High strength sintered alloy

Specialized metallurgical processes – compositions for use therei – Compositions – Consolidated metal powder compositions

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75123D, 75123L, 419 10, B22F 100, C22C 3802

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active

045333920

ABSTRACT:
High strength ductile sintered iron alloy composition containing silicon and phosphorus with a total alloy content below 4% having a yield point above 400 N/mm.sup.2 and an impact strength of more than 40 J/cm.sup.2. The alloys contain between about 0.5 and 3% by weight silicon, and between about 0.2 and 0.7% phosphorus, with the balance being iron. These alloy compositions are made by sintering iron, iron-silicon and iron-phosphorus powders at temperatures between about 1050.degree. and 1200.degree. C.

REFERENCES:
patent: 1352534 (1920-09-01), Russell
patent: 2179695 (1939-11-01), Jominy
patent: 2213523 (1940-09-01), Jones et al.
patent: 3689257 (1972-09-01), Oda et al.
patent: 4023990 (1977-05-01), Lex

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