DIN 28091-3
DIN 28091-3
Technical delivery conditions for gasket sheets - Part 3: Requirements and testing for PTFE-based gasket materials (TF)standard 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