ISO 7529:1989
Nickel alloys; determination of chromium content; potentiometric titration method with ammonium iron(II) sulfate

Standard No.

ISO 7529:1989

Release Date

1989

Published By

International Organization for Standardization (ISO)

Status

Be replaced

Replace By

ISO 7529:2017

Latest

ISO 7529:2017

Scope

Applies to the determination of 1 % (m/m) to 25 % (m/m) chromium content in nickel alloys which do not contain insoluble chromium carbides, and which have a vanadium content of less than 0,2 % (m/m). Specifies principle, reagents, apparatus, sampling and sample preparation, procedure, expression of results, special cases and test report. Examples of composition of some nickel alloys are given in annex A.

ISO 7529:1989 history

• 2017 ISO 7529:2017 Nickel alloys - Determination of chromium content - Potentiometric titration method with ammonium iron(II) sulfate
• 1989 ISO 7529:1989 Nickel alloys; determination of chromium content; potentiometric titration method with ammonium iron(II) sulfate