Nil-Cor Composite Valves’ new, 710-Series butterfly valve is designed for maximum corrosion resistance inside and outside the valve. The butterfly valve has a light-weight body made of corrosion-resistant fibreglass-reinforced cast epoxy. The body, has been tested to 800 PSI, and is resistant to high temperatures and corrosive environments. The valve features an integral ISO 5211 actuator mounting flange. Internally, the valve has a PTFE lining and a PFA-encapsulated, stainless steel, single-piece disc and shaft. Bolts that secure the two-piece body are made of high-strength steel, coated with Teflon and isolated inside the body with a leak proof cap. This butterfly valve can be installed between lined pipe fittings, metallic raised-face pipe fittings, unlined FRP fittings and in dual-laminate piping systems. The valve is suitable for handling chemicals, petrochemicals and phenols. Additional applications include ultra-pure and clean services.
