Steel spring and method for producing same

Details Steel spring and method for producing same Steel spring and method for producing same

1993-10-14

1994-11-29

Yee, Deborah

Metal treatment

Stock

Ferrous

148908, 148580, 148654, C21D 902, C22C 3824, C22C 3826

Patent

active

053686560

ABSTRACT:
A hot rolled steel bar is subjected to controlled hot roll finishing and cooling conditions which, together with the composition of the steel and controlled subsequent heat treating and quenching conditions, enable the formation of a steel spring having both relatively high hardness and high toughness.

REFERENCES:
patent: 4838962 (1989-06-01), Huchtemann et al.
patent: 5009843 (1991-04-01), Sugimoto et al.
patent: 5118469 (1992-06-01), Abe et al.
patent: 5183634 (1993-02-01), Abe et al.

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