Metal deforming – By use of roller or roller-like tool-element – With modification or control of temperature of work – tool or...
Patent
1979-10-11
1982-01-12
Combs, Ervin M.
Metal deforming
By use of roller or roller-like tool-element
With modification or control of temperature of work, tool or...
291635R, 29557, 72364, 72365, 72700, B21B 100, B21B 302
Patent
active
043098860
ABSTRACT:
Low carbon steel strip is cold rolled with rolling reduction of 15 to 35% in final cold rolling step and annealed in form of tight coil at temperature of 520 to 600.degree. C. to provide product having grain size number of 4 to 7 and coercive force of not greater than 2.0 Oersted as measured with initial magnetization field of 25 Oersted. The product is especially suitable for manufacturing shadow mask of Braun tube for color TV.
REFERENCES:
patent: 3909928 (1975-10-01), Sato et al.
The Making Shaping and Treating of Steel, U.S Steel, 8th Edition, 1964, pp. 920, 921.
Imamura Yasuo
Kato Kazunori
Kubota Michio
Shimose Masahiro
Takagi Kazuhiro
Combs Ervin M.
Dai Nippon Printing Co. Ltd.
Nisshin Steel Co. Ltd.
LandOfFree
Process for producing steel strip material for use in manufactur does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Process for producing steel strip material for use in manufactur, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for producing steel strip material for use in manufactur will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1536085