HB 5220.25-2008 Methods for chemical analysis of superalloys. Part 25: Determination of cabalt content by potassium ferricyanide potentiometric titration method (English Version)
This part specifies the principles, reagents, instruments, sample preparation, analysis steps, calculation of analysis results, tolerances, and quality control and requirements for the determination of cobalt content in high-temperature alloys using potassium ferricyanide potentiometric titration. This section applies to the determination of cobalt content in high-temperature alloys. Measuring range: above 5.00%.
HB 5220.25-2008 Referenced Document
HB 5421 General rules and general regulations for chemical composition analysis methods of metallic materials
HB/Z 205 Specification for sampling of specimens for chemical analysis of steels and superalloys
HB 5220.25-2008 history
2008HB 5220.25-2008 Methods for chemical analysis of superalloys. Part 25: Determination of cabalt content by potassium ferricyanide potentiometric titration method
1995HB 5220.25-1995 Chemical Analysis Method of Superalloy Potassium Ferricyanide Potentiometric Titration Determination of Cobalt Content