Northwestern University

Allan V Mathai

Yip-Wah Chung

Semyon Vaynman

Yao Du

Xu Zhang

Dieter Isheim

Cameron T Gross

Zilin Jiang

Steel compositions are provided. A steel composition may include iron; from 0.015 to 0.06 wt. % carbon; from 9 to 12 wt. % chromium; from 0.75 to 1.5 wt. % manganese; from 0.08 to 0.18 wt. % molybdenum; from 0.10 to 0.30 wt. % silicon; from 0.2 to 1.0 wt. % vanadium; from 0.05 to 1.2 wt. % niobium; and optionally, an amount of an additional precipitate forming alloying element. Methods of making the steel compositions are also provided.

High temperature steel for steam turbine and other applications

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Evanston, IL, United States of America

Allan V Mathai