... mouding lines 4) Various grade nodular/grey iron casting feature- TS 16949 certified- 3 ... iron types: GG15, GG20, GG23, GG25, GG30- Nodular/Ductile cast iron types: GGG40, GGG40.3, GGG50, GGG60, GGG70, GGG70, GGG80, GGG90casting partindustrial castings ... Industrial Castings