Cold spraying is a new additive manufacturing method capable of producing titanium alloy parts at a high production rate under ambient conditions. In this work, encapsulated hot isostatic pressing (HIP) was applied to reduce the porosity and improve the mechanical properties of cold-sprayed Ti6Al4V deposits. Encapsulated HIP at 110 MPa and 1173 K was found to significantly change the microstructure of the deposits owing to enhanced diffusion and material recrystallization. The total porosity decreased from 7.5 to 0.2%. The measured ultimate tensile strengths of the as-built and HIP-treated samples were similar to 70 and similar to 950 MPa, respectively. The elongation at break also increased, from less than 1% to similar to 13%.
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CNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France
Maestracci, R.
Sova, A.
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Natl Engn Sch St Etienne ENISE, LTDS Lab, 74 Rue Acieries, F-42000 St Etienne, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France
Sova, A.
Jeandin, M.
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CNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France
Jeandin, M.
Malhaire, J. -M.
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ECAM RENNES Louis de Broglie, Campus de Ker Lann, Bruz, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France
Malhaire, J. -M.
Movchan, I.
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Natl Engn Sch St Etienne ENISE, LTDS Lab, 74 Rue Acieries, F-42000 St Etienne, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France
Movchan, I.
Bertrand, Ph.
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机构:
Natl Engn Sch St Etienne ENISE, LTDS Lab, 74 Rue Acieries, F-42000 St Etienne, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France
Bertrand, Ph.
Smurov, I.
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机构:
Natl Engn Sch St Etienne ENISE, LTDS Lab, 74 Rue Acieries, F-42000 St Etienne, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France
机构:
CNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France
Maestracci, R.
Sova, A.
论文数: 0引用数: 0
h-index: 0
机构:
Natl Engn Sch St Etienne ENISE, LTDS Lab, 74 Rue Acieries, F-42000 St Etienne, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France
Sova, A.
Jeandin, M.
论文数: 0引用数: 0
h-index: 0
机构:
CNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France
Jeandin, M.
Malhaire, J. -M.
论文数: 0引用数: 0
h-index: 0
机构:
ECAM RENNES Louis de Broglie, Campus de Ker Lann, Bruz, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France
Malhaire, J. -M.
Movchan, I.
论文数: 0引用数: 0
h-index: 0
机构:
Natl Engn Sch St Etienne ENISE, LTDS Lab, 74 Rue Acieries, F-42000 St Etienne, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France
Movchan, I.
Bertrand, Ph.
论文数: 0引用数: 0
h-index: 0
机构:
Natl Engn Sch St Etienne ENISE, LTDS Lab, 74 Rue Acieries, F-42000 St Etienne, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France
Bertrand, Ph.
Smurov, I.
论文数: 0引用数: 0
h-index: 0
机构:
Natl Engn Sch St Etienne ENISE, LTDS Lab, 74 Rue Acieries, F-42000 St Etienne, FranceCNRS, UMR 7633, MINES ParisTech Competence Ctr Spray Proc C2P, BP 87, F-91003 Evry, France