Fluorine-lined check valve

Available in nominal diameters from DN15 to DN350, with pressure ratings from PN10 to PN16. Body materials include cast iron, cast steel, and stainless steel, with linings available in F46, F3, F4, PO, and PFA. Disc materials include cast steel and stainless steel, with optional linings in F46, F3, F4, PO, and PFA for superior corrosion resistance. The lift-type design ensures reliable backflow prevention with minimal pressure drop. Manufactured in accordance with GB/T 12221 face-to-face dimension standards, and complies with HG/T 20592 and ASME B16.5 flange standards with flanged connections. Suitable for a wide range of industrial applications requiring reliable backflow prevention and excellent corrosion resistance.