Conclusions
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1.
Tempering at 550–650°C leads to refinement of the structure and a change in the phase composition of hardened G8 steel.
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2.
As a result of tempering at 600–650°C ε-phase, the quantity of which depends upon the tempering temperature and time, is formed in G8 steel.
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Literature cited
H. Schumann, Neue Huette,15, No. 1, 12 (1970).
A. N. Andryushchenko and I. Ya. Georgieva, Fiz. Met. Metalloved.,33, No. 6, 1285 (1972).
I. N. Bogachev, M. S. Khodyev, and Yu. R. Nemirovskii, "Martensite transformations in Fe-Mn alloys," Fiz. Met. Metalloved.,40, No. 4, 864 (1975).
L. I. Lysak and B. I. Nikolin, Physical Fundamentals of the Heat Treatment of Steel [in Russian], Tekhnika, Kiev (1975).
G. Kraus and A. Marder, Met. Trans.,2, No. 9, 2343 (1971).
V. M. Farber and M. I. Gol'dshtein, "An investigation of tempering of hardened iron," Fiz. Met. Metalloved.,25, No. 1, 94 (1968).
I. N. Bogachev and V. F. Egolaev, The Structure and Properties of Iron-Manganese Alloys [in Russian], Netallurgiya, Moscow (1973).
Additional information
Zhdanov Heavy Machinery Production Union. Zhdanov Metallurgical Institute. Translated from Metallovedenie i Termicheskaya Obrabotka Metallov, No. 12, pp. 31–32, December, 1981.
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Balychev, Y.M., Tkachenko, F.K. Structure and phase composition of G8 steel. Met Sci Heat Treat 23, 846–848 (1981). https://doi.org/10.1007/BF00712463
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DOI: https://doi.org/10.1007/BF00712463