Rene 142(Ni-Cr-Co-Ta-W)

1. Introduce – High strength Ni-based superalloys in service in commercial and military jet engines – A precipitation hardening cast superalloy with a γ’ phase and carbides precipitated in the γ base, resulting in excellent mechanical properties at high temperatures – Good resistance to grain boundary cracking during solidification – PMET 842 – UNS N07042 * Rene – Age-hardening Ni-Cr alloy with high strength, high temperature and corrosion resistance * γ’ precipitates : A₃B type (LI₂) intermetallic compounds – A : Electronegative elements s...