Conclusions
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1.
When a band-type electron beam is used for surface heat treatment, the hardened steels have the same microhardness and structure across the thickness as after treatment with electron or laser beam with circular cross section.
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2.
The use of a band-type electron beam provides for much more uniform treatment of the surface than an electron or laser beam with circular cross section.
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3.
Surface hardening of steel products with band-type electron beam may be recommended for use in industry.
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Additional information
Taganrog Institute of Radio Engineering. Translated from Metallovedenie i Termicheskaya Obrabotka Metallov, No. 1, pp. 54–55, January, 1988.
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Shul'ga, A.A., Dudko, G.V. & Solov'ev, A.I. Surface hardening of steel ShKh15 by band-type electron beam. Met Sci Heat Treat 30, 71–73 (1988). https://doi.org/10.1007/BF00777550
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DOI: https://doi.org/10.1007/BF00777550