Method for treating continuously cast steel slabs

Details Method for treating continuously cast steel slabs Method for treating continuously cast steel slabs

1977-09-12

1978-09-26

Stallard, W.

Metal treatment

Process of modifying or maintaining internal physical...

Magnetic materials

148 2, 148 3, 148112, B22D 1100, H01F 104

Patent

active

041167295

ABSTRACT:
A method for treating a continuously cast steel slab suitable for production of a hot rolled or cold rolled steel sheet, the steel slab being obtained by continuously casting a molten steel containing 0.01 to 2.5% by weight of Al, which method comprises holding the slab at a temperature within the range of from the Ar.sub.3 point to 650.degree. C for at least 20 minutes to precipitate nitrides, and hot rolling the slab.

REFERENCES:
patent: 3821031 (1974-06-01), Kubotera et al.
patent: 3839095 (1974-10-01), Kubotera et al.
patent: 3841924 (1974-10-01), Sakakura et al.
patent: 3872704 (1975-03-01), Ohya et al.
patent: 3876476 (1975-04-01), Matsuoka et al.
patent: 4006044 (1977-02-01), Oya et al.
patent: 4014717 (1977-03-01), Barisoni et al.
patent: 4066479 (1978-01-01), Shimoyama

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