Title: Method for cold rolling of a high magnetic flux density grain-oriented electrical steel sheet or strip having excellent properties

Abstract: A cold rolling method for producing a high magnetic flux density grain oriented electrical steel sheet or strip having remarkably excellent B.sub.8 characteristics, comprising subjecting a hot rolled steel sheet or strip a combination of heavy cold rolling with annealing during which the steel sheet or strip is held at a temperature between 100.degree. and 350.degree.C at an interim sheet thickness stage during the heavy cold rolling.

Do you think this is a good invention? Vote now:

Votes so far: For:(0) Against:(0)
Other info:

Inventors: Matsumoto, Fumio (Kitakyushu, JA)
Kuroki, Katuro (Kitakyushu, JA)
Takashima, Kunihide (Kitakyushu, JA)
Takata, Toshihiko (Kitakyushu, JA)
Yasumoto, Hiromichi (Kitakyushu, JA)
Honda, Kuniyasu (Nakama, JA)

Application Number: 478100
Filing Date: 1974-06-10
Publication_date: 1976-01-20
Assignee: Nippon Steel Corporation (JA)
Primary Class(es): 72/364 148/111, 148/113
Other Classes:
US Patent Ref:

3008857	Nov, 1961	Mobius	148/111.
3287183	Nov, 1966	Taguchi	148/111.
3843422	Oct, 1974	Henke	148/111.

Other Refs:
Primary Examiner: Larson, Lowell A.
Assistant Examiner:
Attorney: Toren, McGeady and Stanger