Date of download: 11/5/2017 Copyright © ASME. All rights reserved. From: Corrosion Issues of High Temperature Reactor Structural Metallic Materials J. Eng. Gas Turbines Power. 2009;131(6):062902-062902-6. doi:10.1115/1.3098377 Figure Legend: Haynes 230® after 25 h at 900°C in helium with 193 ppm H2, 49 ppm CO, 18 ppm CH4, and 1.6 ppm H2O

Date of download: 11/5/2017 Copyright © ASME. All rights reserved. From: Corrosion Issues of High Temperature Reactor Structural Metallic Materials J. Eng. Gas Turbines Power. 2009;131(6):062902-062902-6. doi:10.1115/1.3098377 Figure Legend: Haynes 230® after 25 h at 900°C, then 20 h at 980°C in helium with 193 ppm H2, 49 ppm CO, 18 ppm CH4, and 1.6 ppm H2O

Date of download: 11/5/2017 Copyright © ASME. All rights reserved. From: Corrosion Issues of High Temperature Reactor Structural Metallic Materials J. Eng. Gas Turbines Power. 2009;131(6):062902-062902-6. doi:10.1115/1.3098377 Figure Legend: Critical temperature TA as a function of P(CO) in the gas phase; squares: measured data for Haynes 230® in impure helium with ∼200 ppmH2, ∼20 ppmCH4, and ∼1 ppmH2O and diamonds: published data for Inconel 617 from Ref. in helium containing 500 ppm H2, 22 ppm CH4, and ∼1.5 ppmH2O

Date of download: 11/5/2017 Copyright © ASME. All rights reserved. From: Corrosion Issues of High Temperature Reactor Structural Metallic Materials J. Eng. Gas Turbines Power. 2009;131(6):062902-062902-6. doi:10.1115/1.3098377 Figure Legend: Haynes 230® (a) and Inconel 617 (b) after 813 h at 950°C in He-1

Date of download: 11/5/2017 Copyright © ASME. All rights reserved. From: Corrosion Issues of High Temperature Reactor Structural Metallic Materials J. Eng. Gas Turbines Power. 2009;131(6):062902-062902-6. doi:10.1115/1.3098377 Figure Legend: Mass gains of Inconel 617 and Haynes 230® after exposure at 950°C in He-1 versus square root of time

Date of download: 11/5/2017 Copyright © ASME. All rights reserved. From: Corrosion Issues of High Temperature Reactor Structural Metallic Materials J. Eng. Gas Turbines Power. 2009;131(6):062902-062902-6. doi:10.1115/1.3098377 Figure Legend: Haynes 230® after exposure at 950°C in He-2 for 240 h (a) and for 1000 h (b)

Date of download: 11/5/2017 Copyright © ASME. All rights reserved. From: Corrosion Issues of High Temperature Reactor Structural Metallic Materials J. Eng. Gas Turbines Power. 2009;131(6):062902-062902-6. doi:10.1115/1.3098377 Figure Legend: Inconel 617 (a) and Haynes 230® (b) after 240 h at 950°C in He-4