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US 2015/0020929 A1Published application
Bulk glass steel with high glass forming ability
AssigneeGlassimetal Technology, Inc.
InventorsJong Hyun Na, Michael Floyd, Glenn Garrett, Marios D. Demetriou, William L. Johnson
Life of this patent
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Abstract
The present disclosure provides specified ranges in the Fe—Mo—Ni—Cr—P—C—B alloys such that the alloys are capable of forming bulk glasses having unexpectedly high glass-forming ability. The critical rod diameter of the disclosed alloys is at least 10 mm.
Claims20
An alloy represented by the following formula (subscripts denote atomic percent):
- Fe(100-a-b-c-d-e-f)MoaNibCrcPdCeBf, wherein
- i) a is between 4.5 and 6.75, b is between 3 and 5.5, c is between 3.25 and 3.75, d is between 11.25 and 12.5, e is between 4.75 and 6.25, f is between 2.25 and 2.75;
- ii) a is between 5.75 and 6.25, b is between 2.5 and 6.25, c is between 3.25 and 3.75, d is between 11.25 and 12.5, e is between 4.75 and 6.25, f is between 2.25 and 2.75;
- iii) a is between 5.75 and 6.25, b is between 3 and 5.5, c is between 2.5 and 4, d is between 11.25 and 12.5, e is between 4.75 and 6.25, f is between 2.25 and 2.75;
- iv) a is between 5.75 and 6.25, b is between 3 and 5.5, c is between 3.25 and 3.75, d is between 10.75 and 13.25, e is between 4.75 and 6.25,f is between 2.25 and 2.75;
- v) a is between 5.75 and 6.25, b is between 3 and 5.5, c is between 3.25 and 3.75, d is between 11.25 and 12.5, e is between 4 and 6.75,f is between 2.25 and 2.75;
- or
- vi) a is between 5.75 and 6.25, b is between 3 and 5.5, c is between 3.25 3.75, d is between 11.25 and 12.5, e is between 4.75 and 6.25, f is between 1.75 and 3.25;
- and wherein the alloy has a critical rod diameter of at least 10 mm.
6 more elements
An alloy represented by the following formula (subscripts denote atomic percent):
- Fe(100-a-b-c-d-e-f)MoaNibCrcPdCeBf, wherein a is between 5.75 and 6.25, b is between 3 and 5.5, c is between 3.25 and 3.75, d is between 11.25 and 12.5, e is between 4.75 and 6.25, f is between 2.25 and 2.75, and wherein the alloy has a critical rod diameter of at least 12 mm.
Dependencies are inferred from the claim text.