Patent ID: 9284632
Filing Date: 2016-03-15
CPC Classification: C21D,C22C,C23C

Claim Text:
1. A steel for nitrocarburizing, consisting of, by mass %: C: 0% to 0.067%; Si: 0.01% to 1.00%; Mn: 0.29% to 1.00%; S: 0.0001% to 0.050%; Al: 0.0001% to 0.050%; Ti: more than 0.50% to 1.50%; N: 0.0005% to 0.0100%; and a balance consisting of Fe and inevitable impurities, wherein P is limited to 0.050% or less; O is limited to 0.0060% or less; and an amount of Ti [Ti %], an amount of C [C %], an amount of N [N %], and an amount of S [S %] satisfy 0.48<[Ti %]−47.9×([C %]/12+[N %]/14+[S %]/32)≦1.20.