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Effect of warm extrusion on structure and properties of steel 20Kh

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Warm extrusion of steel 20Kh at 600–800° makes it possible to obtain a structure with high strength and ductile characteristics: σ0.2=40−50 kg/mm2, σb=50−60 kg/mm2, ψ=60–75%.

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Literature cited

  1. V. K. Babich, Yu. P. Gul', and I. E. Dolzhenkov, Strain Aging of Steel [in Russian], Metallurgiya, Moscow (1972).

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  2. V. I. Doroshko, V. M. Leshchinskii, and A. A. Andryushchuk, "Force parameters of warm extrusion of carbon and low-alloy steels, "Kuznechno-Shtampovochnoe Proizvodstvo, No.4, 8 (1973).

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Authors
  1. V. I. Doroshko
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  2. L. I. Kartashova
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  3. V. M. Leshchinskii
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  4. A. A. Andryushchuk
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Additional information

Voroshilovgrad Machine Construction Institute. Translated from Metallovedenie i Termicheskaya Obrabotka Metallov, No. 3, pp. 56–57, March, 1976.

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Doroshko, V.I., Kartashova, L.I., Leshchinskii, V.M. et al. Effect of warm extrusion on structure and properties of steel 20Kh. Met Sci Heat Treat 18, 249–250 (1976). https://doi.org/10.1007/BF00663489

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  • DOI: https://doi.org/10.1007/BF00663489

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