EPSRC Reference: |
GR/N39425/01 |
Title: |
ROPA: THE INFLUENCE OF THERMAL CYCLING ON THE TENSILE FRACTURE OF A PROTECTIVE OXIDE SCALE |
Principal Investigator: |
Evans, Professor HE |
Other Investigators: |
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Researcher Co-Investigators: |
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Project Partners: |
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Department: |
Metallurgy and Materials |
Organisation: |
University of Birmingham |
Scheme: |
ROPA |
Starts: |
01 July 2001 |
Ends: |
31 January 2004 |
Value (£): |
97,831
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EPSRC Research Topic Classifications: |
Eng. Dynamics & Tribology |
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EPSRC Industrial Sector Classifications: |
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Related Grants: |
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Panel History: |
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Summary on Grant Application Form |
It has recently been recognised that protective oxide layers may develop tensile cracks during thermal cycling. The present studies will examine this degradation mode on two chromia-forming austenitic steels, differing only in their silicon content and the ability to form a silica interlayer between chromia and steel during oxidation. The influence of this interlayer and temperature amplitude of the cycle on crack morphology and spacing will be examined using SEM and AFM techniques. The consequences of oxide cracking on solute depletion, subsurface oxidation and load-bearing capability of thin-sectioned specimens will be evaluated during subsequent creep testing.
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Key Findings |
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Potential use in non-academic contexts |
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Impacts |
Description |
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Summary |
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Date Materialised |
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Sectors submitted by the Researcher |
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Project URL: |
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Further Information: |
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Organisation Website: |
http://www.bham.ac.uk |