FD-DT Series Fluorine Lined Anti-Corrosion Butterfly Valve Overview and application With good anti-corrosion performance, the fluorine lined anti-corrosion butterfly valve is applicable for chemical corrosion prevention and sealing protection and widely used in working conditions with strongly corrosive media such as strong acid and alkali. Technical parameters Nominal diameter: DN50~DN900 (2"~36") Pressure rating: PN6~PN16 (class 150) Working temperature: -20℃~160℃ Connection mode: Flange, wafer Materials Valve body: Ductile iron, carbon steel, stainless steel Valve plate: Stainless steel + PTFEPFA Valve seat: PTFE, PFA FLYGER sales@flyger.co.uk Tricor Suite, 4th Floor, 50 Mark Lane, London EC3R 7QR, United Kingdom