FIELD: metallurgy.
SUBSTANCE: steel features the following chemical composition, in wt %: C 0.04-0.50, Mn 0.5-6.0, Al 0.5-3.0, Si 0.05-3.0, Cr 0.05-3.0, Ni less than 3.0 Cu less than 3.0, Ti 0.010-0.050, B 0.0015-0.0040, C less 0.10, S from more than 0.01 to 0.05, N less than 0.020, the rest is iron and unavoidable impurities.
EFFECT: high resistance to scale formation.
27 cl, 1 dwg
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