... expanding by leaps and bounds.5. The annual productions are over 2000 tons. ProductIntroduction1. Material:Ductile cast iron: QT400-15, ... , Railway fittings, ring flange , electromagnetic steel cover, piston, pressure plate, center plate, wear plate, cylinder, impeller, disc etc.3. Nearly 150 ... all final reports;Main ExportingMarkets1.More than 20 customers all over the world;2.Exporting to U.S.A, U.K ...