The Baumann method uses contact printing using silver salts and sulphuric acid. It is applicable to non-alloy and alloy steels and to cast irons of which the sulphur content is less than 0.1 %. Specifies general, principle, products and reagents, test pieces, procedure and test report.
Status : WithdrawnPublication date : 1979-11
Edition : 1Number of pages : 3
Technical Committee:Methods of testing (other than mechanical tests and chemical analysis)