... flangesHG20615, HG20616, HG20617, HG20618, HG20619, HG20620, HG20621, HG20622, HG20623,2. EN Standard flangesHG20592, HG20593, HG20594, HG20595, HG20596, HG20597, HG20598, HG20599, HG20560 ... Standard flangesEN1092-1: Type 01, Type 02, Type 04, Type 05, Type 11, Type 12, Type 13, Type 21,EN1092-2 ...