Immiscibility regions in iron based ferritic solid solutions and their relevance to thermodynamics and kinetics of nitriding

References

• E.J. Mittemeijer and M.A.J. Somers, Thermochemical Surface Engineering of Steel, Woodhead Publishing, Cambridge, 2015.
   Google Scholar
• E.J. Mittemeijer, J. Dossett and G.E. Totten, ASM Handbook 4A: Steel Heat Treating Fundamentals and Processes ASM International, ASM International, Metals Park, 2013. pp. 619–646.
   Google Scholar
• T. Steiner and E.J. Mittemeijer, Alloying element nitride development in Ferritic Fe-based Materials Upon nitriding: A Review. J. Mater. Eng. Perform. 25 (2016), pp. 2091–2102. doi: 10.1007/s11665-016-2048-x
   Web of Science ®Google Scholar
• D.S. Rickerby, S. Henderson, A. Hendry, and K.H. Jack, Overview No. 51 structure and thermochemistry of nitrided iron-Titanium alloys. Acta Metall. 34 (1986), pp. 1687–1699. doi: 10.1016/0001-6160(86)90116-1
   Google Scholar
• S.S. Hosmani, R.E. Schacherl and E.J. Mittemeijer, Nitrogen uptake by an Fe–V alloy: Quantitative analysis of excess nitrogen. Acta Mater. 54 (2006), pp. 2783–2792. doi: 10.1016/j.actamat.2006.02.017
   Web of Science ®Google Scholar
• B. Mortimer, P. Grieveson and K.H. Jack, Precipitation of nitrides in ferritic iron alloys containing chromium. Scan J. Metall. 1 (1972), pp. 203–209.
   Google Scholar
• J.S. Steenaert, M.H. Biglari, C.M. Brakman, E.J. Mittemeijer and S. van der Zwaag, Mechanisms for the precipitation of AlN on nitriding of Fe-2at%Al. Z. Metallkd 86 (1995), pp. 700.
   Google Scholar
• S.R. Meka, K.S. Jung, E. Bischoff and E.J. Mittemeijer, Unusual precipitation of amorphous Silicon nitride Upon nitriding Fe–2at.%Si alloy. Philos. Mag 92 (2012), pp. 1435–1455. doi: 10.1080/14786435.2011.648226
   Web of Science ®Google Scholar
• H. Selg, E. Bischoff, S.R. Meka, R.E. Schacherl, T. Waldenmaier and E.J. Mittemeijer, Molybdenum-nitride precipitation in recrystallized and cold-rolled Fe-1 at. pct Mo alloy. Metall. Mater. Trans. A 44 (2013), pp. 4059–4070. doi: 10.1007/s11661-013-1762-3
   Web of Science ®Google Scholar
• G.P. Huffman and H.H. Podgurski, Mossbauer study of nitrided Fe-Mo and Fe-Ti alloys. Acta Metall. 23 (1975), pp. 1367–1379. doi: 10.1016/0001-6160(75)90146-7
   Google Scholar
• M. Goune, A. Redjaimia, T. Belmonte and H. Michel, Identification and characterization of a novel Mn–N nitride formed in Fe–Mn–N alloy. J. Appl. Crystallogr 36 (2003), pp. 103–108. doi: 10.1107/S0021889802020101
   Web of Science ®Google Scholar
• M. Akhlaghi, T. Steiner, S.R. Meka, A. Leineweber and E.J. Mittemeijer, Lattice-parameter change induced by accommodation of precipitate/matrix misfit; misfitting nitrides in ferrite. Acta Mater. 98 (2015), pp. 254–262. doi: 10.1016/j.actamat.2015.07.017
   Web of Science ®Google Scholar
• T. Steiner, M. Akhlagi, S.R. Meka and E.J. Mittemeijer, Diffraction-line shifts and broadenings in continuously and discontinuously coarsening precipitate-matrix systems: coarsening of initially coherent nitride precipitates in a ferrite matrix. J. Mat. Sci 50 (2015), pp. 7075–7086. doi: 10.1007/s10853-015-9262-z
   Google Scholar
• N.E. Vives Diaz, S.S. Hosmani, R.E. Schacherl and E.J. Mittemeijer, Nitride precipitation and coarsening in Fe–2.23 at.% V alloys: XRD and (HR)TEM study of coherent and incoherent diffraction effects caused by misfitting nitride precipitates in a ferrite matrix. Acta Mater. 56 (2008), pp. 4137–4149. doi: 10.1016/j.actamat.2008.04.041
   Web of Science ®Google Scholar
• M.A.J. Somers, R.M. Lankreijer and E.J. Mittemeijer, Excess nitrogen in the ferrite matrix of nitrided binary iron-based alloys. Philos. Mag. A 59 (1989), pp. 353–378. doi: 10.1080/01418618908205064
   Web of Science ®Google Scholar
• G. Miyamoto, Y. Tomio, H. Aota, K. Oh-ishi, K. Hono and T. Furuhara, Precipitation of nanosized nitrides in plasma nitrided Fe–M (M=Al, Cr, Ti, V) alloys, Mat. Sci. Tech 27 (2011), pp. 742–746.
   Google Scholar
• M. Hillert, Phase Equilibria, Phase Diagrams and Phase Transformations - Their Thermodynamic Basis. 2nd ed. Cambridge University Press, Cambridge, 2007.
   Google Scholar
• D.A. Porter, K.E. Easterling, and M. Sherif, Phase Transformations in Metals and Alloys. 3rd ed. CRC Press, Boca Raton, 2009.
   Google Scholar
• A. Datta and W.A. Soffa, The structure and properties of age hardened Cu-Ti alloys. Acta Metall. 24 (1976), pp. 987–1001. doi: 10.1016/0001-6160(76)90129-2
   Google Scholar
• J.E. Hillard, Phase Transformations. ASM, 1968.
   Google Scholar
• J.W. Cahn, On spinodal decomposition in cubic crystals. Acta Metall. 10 (1962), pp. 179–183. doi: 10.1016/0001-6160(62)90114-1
   Google Scholar
• K.N. Sasidhar and S.R. Meka, Spinodal decomposition during isothermal gas-solid equilibration - its effects and implications. Acta Mater. 161 (2018), pp. 266–272. doi: 10.1016/j.actamat.2018.09.039
   Web of Science ®Google Scholar
• M. Hillert and L.-I. Staffansson, The regular solution model for stoichiometric phases and ionic melts. Acta Chem. Scand 24 (1970), pp. 3618–3626. doi: 10.3891/acta.chem.scand.24-3618
   Google Scholar
• M. Hillert and M. Jarl, A model for alloying in ferromagnetic metals. Calphad 2 (1978), pp. 227–238. doi: 10.1016/0364-5916(78)90011-1
   Web of Science ®Google Scholar
• O. Redlich and A.T. Kister, Thermodynamics of nonelectrolyte solutions - x-y-t relations in a binary system. Ind. Eng. Chem 40 (1948), pp. 341–345. doi: 10.1021/ie50458a035
   Web of Science ®Google Scholar
• R. Naraghi, Thermo-Calc Software AB, Sweeden, 2016.
   Google Scholar
• K. Frisk, A thermodynamic evaluation of the Cr-N, Fe-N, Mo-N and Cr-Mo-N systems. CALPHAD 15 (1991), pp. 79–106. doi: 10.1016/0364-5916(91)90028-I
   Web of Science ®Google Scholar
• C. Qui, A thermodynamic evaluation of the Fe-Mn-N system. Metall. Trans. A 24A (1993), pp. 629–645.
   Google Scholar
• B.J. Lee, Thermodynamic assessment of the Fe-Nb-Ti-C-N system. Metall. Mater. Trans. A 32 (2001), pp. 2423–2439. doi: 10.1007/s11661-001-0033-x
   Web of Science ®Google Scholar
• K. Frisk and B. Urhenius, An experimental study and thermodynamic calculations of phase equilibria in the Fe-Mo-C-N system. Metall. Mater. Trans. A 27 (1996), pp. 2869–2880. doi: 10.1007/BF02663835
   Web of Science ®Google Scholar
• J. Miettinen and B. Hallstedt, Reassessed thermodynamic solution phase data for ternary Fe-Si-C system. CALPHAD 22 (1998), pp. 231–256. doi: 10.1016/S0364-5916(98)00026-1
   Web of Science ®Google Scholar
• M. Hillert and S. Jonsson, An assessment of the Al- Fe- N system. Metall. Trans. A 23 (1992), pp. 3141–3149. doi: 10.1007/BF02646133
   Web of Science ®Google Scholar
• R.E. Schacherl, P.C.J. Graat and E.J. Mittemeijer, The nitriding kinetics of iron-chromium alloys; the role of excess nitrogen: experiments and modelling. Metall. Mater. Trans. A 35 (2004), pp. 3387–3398. doi: 10.1007/s11661-004-0175-8
   Web of Science ®Google Scholar
• S.R. Meka, E. Bischoff, B. Rheingans and E.J. Mittemeijer, Octapod-shaped, nanosized, amorphous precipitates in a crystalline ferrite matrix. Philos. Mag. Lett 93 (2013), pp. 238–245. doi: 10.1080/09500839.2012.762465
   Web of Science ®Google Scholar
• R.M. Lankreijer, M.A.J. Somers and E.J. Mittemeijer, Kinetics of nitride precipitation in Fe–Al and Fe–Si alloys on nitriding, in Proceedings of the International Conference on High Nitrogen Steels, J. Foct, A. Hendry, eds., Institute of Metals, London, 1989. pp. 108.
   Google Scholar
• R. Wagner and S.S. Brenner, Morphology and chemistry of internally nitrided FE-3AT%MO. Acta Metall. 26 (1978), pp. 197–206. doi: 10.1016/0001-6160(78)90118-9
   Google Scholar
• G. Miyamoto, A. Yonemoto, Y. Tanaka, T. Furuhara and T. Maki, Microstructure in a plasma-nitrided Fe–18 mass% Cr alloy. Acta Mater. 54 (2006), pp. 4771–4779. doi: 10.1016/j.actamat.2006.06.006
   Web of Science ®Google Scholar
• J.H. Driver, R. Sinclair and K.H. Jack, Modulated substitutional-interstitial solute-atom clustering in nitrided austenitic Fe-34Ni-V-alloys. Proc. R. Soc. Lond. A 367 (1979), pp. 99–115. doi: 10.1098/rspa.1979.0078
   Web of Science ®Google Scholar