High strength cold rolled steel strip having an excellent deep d

Details High strength cold rolled steel strip having an excellent deep d High strength cold rolled steel strip having an excellent deep d

1981-08-26

1984-05-01

Skiff, Peter K.

Metal treatment

Compositions

Heat treating

75123D, 75123M, 75126D, 148 12C, C21D 804, C22C 3814, C22C 3828

Patent

active

044459467

ABSTRACT:
A high strength cold rolled steel strip having an excellent deep drawability comprises 0.005% by weight or less of C, 0.5% by weight or less of Si, 0.9% by weight or less of Mn, 0.05 to 0.12% by weight of P, 0.02 to 0.2% by weight of Al, 0.16% by weight or less of Ti, optionally, 1% by weight or less of Cr, and the balance consisting of Fe, the relationship (I):

REFERENCES:
patent: 3368886 (1968-02-01), Mota et al.
Shimizu, "A Study Concerning the Development of a Super Drawable Cold Rolled Steel Strip", Doctoral Thesis, Kyoto University, Japan, Jun. 10, 1978, pp. 131, 158 and 159.
Brun et al., Metallurgy of Continuous-Annealed Sheet Steel, AIME, New York 1982, pp. 173-195.

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