Features: 1) Materials: ductile GGG40-GGG60, gray iron, 2) Meets ISO standards , 3) Meets standards of ANSI/ASTM, BS, DIN, NF, JIS, GB 4) All kinds of valve parts, fittings available 5) We can produce according to customers'' drawings, materials, and samples 6) High quality and competitive price 7) OEM service available upon request