FORGED FLANGE 1/2"--80" ANSI,ASME, DIN, EN1092,BS, GOST,UNI,SABS1123 PN6,10,16,25,40,64,100 carbon ... steel, stainless steel GOST FLANGESize range: DN15 to DN 2000Design : plate falnge 12820-80 ... , welding neck flange 12821-80Pressure: PN6, PN10, PN16, PN25, PN40Material: carbon steel CT-20 ...