DIN 51191 - DRAFT
DIN 51191 - DRAFT Draft Document - Vitreous and porcelain enamels - Sliding friction wear test using an abrasion wheel
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/2014
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/2014