butterfly valve with manual gear box, wafer type, length according to EN558−1R20, body ductile iron EN-GJS-400-15 epoxy coated, disc AISI 316, shaft AISI 430, liner EPDM, nominal flange pressure PN10/16/ANSI150, medium temperature -10...+130°C, pressure range 0...16bar, DN 500mm, length 127mm
