Cast iron

Details Cast iron Cast iron

1975-03-31

1976-12-21

Stallard, W.

Metal treatment

Compositions

Heat treating

75123CB, 148 35, 148138, 148139, 148140, 148141, B22D 2506

Patent

active

039986640

ABSTRACT:
A heat treated cast iron wherein the carbon and silicon contents are controlled to produce a white iron as cast in a sand mold and the sulfur content is in excess of that required to combine with all the manganese in the iron. The iron is annealed to produce temper carbon and a ferrous matrix containing a uniform distribution of iron sulfide particles of finite size.

REFERENCES:
patent: 1542440 (1925-06-01), Drysdale
patent: 2791526 (1957-05-01), Peras
patent: 2887421 (1959-05-01), Peras
patent: 3000770 (1961-09-01), Wittmoser
patent: 3384515 (1968-05-01), Ackerman et al.
Physical and Engineering Properties of Cast Iron, Angus, 1960, British Cast Iron Research Assoc., London, pp. 424-428.

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