Conclusions
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1.
The addition of 0.15% La to steel 09G2 improves the plasticity and ductility, particularly at low temperatures.
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2.
The cold brittleness threshold of the steel with 0.15% La is lowered by 30–50°C.
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Krasnoe Sormovo Plant. Translated from Metallovedenie i Termicheskaya Obrabotka Metallov, No. 12, p. 47, December, 1969.
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Gurashev, V.N., Gladkikh, A.N. & Maiorov, N.P. Mechanical properties of steel 09G2 with lanthanum. Met Sci Heat Treat 11, 972–973 (1969). https://doi.org/10.1007/BF00654936
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DOI: https://doi.org/10.1007/BF00654936