Production of formable thin steel sheet excellent in ridging res

Details Production of formable thin steel sheet excellent in ridging res Production of formable thin steel sheet excellent in ridging res

1986-02-28

1987-06-30

Combs, E. Michael

Metal treatment

Compositions

Heat treating

72202, 72364, 72365, C21D 802, C21D 804, B21B 900

Patent

active

046768440

ABSTRACT:
A process for producing a formable thin steel sheet excellent in ridging resistance. Said process comprises finishing a low carbon steel at a strain rate of not less than 300 (s.sup.-1) in a temperature range of 800.degree. to 300.degree. C. in at least one pass when the low carbon steel is rolled into a specified thickness, and subsequently performing recrystallization annealing.

REFERENCES:
patent: 4016740 (1977-04-01), Gondo et al.
patent: 4087289 (1978-05-01), Gondo et al.
patent: 4292097 (1981-09-01), Nakazato et al.

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