The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 11, 2006

Filed:

Dec. 18, 2002
Applicants:

Ronald L. Klueh, Knoxville, TN (US);

Philip J. Maziasz, Oak Ridge, TN (US);

Vinod Kumar Sikka, Oak Ridge, TN (US);

Michael L. Santella, Knoxville, TN (US);

Sudarsanam Suresh Babu, Knoxville, TN (US);

Maan H. Jawad, St. Louis, MO (US);

Inventors:

Ronald L. Klueh, Knoxville, TN (US);

Philip J. Maziasz, Oak Ridge, TN (US);

Vinod Kumar Sikka, Oak Ridge, TN (US);

Michael L. Santella, Knoxville, TN (US);

Sudarsanam Suresh Babu, Knoxville, TN (US);

Maan H. Jawad, St. Louis, MO (US);

Assignee:

UT-Battelle, LLC, Oak Ridge, TN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 38/26 (2006.01); C22C 38/38 (2006.01);
U.S. Cl.
CPC ...
Abstract

A high-strength, high-toughness steel alloy includes, generally, about 2.5% to about 4% chromium, about 1.5% to about 3.5% tungsten, about 0.1% to about 0.5% vanadium, and about 0.05% to 0.25% carbon with the balance iron, wherein the percentages are by total weight of the composition, wherein the alloy is heated to an austenitizing temperature and then cooled to produce an austenite transformation product.


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