Method of making forged steel articles, especially for vehicle p

Details Method of making forged steel articles, especially for vehicle p Method of making forged steel articles, especially for vehicle p

1983-03-02

1985-12-31

Skiff, Peter K.

Metal treatment

Compositions

Heat treating

148 39, C21D 102, C21D 106

Patent

active

045619085

ABSTRACT:
Vehicle suspension parts especially parts which may be subjected to temperatures as low as -50.degree. C. are made by forging them from a steel of the following composition: 0.35 to 0.45% by weight carbon, less than 0.5% by weight silicon, 0.6 to 0.9% by weight manganese, 0.7 to 1.1% by weight chromium, 0.25 to 0.45% by weight molybdenum, 1.6 to 2.1% by weight nickel, the balance being substantially iron and the usual impurities.

REFERENCES:
patent: 3027253 (1962-03-01), Yeo
patent: 3352724 (1967-11-01), McNitt et al.
patent: 4173501 (1976-11-01), Hildebrandt et al.
patent: 4392623 (1983-07-01), Munsen et al.
patent: 4409841 (1983-10-01), Archer
Molybdenum in Steel, Climax Molybdenum Company, New York, New York, 1938, Section 3, pp. 2, 4, 5, 7, 8 and 9.
Forging Design Handbook, American Society for Metals, Metals Park, Ohio, 1972, pp. 43-44.
Metals Handbook, Heat Treating, vol. 4, 1981, American Society for Metals, pp. 120, 121 and 122.

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