Carburizing steel having excellent cold forgeability and method of manufacturing the same
The present invention provides a carburizing steel which has a composition that contains, in terms of mass percentages, 0.1 to 0.35% of C, 0.01 to 0.22% of Si, 0.3 to 1.5% of Mn, 1.35 to 3.0% of Cr, 0.018% or less of P, 0.02% or less of S, 0.015 to 0.05% of Al, 0.008 to 0.015% of N and 0.0015% or le...
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