| 摘要 |
FIELD: metallurgy.SUBSTANCE: invention relates to metallurgy, in particular to nickel-based superalloys which can be used in gas turbine details. The nickel-based superalloy contains, wt %: C?0.1; Si?0.2; Mn?0.2; P?0.005; S?0.0015; Al 4.0-5.5; B?0.03; Co 5.0-9.0; Cr 18.0-22.0; Cu?0.1; Fe?0.5; Hf 0.9-1.3; Mg?0.002; Mo?0.5; N?0.0015; Nb?0.01; O?0.0015; Ta 4.8-5.2; Ti 0.8-2.0; W 1.8-2.5; Zr?0.01; Ni - the rest.EFFECT: alloy is characterised by high parameters of corrosion resistance and creep-resistance.6 cl, 1 dwg |
