Method of producing fe-ni series alloys having improved...

Details Method of producing fe-ni series alloys having improved... Method of producing fe-ni series alloys having improved...

C - Chemistry, Metallurgy

22

F

148/11

C22F 1/10 (2006.01) C21D 6/00 (2006.01) C23F 1/00 (2006.01) H01J 29/07 (2006.01)

Patent

CA 1319589

Abstract of the Disclosure A continuously cast slab of Fe-Ni series alloy comprising 30 - 80 wt% of Ni or further 0.001 - 0.03 wt% of B and the balance of Fe is controlled to an eqiaxial crystal ratio of 20% or 30% in accordance with the existence or nonexistence of B content in the continuous casting and, if necessary, subjected to an electromagnetic stirring treatment or the like for controlling the eqiaxial crystal ratio and then heated at a temperature of not lower than 950°C, 1000°C and 1100°C to economically produce Fe-Ni series alloys having improved effect for restraining streaks during etching.

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