Product [FEP (F46), PCTFE (F3) flanged lined butterfly valve is suitable in various concentrations of -50 ℃ ~ 150 ℃ in aqua regia, *, *, hydrofluoric acid and various organic acids, strong acids, strong oxidants , FEP is also applicable to various concentrations of organic solvents and other corrosive alkali gases, liquid medium pipeline use. Structural features flanged lined butterfly valves: flanged lined butterfly valve type: D341F46, D341F3 valve diameter: DN50 ~ DN1000 Nominal pressure: 1.0Mpa ~ 1.6Mpa Working temperature: -50 ℃ ~ 150 ℃ Suitable medium: aqua regia, * , *, hydrofluoric acid, organic acids, acid and other valve material: steel, stainless steel drive modes: manual, worm gear, pneumatic, electric design standards: GB / T12238 Product Code: CF-0002 Category: flanged butterfly - lining fluorine butterfly - butterfly - Lined Valves