TECHNICAL PAPERS: Gas Turbines: Manufacturing, Materials, and Metallurgy

Reconditioning of Gas Turbine Components by Heat Treatment

[+] Author and Article Information
J. A. Brown

UMIST/E A Technology, Postgraduate Training Partnership, Capenhurst, Chester, CH1 6ES, U.K.

R. Freer

Materials Science Centre, UMIST, Manchester, M1 7HS, U.K.

A. T. Rowley

E A Technology Limited, Capenhurst, Chester, CH1 6ES, U.K.

J. Eng. Gas Turbines Power 123(1), 57-61 (May 15, 2000) (5 pages) doi:10.1115/1.1287593 History: Received March 09, 1999; Revised May 15, 2000
Copyright © 2001 by ASME
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Grahic Jump Location
Creep curves to rupture for Nimonic 80A (tested at 750°C, constant load and an initial stress of 263 N/mm2 )
Grahic Jump Location
Typical data logged on creep testing to 1.5 percent strain, where εo=strain at full load minus strain at zero load
Grahic Jump Location
Data manipulation in spreadsheet, where εo=strain at full load minus strain at zero load and occurs at t=0
Grahic Jump Location
Monkman-Grant relationships from rupture and control data
Grahic Jump Location
Monkman-Grant relationship from combined rupture and control data, together with recovery data



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