005
Pig iron used for spheroidal graphite cast iron
GB/T 4186-2002
Molybdenum-tungsten alloy rods
GB/T 4184-2002
Tungsten-rhenium alloy wires
GB/T 18255-2000
Coking viscous oil products--Determination ofdistillation range
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.