Low expansion cast iron

Details Low expansion cast iron Low expansion cast iron

1991-04-15

1992-12-22

Yee, Deborah

Alloys or metallic compositions

Ferrous

1.7 percent or more carbon containing

420 9, 420 95, C22C 3852, C22C 3856

Patent

active

051732530

ABSTRACT:
A cast iron having an austenitic matrix and consisting essentially of from 1% up to 3.5% carbon, up to 1.5% silicon, from 32% to 39.5% nickel, from 1% to less than 4% cobalt, up to 41% of the combined total of nickel plus cobalt and the balance substantially all iron provides a low expansion coefficient, good castability, good cutting properties and good damping capacity. (% is meant for % by weight)

REFERENCES:
patent: 5030299 (1991-07-01), Nishimura et al.

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