EN 24937:1990
Steel and iron - Determination of chromium content - Potentiometric or visual method (ISO 4937:1986)

Standard No.

EN 24937:1990

Release Date

1990

Published By

European Committee for Standardization (CEN)

Status

Withdraw 1990-10

Replace By

EN 24937:1990/AC:1991

Latest

EN 24937:1990/AC:1991

Scope

The method is applicable to chromium contents between 0.25 % (m/m) and 35 % (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, and Annex B represents the precision data graphically.

EN 24937:1990 history

• 1991 EN 24937:1990/AC:1991 Steel and iron; determination of chromium content; potentiometric or visual method; amendment (ISO 4937:1986)
• 1990 EN 24937:1990 Steel and iron - Determination of chromium content - Potentiometric or visual method (ISO 4937:1986)