HB 5220.15-1995
Method for chemical analysis of superalloys Ammonium persulfate oxidation-ferrous volumetric method for determination of chromium content (English Version)

Standard No.

HB 5220.15-1995

Language

Chinese, Available in English version

Release Date

1995

Published By

Professional Standard - Aviation

Status

Be replaced 2008-10

Replace By

HB 5220.15-2008

Latest

HB 5220.15-2008

Replace

HB 5220.7(1)-82

Scope

This standard specifies the method summary, reagents, analysis steps, calculation and tolerance of analysis results for the determination of chromium content in superalloys using the ammonium persulfate oxidation-ferrous volumetric method. This standard is applicable to the determination of chromium content in high-temperature alloys and steels.

HB 5220.15-1995 history

• 2008 HB 5220.15-2008 Methods for chemical analysis of superalloys. Part 15: Determination of chromium content by ammonium persulfate oxidation-ammonium iron(Ⅱ) volumetric method
• 1995 HB 5220.15-1995 Method for chemical analysis of superalloys Ammonium persulfate oxidation-ferrous volumetric method for determination of chromium content
• 1982 HB 5220.15-1982 Determination of iron content in superalloys