C - Chemistry – Metallurgy – 21 – D
Patent
C - Chemistry, Metallurgy
21
D
148/34.4
C21D 8/02 (2006.01) C21D 8/04 (2006.01)
Patent
CA 1186602
Abstract of the Disclosure Non-ageing cold rolled steel sheets having a very excellent formability are produced by hot rolling a steel consisting of not more than 0.008% of C, not more than 0.20% of Si, 0.04-0.30% of Mn, not more than 0.03% of P, 0.01-0.10% of A?, a content of A? being more than N%x4, not more than 0.02% of S, not more than 0.01% of N, 0.01-0.07% of Nb, a content of Nb being C%x3-{co/ox8+0.02}%, and the remainder being substantially Fe, at a total reduction of not less than 90%, a rolling speed of not less than 40 m/min in the finishing rolling and a finishing temperature of not lower than 830°C, coiling the hot rolled strip at a temperature of 600-800°C, cold rolling the coiled strip in a conventional manner to obtain a cold rolled strip having final gauge and then continuous annealing or hot-dip galvanizing the cold rolled strip within a temperature range of 700-900°C for 10 seconds-5 minutes.
378519
Hashimoto Osamu
Irie Toshio
Sato Susumu
Kawasaki Steel Corporation
Smart & Biggar
LandOfFree
Method for producing cold rolled steel sheets having a... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method for producing cold rolled steel sheets having a..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for producing cold rolled steel sheets having a... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1260333