... superalloy,such as: inconel713c or inconel 718....The turbo charger parts are used in high temperature environment, so ... theyhave good high temperature resistance property.Generally, turbo charger parts are used in more than 800 degrees Celsius ... best castings with heart and soul. ------Yili Precision CastingTurbo charger parts & turbine wheel & superalloy castingSuperior in quality, excellent ...