DS EN 12560-6:2004
DS EN 12560-6:2004 Flanges And Their Joints - Gaskets For Class-Designated Flanges - Part 6: Covered Serrated Metal Gaskets For Used With Steel Flanges Defines the construction, dimensions and marking of covered serrated metal gaskets for use with flanges complying with EN 1759-1 for Class 150, Class 300, Class 600, Class 900, Class 1500 and Class 25