Grey cast iron

Details Grey cast iron Grey cast iron

C - Chemistry, Metallurgy

22

C

75/146

C22C 37/10 (2006.01) C21C 1/08 (2006.01)

Patent

CA 1042237

ABSTRACT OF THE DISCLOSURE This invention relates to a grey aluminium cast iron with lamellar graphite, high mechanical strength and low ledeburitic hardening, which cornprises 2 to 4% C, 0 to 1% Si, 1 to 3% Al, 0 to 0.7% Mn, 0 to 0.05% S,and 0 to 0.1% P, and inoculated with 0,3 to 2% inoculating alloy which contains from 20 to 70% rare earths. The cast iron alloy may be economically produced in an industrial scale.

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