Ruthenium aluminum intermetallic compounds with scandium and bor

Details Ruthenium aluminum intermetallic compounds with scandium and bor Ruthenium aluminum intermetallic compounds with scandium and bor

1991-02-25

1992-10-06

Dean, R.

Metal treatment

Stock

Noble metal base

148437, 420462, 420528, C22C 2100

Patent

active

051528533

ABSTRACT:
Intermetallic compounds of ruthenium and aluminum are disclosed comprising about 40 to 51 atomic percent aluminum, about 0.8 to 9 atomic percent scandium and boron, and the balance substantially ruthenium. The intermetallic compounds have a high hardness up to about 1150.degree. C., and good room-temperature toughness.

REFERENCES:
patent: 5011554 (1991-04-01), Fleischer

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