METHOD OF PRODUCING RETURN SHEET STEEL HAVING AN AUSTENITIC MATRIX Russian patent published in 2019 - IPC C22C38/04 C22C38/38 C22C38/58 C21D8/02 

Abstract RU 2707004 C1

FIELD: metallurgy.

SUBSTANCE: invention relates to metallurgy, namely to production of rolled steel subjected to return, including austenite matrix used in production of vehicles. Said steel contains, wt%: 0.1<C<1.2, 13.0≤Mn<25.0, S≤0.030, P≤0.080, N≤0.1 %, Si≤3.0 %, optionally one or more elements of: Nb≤0.5, B≤0.005, Cr≤1.0, Mo≤0.40, Ni≤1.0, Cu≤5.0, Ti≤0.5, V≤2.5, Al≤4.0, balance is iron and unavoidable impurities.

EFFECT: obtaining steel having guaranteed level of required mechanical properties.

21 cl, 1 ex

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RU 2 707 004 C1

Authors

Hell, Jean-Christophe

Charbonnier, Nicolas

Iung, Thierry

Remy, Blandine

Dates

2019-11-21Published

2017-05-23Filed