ISO DIS 4968
Steel — Macrographic examination by sulfur print (Baumann method)
|Publication Date:||11 March 2020|
|ICS Code (Other methods of testing of metals):||77.040.99|
Scope and field of application
This International Standard specifies a method (Baumann) for the macrographic examination of steel by means of contact printing using silver salts and acid.
The method is applicable to steels of which the sulphur content is less than 0,40%. This method may also be applied to cast irons.