HB 5220.17-2008
Methods for chemical analysis of superalloys. Part 17: Determination of vanadium content by N-benzyl-N-phenylhydroxylamine-chloroform extraction photometric method (English Version)
- Standard No.
- HB 5220.17-2008
- Language
- Chinese, Available in English version
- Release Date
- 2008
- Published By
- Professional Standard - Aviation
- Latest
- HB 5220.17-2008
- Replace
- HB 5220.17-1995
- Scope
- This part specifies the principles, reagents, instruments, sample preparation, analysis steps, calculation of analysis results, tolerance and quality control and requirements for the determination of vanadium content in high-temperature alloys using the tantalum reagent-chloroform extraction absorbance photometry method. This section applies to the determination of vanadium content in high-temperature alloys. Measuring range: 0.10% ~ 0.50%.
HB 5220.17-2008 Referenced Document
- GB/T 7729 Chemical analysis of metallurgical products—General rule for spectrophotometric methods*， 2021-08-20 Update
- 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 5220.17-2008 history
- 2008 HB 5220.17-2008 Methods for chemical analysis of superalloys. Part 17: Determination of vanadium content by N-benzyl-N-phenylhydroxylamine-chloroform extraction photometric method
- 1995 HB 5220.17-1995 Chemical analysis methods of superalloys Tantalum reagent-chloroform extraction Absorptiometry Determination of vanadium content
- 1982 HB 5220.17-1982 Determination of niobium content in superalloys
