Zirconium based alloy and method for making a component for...

Details Zirconium based alloy and method for making a component for... Zirconium based alloy and method for making a component for...

2005-03-08

2005-03-08

Wyszomierski, George (Department: 1742)

Metal treatment

Stock

Titanium, zirconium, or hafnium base

C148S672000, C420S422000

Reexamination Certificate

active

06863745

ABSTRACT:
The invention proposes a zirconium-based alloy also containing, by weight, apart from unavoidable impurities, from 0.02 to 1% of iron having from 0.8% to 2.3% of niobium, less than 2000 ppm of tin, less than 2000 ppm of oxygen, less than 100 ppm of carbon, from 5 to 35 ppm of sulphur and from 0.01% to 0.25% in total of chromium and/or vanadium, the ratio R of the niobium content, less 0.5%, to the iron content, optionally supplemented by the chromium and/or vanadium content.

REFERENCES:
patent: 5832050 (1998-11-01), Rebeyrolle et al.
patent: 6544361 (2003-04-01), Diz et al.
patent: 2 769 637 (1999-04-01), None
patent: 93 16205 (1993-08-01), None
patent: 97 05628 (1997-02-01), None
patent: 99 50854 (1999-10-01), None
“ASM Handbook: vol. 2 Properties and Selection: Nonferrous Alloys and Special-Purpose Materials”, ASM International, 1990, pp 662-663.

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