Butterfly valve, ATEX wafer version, face-to-face length to EN558−1 R20, body GGG40 epoxy-coated, disc 1.4408, shaft 1.4016, sleeve EPDM, flange nominal pressure PN10/16/ANSI150, medium temperature -30...+130°C, pressure range 0...16bar, DN 300mm, installation length 78mm