... ANSI, JIS, DIN, UNI, BS 1. GOST 12820-80,12821-80 flanges.2. Forged DIN carbon steel threaded flangeMaterial ... , UNI6090, UNI6091, UNI6092, UNI6093 flanges6. EN1092 flange PN6, PN10, PN16, PN25, PN40, PN64, PN100, PN160; TYPE01, TYPE02 ... , TYPE05, TYPE12, TYPE13 FlangesAll the sizes are from 1/2(DN15) to 48(DN1200) HOT!!! !!! Flange GOST 12820-80 PN25 DN80 ...