UNI 7331-1974
Chemical analysis of ferrous materials. Determination of chromium in steel and cast iron. Photometric method.

Standard No.

UNI 7331-1974

Release Date

1974

Published By

IT-UNI

Latest

UNI 7331-1974

Scope

This standard describes a method for the photometric determination of chromium in steels and cast irons. The method is applicable to chromium contents less than or equal to 0.25%.

UNI 7331-1974 history

• 1974 UNI 7331-1974 Chemical analysis of ferrous materials. Determination of chromium in steel and cast iron. Photometric method.