DIN 28090-2
DIN 28090-2
Static gaskets for flange connections - Gaskets made from sheets - Part 2: Special test procedures for quality assurancestandard 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