Marine Nodular Iron Globe Valve or Marine Ductile Iron Globe Valve is from small size DN15~DN40. Design Standard: JIS F7312-1996 Test Standard: JIS 7400-1996 Hydraulic Test Pressure: Body-1.05Mpa, Seat-0.77Mpa Flange size as per JIS B2220 -5K Material: Body/Bonnet-Ductile Iron FCD450 Seat-SUS (SCS2) /Bronze (BC6) Stem-SUS (SCS2) /Brass (C3771BD)