Class 150 Bronze 5K Gate Valves Open Close IndicatorTest Standard: JIS F7400-1996Test Pressure: Body-1.05Mpa, Seat-0.77MpaMain Material:1-body: bronze (BC6)2-bonnet: bronze (BC6)3-disc:bronze( BC6)4-Spindel: Messing (C3771BD)5-Dichtung: NBR oder asbestfrei6-Handrad: Gusseisen (FC200)