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

Standard No.

ISO 4947:2020

Release Date

2020

Published By

International Organization for Standardization (ISO)

Latest

ISO 4947:2020

Scope

This document specifies a potentiometric titration method for the determination of vanadium in steel and cast iron. The method is applicable to vanadium contents between 0,04 % (mass fraction) and 2 % (mass fraction).

ISO 4947:2020 Referenced Document

• ISO 1042 Laboratory glassware - One-mark volumetric flasks
• ISO 14284 Steel and iron — Sampling and preparation of samples for the determination of chemical composition*， 2022-10-25 Update
• ISO 3696 Water for analytical laboratory use; Specification and test methods
• ISO 385 Laboratory glassware - Burettes
• ISO 648 Laboratory glassware - Single-volume pipettes

ISO 4947:2020 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