Rolling-part steel and rolling part employing same

Details Rolling-part steel and rolling part employing same Rolling-part steel and rolling part employing same

1989-11-02

1991-12-31

Yee, Deborah

Alloys or metallic compositions

Ferrous

Chromium containing, but less than 9 percent

420105, 420109, 420110, 148906, 148333, 148334, 384492, 384912, C22C

Patent

active

050770039

ABSTRACT:
A rolling-part steel and a rolling part employing same are disclosed. The steel includes: C; 0.1 to 0.7 wt. %, Si; below or equal to 0.04 wt. %; Mn; below or equal to 1.0 wt. %, Cr; 0.2 to 1.0 wt. %, S; below or equal to 0.003 wt. %; P; below or equal to 0.025 wt. %, O; below or equal to 0.0015 wt. %, the reminder Fe, and a necessary impurity. The steel has a good plastic-workability such that the rolling part can be produced only by plastic working. The steel also has a good hardenability.

REFERENCES:
patent: 3117041 (1964-01-01), Koistinen
patent: 3275389 (1966-09-01), Neilson et al.
patent: 4023988 (1977-05-01), Stickels et al.
patent: 4026727 (1977-05-01), Finkl et al.
patent: 4191599 (1980-03-01), Stickels et al.
patent: 4642219 (1987-02-01), Takata et al.
patent: 4696581 (1987-09-01), Tsushima et al.
patent: 4930909 (1990-12-01), Murakami et al.

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