Austenite 1 Austenitic heat-resistant steels 1 Austenitic stainless steel 1 Binary alloys 1 Chromium alloys 1 Dissolution 1 Grain boundaries 1 Grain-boundaries 1 Grain-boundary fe2nb laves phase 1 Intermetallic-phases 1 Intermetallics 1 Laves phasis 1 Laves-phase 1 Microstructure 1 Morphology 1 Ni3Nb 1 Niobium alloys 1 Nucleation 1 Phase equilibria 1 Phase equilibriums 1 Phases transformation 1 Precipitation morphologies Solubility 1 Temperature 1 Zirconium 1 Zr addition 1 austenitic heat-resistant steels 1 grain-boundary Fe2Nb Laves phase 1 phase equilibria 1 phase transformation 1