Size: DN15 up to DN350. Connection type: between flanges. Nominal pressure: PN10 up to PN40. Body material: brass (CW617N), stainless steel (CF8M/SS316), carbon steel, cast iron (GG25), ductile iron (GGG40). Disc material: stainless steel (CF8M/SS316), ductile iron (GGG40), aluminum bronze (AlBr). Temperature range: -20°C ..+200°C. Seat:PTFE, NBR, EPDM, FKM (Viton), Metal to metal. Standard: DIN, ANSI. Option: explosion proof (ATEX). Use: water, gas, oil and chemical products, for all common liquids.