Isolation and testing of new single crystal superalloys using alloys-by-design method

Three new single crystal superalloys are isolated using theory-based computational modelling approaches, termed alloys-by-design methods. They are (i) an oxidation-resistant low Re-containing alloy with balanced properties, intended for general-purpose gas turbine applications; (ii) an alloy contain...

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Main Authors: Reed, R, Zhu, Z, Sato, A, Crudden, D
Format: Journal article
Published: Elsevier 2016
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author Reed, R
Zhu, Z
Sato, A
Crudden, D
author_facet Reed, R
Zhu, Z
Sato, A
Crudden, D
author_sort Reed, R
collection OXFORD
description Three new single crystal superalloys are isolated using theory-based computational modelling approaches, termed alloys-by-design methods. They are (i) an oxidation-resistant low Re-containing alloy with balanced properties, intended for general-purpose gas turbine applications; (ii) an alloy containing 5.6 wt% Re and 2.6 wt% Ru suitable for high performance jet engine applications, when creep resistance needs to be maximised without oxidation performance being excessively compromised and (iii) a cheap, corrosion-resistant alloy for power generation applications designed with ease-of-processing in mind. The new alloys have been manufactured using investment casting techniques, and their creep and oxidation behaviour evaluated. The robustness of the so-called alloys-by-design methods is demonstrated, although the predictions for microstructural stability need to be improved.
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spelling oxford-uuid:9f686c1f-5d1d-4d3d-81f8-b58591bc27212022-03-27T00:57:29ZIsolation and testing of new single crystal superalloys using alloys-by-design methodJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:9f686c1f-5d1d-4d3d-81f8-b58591bc2721Symplectic Elements at OxfordElsevier2016Reed, RZhu, ZSato, ACrudden, DThree new single crystal superalloys are isolated using theory-based computational modelling approaches, termed alloys-by-design methods. They are (i) an oxidation-resistant low Re-containing alloy with balanced properties, intended for general-purpose gas turbine applications; (ii) an alloy containing 5.6 wt% Re and 2.6 wt% Ru suitable for high performance jet engine applications, when creep resistance needs to be maximised without oxidation performance being excessively compromised and (iii) a cheap, corrosion-resistant alloy for power generation applications designed with ease-of-processing in mind. The new alloys have been manufactured using investment casting techniques, and their creep and oxidation behaviour evaluated. The robustness of the so-called alloys-by-design methods is demonstrated, although the predictions for microstructural stability need to be improved.
spellingShingle Reed, R
Zhu, Z
Sato, A
Crudden, D
Isolation and testing of new single crystal superalloys using alloys-by-design method
title Isolation and testing of new single crystal superalloys using alloys-by-design method
title_full Isolation and testing of new single crystal superalloys using alloys-by-design method
title_fullStr Isolation and testing of new single crystal superalloys using alloys-by-design method
title_full_unstemmed Isolation and testing of new single crystal superalloys using alloys-by-design method
title_short Isolation and testing of new single crystal superalloys using alloys-by-design method
title_sort isolation and testing of new single crystal superalloys using alloys by design method
work_keys_str_mv AT reedr isolationandtestingofnewsinglecrystalsuperalloysusingalloysbydesignmethod
AT zhuz isolationandtestingofnewsinglecrystalsuperalloysusingalloysbydesignmethod
AT satoa isolationandtestingofnewsinglecrystalsuperalloysusingalloysbydesignmethod
AT cruddend isolationandtestingofnewsinglecrystalsuperalloysusingalloysbydesignmethod