DIN 82331 - DRAFT
DIN 82331 - DRAFT
Draft Document - Ventilation systems on ships - Gaskets for round flanges according to DIN 82330standard by Deutsches Institut Fur Normung E.V. (German National Standard), 11/01/2014
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 11/01/2014