Steels for hot working press tools

Details Steels for hot working press tools Steels for hot working press tools

1988-12-15

1991-04-30

Yee, Deborah

Alloys or metallic compositions

Ferrous

Chromium containing, but less than 9 percent

420 40, 420 63, 420 69, 420111, C22C 3822, C22C 3844

Patent

active

050116568

ABSTRACT:
A steel suitable for a hot working press tool used for a slab width sizing press comprises particular amounts of C, Si, Cr, Mn, Mo, V and N having a specific Cr equivalent, or particular amounts of C, Si, Mn, Mo, V, Cr and Ni having a specified Cr/Ni ratio.

REFERENCES:
patent: 4853181 (1989-08-01), Wert et al.
patent: 4957701 (1990-09-01), Masuyama et al.

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