C - Chemistry – Metallurgy – 21 – D
Patent
C - Chemistry, Metallurgy
21
D
148/34.4
C21D 8/04 (2006.01) C21D 9/48 (2006.01)
Patent
CA 1249958
60-43,983 comb. PRODUCTION OF FORMABLE THIN STEEL SHEET EXCELLENT IN RIDGING RESISTANCE 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 1) in a temperature range of 800 to 300°C in at least one pass when the low carbon steel is rolled into a specified thickness, and sub- sequently performing recrystallization annealing.
503242
Irie Toshio
Matsuoka Saiji
Obara Takashi
Satoh Susumu
Tsunoyama Kozo
Kawasaki Steel Corporation
Smart & Biggar
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