GH2018 superalloy is an age-hardening iron-based superalloy composed of tungsten, molybdenum, nickel and other elements, with a nickel content of about 43%. GH2018 superalloy has good hot and cold working properties, good process performance in solid solution state, and high high temperature strength after complete heat treatment.
GH2018
Carbon C: ≤0.06
Chromium Cr: 18.0~21.0
Molybdenum Mo: 3.70~4.30
Nickel Ni: 40.0~44.0
Tungsten W: 1.80~2.20
Aluminum Al: 0.35~0.75
Niobium Nb: -
Titanium Ti: 1.80~2.20
Iron Fe: surplus
Silicon Si≤: 0.60
Manganese Mn≤: 0.50
Phosphorus P: 0.020
Sulfur S: 0.015
Others (%): B≤0.015, Ce≤0.02, Zr≤0.05
Density: 8.16g/m3
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