ISO 4947:1986
Steel and cast iron; Determination of vanadium content; Potentiometric titration method

Standard No.

ISO 4947:1986

Release Date

1986

Published By

International Organization for Standardization (ISO)

Status

Be replaced

Replace By

ISO 4947:2020

Latest

ISO 4947:2020

Scope

This method is applicable to vanadium contents between 0.04 % (m/m) and 2 % (m/m). Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report. Annex A gives additional information on the international co-operative tests. Annex B includes the graphical representation of precision data.

ISO 4947:1986 history

• 2020 ISO 4947:2020 Steel and cast iron — Determination of vanadium content — Potentiometric titration method
• 1986 ISO 4947:1986 Steel and cast iron; Determination of vanadium content; Potentiometric titration method