Metal treatment – Compositions – Heat treating
Patent
1975-06-18
1977-03-08
Stallard, W.
Metal treatment
Compositions
Heat treating
148 12C, 148 36, C21D 713, C21D 948
Patent
active
040111067
ABSTRACT:
A hot-rolled steel sheet of high cold formability characterized in that it contains of 0.03-0.30 % C and 0.15-2.0 % Mn as the main ingredients and also by the average length of sulfide inclusions of stringer form and/or silicate inclusions of like form being less than 100 .mu..
REFERENCES:
patent: 3666452 (1972-05-01), Korchynsky et al.
patent: 3666570 (1972-05-01), Korchynsky et al.
patent: 3671336 (1972-06-01), Korchynsky et al.
patent: 3918999 (1975-11-01), Sekine et al.
Fujii Chikara
Kawano Tsuyoshi
Koyama Kazuo
Masui Hiroaki
Takechi Hiroshi
Nippon Steel Corporation
Stallard W.
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