Impact of laser scanning strategies on microstructure and mechanical properties of Ti2AlNb intermetallic alloy

Jianmei Kang; Bingbing Sun; Ma Qian; Jinfu Li

doi:10.1016/j.intermet.2025.108973

journal article Nov 01, 2025

Impact of laser scanning strategies on microstructure and mechanical properties of Ti2AlNb intermetallic alloy

Jianmei Kang

Bingbing Sun

Ma Qian

Jinfu Li

Intermetallics Vol. 186 pp. 108973 · Elsevier BV

View at Publisher Save 10.1016/j.intermet.2025.108973

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References

48

[1]

Banerjee "A new ordered orthorhombic phase in a Ti3Al-Nb alloy" Acta Metall. (1988) 10.1016/0001-6160(88)90141-1

[2]

Wu "Microstructure design and heat response of powder metallurgy Ti2AlNb alloys" J. Mater. Sci. Technol. (2015) 10.1016/j.jmst.2015.09.006

[3]

He "Oxidation behavior of a novel multi-element alloyed Ti2AlNb-based alloy in temperature range of 650-850°C" Rare Met. (2018) 10.1007/s12598-018-1101-3

[4]

Nandy "Creep of the orthorhombic phase based on the intermetallic Ti2AlNb" Intermetallics (2000) 10.1016/s0966-9795(00)00059-5

[5]

Wang "Microstructural evolution and mechanical properties of Ti-22Al-25Nb (at.%) orthorhombic alloy with three typical microstructures" J. Mater. Eng. Perform. (2018) 10.1007/s11665-017-3040-9

[6]

Zhou "Deformation behavior and fracture mechanism of Ti-22Al-20Nb-7Ta alloy" Mater. Char. (2022) 10.1016/j.matchar.2022.112468

[7]

Cai "Precipitation behavior of widmanstätten O phase associated with interface in aged Ti2AlNb-based alloys" Mater. Char. (2018) 10.1016/j.matchar.2018.09.009

[8]

Banerjee "A new ordered orthorhombic phase in a Ti3Al-Nb alloy" Acta Metall. (1988) 10.1016/0001-6160(88)90141-1

[9]

Zhang "Enhancing the mechanical properties induced by ta microalloying in TIG-welded Ti2AlNb-based intermetallic alloy" Acta Metall. Sin. (2024) 10.1007/s40195-024-01784-z

[10]

He "Promoted phase transformation of α2 to O in Ti2AlNb alloy with improved mechanical performance via laser shock peening" Mater. Des. (2023) 10.1016/j.matdes.2023.111900

[11]

Jia "Improving the uniform deformation ability and ductility of powder metallurgical Ti2AlNb intermetallic with single-step solution heat treatment" J. Alloys Compd. (2025) 10.1016/j.jallcom.2024.178377

[12]

Peng "Microstructure controlling by heat treatment and complex processing for Ti2AlNb based alloys" Mater. Sci. Eng., A (2001) 10.1016/s0921-5093(00)01417-9

[13]

SLM lattice structures: Properties, performance, applications and challenges

Tobias Maconachie, Martin Leary, Bill Lozanovski et al.

Materials & Design 2019 10.1016/j.matdes.2019.108137

[14]

Elambasseril "Effect of process parameters and grain refinement on hot tearing susceptibility of high strength aluminum alloy 2139 in laser powder bed fusion" Prog. Addit. Manuf. (2022) 10.1007/s40964-021-00259-2

[15]

Chen "Effect of scanning speed on microstructure and mechanical properties of as-printed Ti–22Al–25Nb intermetallic by laser powder bed fusion" Mater. Sci. Eng. A (2023) 10.1016/j.msea.2023.145652

[16]

Gussone "Microstructure formation during laser powder bed fusion of Ti-22Al-25Nb with low and high pre-heating temperatures" Mater. Des. (2023) 10.1016/j.matdes.2023.112154

[17]

Chen "Additive manufacturing Ti-22Al-25 Nb alloy with excellent high temperature tensile properties by electron beam powder bed fusion" Addit. Manuf. (2024)

[18]

Li "In-situ fabrication of Ti2AlNb-based alloy through double-wire arc additive manufacturing" J. Alloys Compd. (2021)

[19]

Li "An investigation into Ti-22Al-25Nb in-situ fabricated by electron beam freeform fabrication with an innovative twin-wire parallel feeding method" Addit. Manuf. (2021)

[20]

Zhang "The effect of post heat treatment on microstructural evolution and mechanical properties of Ti2AlNb intermetallic alloy prepared by point-forging and laser-deposition" Mater. Sci. Eng., A (2024) 10.1016/j.msea.2024.147331

[21]

Zhou "Selective laser melting of Ti–22Al–25Nb intermetallic: significant effects of hatch distance on microstructural features and mechanical properties" J. Mater. Process. Technol. (2020) 10.1016/j.jmatprotec.2019.116398

[22]

Polozov "Selective laser melting of Ti2AlNb-based intermetallic alloy using elemental powders: effect of process parameters and post-treatment on microstructure, composition, and properties" Intermetallics (2019) 10.1016/j.intermet.2019.106554

[23]

Polozov "Microstructure, densification, and mechanical properties of titanium intermetallic alloy manufactured by laser powder bed fusion additive manufacturing with high-temperature preheating using gas atomized and mechanically alloyed plasma spheroidized powders" Addit. Manuf. (2020)

[24]

Rashid "Effect of scan strategy on density and metallurgical properties of 17-4PH parts printed by selective laser melting (SLM)" J. Mater. Process. Technol. (2017) 10.1016/j.jmatprotec.2017.06.023

[25]

Parry "Understanding the effect of laser scan strategy on residual stress in selective laser melting through thermo-mechanical simulation" Addit. Manuf. (2016)

[26]

Keshavarzkermani "Controlling mechanical properties of additively manufactured hastelloy X by altering solidification pattern during laser powder-bed fusion" Mater. Sci. Eng. A (2019) 10.1016/j.msea.2019.138081

[27]

Sun "Excellent mechanical and corrosion properties of austenitic stainless steel with a unique crystallographic lamellar microstructure via selective laser melting" Scripta Mater. (2019) 10.1016/j.scriptamat.2018.09.017

[28]

Kudzal "Effect of scan pattern on the microstructure and mechanical properties of powder bed fusion additive manufactured 17-4 stainless steel" Mater. Des. (2017) 10.1016/j.matdes.2017.07.047

[29]

Wan "Effect of scanning strategy on mechanical properties of selective laser melted inconel 718" Mater. Sci. Eng. A (2019) 10.1016/j.msea.2019.03.007

[30]

Liu "Investigation of cracking mechanism and yield strength associated with scanning strategy for an additively manufactured nickel-based superalloy" J. Alloys Compd. (2022)

[31]

Schröder "Impact of scan strategy on principal stresses in laser powder bed fusion" Mater. Des. (2024) 10.1016/j.matdes.2024.113171

[32]

Ishimoto "Crystallographic texture control of beta-type Ti–15Mo–5Zr–3Al alloy by selective laser melting for the development of novel implants with a biocompatible low Young's modulus" Scripta Mater. (2017) 10.1016/j.scriptamat.2016.12.038

[33]

Zhang "Scanning strategies effect on temperature, residual stress and deformation by multi-laser beam powder bed fusion manufacturing" Addit. Manuf. (2020)

[34]

Zhou "Effect of heat treatments on the microstructure and mechanical properties of Ti2AlNb intermetallic fabricated by selective laser melting" Mater. Sci. Eng. A (2021) 10.1016/j.msea.2021.141352

[35]

Che "Microstructure and properties of Ti2AlNb alloy by selective electron beam melting" J. Mater. Eng. (2022)

[36]

Liu "A study on the residual stress during selective laser melting (SLM) of metallic powder" Int. J. Adv. Manuf. Technol. (2016) 10.1007/s00170-016-8466-y

[37]

Additive manufacturing of metallic components – Process, structure and properties

T. DebRoy, H.L. Wei, J.S. Zuback et al.

Progress in Materials Science 2018 10.1016/j.pmatsci.2017.10.001

[38]

Laser additive manufacturing of metallic components: materials, processes and mechanisms

D D Gu, W Meiners, K Wissenbach et al.

International Materials Reviews 2013 10.1179/1743280411y.0000000014

[39]

Wang "Scanning strategy dependent tensile properties of selective laser melted GH4169" Mater. Sci. Eng., A (2020) 10.1016/j.msea.2020.139616

[40]

Zhang "X-ray diffraction measurements and computational prediction of residual stress mitigation scanning strategies in powder bed fusion additive manufacturing" Addit. Manuf. (2023)

[41]

Bu "Effect of cooling rate on phase transformation in Ti2AlNb alloy" J. Alloys Compd. (2022) 10.1016/j.jallcom.2021.162364

[42]

Zhou "Selective laser melting enabled additive manufacturing of Ti–22Al–25Nb intermetallic: excellent combination of strength and ductility, and unique microstructural features associated" Acta Mater. (2019) 10.1016/j.actamat.2019.05.008

[43]

Yang "Correlation of microstructure and mechanical properties of Ti2AlNb manufactured by SLM and heat treatment" Intermetallics (2021) 10.1016/j.intermet.2021.107367

[44]

Promoppatum "Influence of scanning length and energy input on residual stress reduction in metal additive manufacturing: numerical and experimental studies" J. Manuf. Process. (2020) 10.1016/j.jmapro.2019.11.020

[45]

Li "Revealing the correlation of microstructure configuration and mechanical properties of Al–Si–Mg alloy reinforced by C-doped TiB2 and SiC" Mater. Des. (2023) 10.1016/j.matdes.2023.111694

[46]

Zhang "Research on tensile anisotropy of Ti-22Al-25Nb alloy isothermally forged in B2 phase region related with texture and variant selection" Mater. Char. (2023) 10.1016/j.matchar.2023.112899

[47]

Zhang "In-situ investigation of tensile anisotropy mechanism in an advanced Ti2AlNb-based alloy associated with CRSS ratio and damage model" Mater. Sci. Eng. A (2024) 10.1016/j.msea.2023.145894

[48]

Zhao "Tensile behavior of Ti-22Al-24Nb-0.5Mo in the range 25–650°C" Mater. Sci. Eng. A (2017) 10.1016/j.msea.2016.10.047

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Citations

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References

Details

Published: Nov 01, 2025
Vol/Issue: 186
Pages: 108973
License: View

Authors

Funding

National Natural Science Foundation of China Award: 52231002

National Major Science and Technology Projects of China

National Science and Technology Major Project Award: 2017-VI-0004-0075

Cite This Article

Jianmei Kang, Bingbing Sun, Ma Qian, et al. (2025). Impact of laser scanning strategies on microstructure and mechanical properties of Ti2AlNb intermetallic alloy. Intermetallics, 186, 108973. https://doi.org/10.1016/j.intermet.2025.108973

Impact of laser scanning strategies on microstructure and mechanical properties of Ti2AlNb intermetallic alloy

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