Genebre's Art2108 ductile iron lugged & tapped butterfly valve is available in sizes 2" (DN50) - 12" (DN300), these lug-type valves have drillings for PN10 & PN16 flanges to BS EN 1092-1. All of these butterfly valves are WRAS approved and suitable for actuation via the integrated ISO 5211 direct mounting plate, they're also available as part of an actuated package as the Art5508.
These valves are all manually operated and made of epoxy-coated GGG-40 ductile iron with a stainless steel stem and disc as well an EPDM seat/liner. For valves up to 6" (DN150), the pressure rating is 16 bar with larger valves being rated to 10 bar, all have a - 20°C - 120°C operating temperature range and face to face dimensions conform to BS EN 558-1 series 20.