Title: High temperature alloy

Abstract: In a method for producing a high temperature alloy having increased creep strength, which comprises the steps of, forming a melt which consists essentially of 55-58 wt.% cobalt, 39-41 wt.% chromium, and 2.2-2.4 wt.% carbon; and solidifying said melt to obtain an alloy which is essentially a solid solution of chromium in cobalt as base alloy in which are embedded essentially parallel carbide filaments; the improvement is disclosed which comprises adding to said melt an amount of magnesium effective to deoxidize said alloy.

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Inventors: Hildebrant, Uwe (Wiesloch, DE, US)
Nicoll, Andrew R. (Oftersheim, DE, US)
Sahm, Peter R. (Neckargemund, DE, US)

Application Number: 904267
Filing Date: 1978-05-09
Publication_date: 1979-03-06
Assignee: BBC Brown, Boveri & Company, Limited (Baden, CH)
Primary Class(es): 148/425
Other Classes:
US Patent Ref:

3976516

Aug, 1976

Sahm

75/171.

Other Refs:
Primary Examiner: Dean, R.
Assistant Examiner:
Attorney: Oblon, Fisher, Spivak, McClelland & Maier