Deep hardening machinable aluminum killed high sulfur tool steel

Details Deep hardening machinable aluminum killed high sulfur tool steel Deep hardening machinable aluminum killed high sulfur tool steel

1975-11-19

1977-04-26

Steiner, Arthur J.

Metal treatment

Compositions

Heat treating

75124, 75126C, 75126D, 75126L, 75126P, C22C 3806, C22C 3860

Patent

active

040199304

ABSTRACT:
A low-alloy tool steel, for dies and molds, is deep hardening and highly machinable in the hardened condition. The steel is a water-quenched composition containing boron, sulfur, at least 0.020% aluminum, and a minimum of hardening agents including chromium and molybdenum. The method of producing such steel is disclosed.

REFERENCES:
patent: 1919211 (1933-07-01), Edlund
patent: 3251682 (1966-05-01), Wada et al.
patent: 3544393 (1970-12-01), Zanetti
patent: 3600158 (1971-08-01), Molnar et al.
patent: 3876422 (1975-04-01), Cantera et al.
patent: 3901740 (1975-08-01), Anderson et al.

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