The Influence of Structural Design on the Dimensional Accuracy of CuCrZr Alloy Produced by Laser Powder Bed Fusion
With the upgrade of additive manufacturing (AM) equipment, pure copper and various Cu-based alloys with almost full density have been successfully produced, maintaining their excellent thermal and electrical conductivity and good mechanical properties at high temperatures as well. In this paper, a m...
Ausführliche Beschreibung
Autor*in: |
Zhibo Ma [verfasserIn] Shiheng Zhang [verfasserIn] Chaofeng Gao [verfasserIn] Xu Gu [verfasserIn] Xiaojing Xiong [verfasserIn] Yunjie Bi [verfasserIn] Jeremy Heng Rao [verfasserIn] |
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E-Artikel |
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Sprache: |
Englisch |
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2022 |
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Übergeordnetes Werk: |
In: Sustainability - MDPI AG, 2009, 14(2022), 21, p 14639 |
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Übergeordnetes Werk: |
volume:14 ; year:2022 ; number:21, p 14639 |
Links: |
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DOI / URN: |
10.3390/su142114639 |
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Katalog-ID: |
DOAJ086232118 |
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10.3390/su142114639 doi (DE-627)DOAJ086232118 (DE-599)DOAJb1d31a82e5b34f3baaba926b455438ae DE-627 ger DE-627 rakwb eng TD194-195 TJ807-830 GE1-350 Zhibo Ma verfasserin aut The Influence of Structural Design on the Dimensional Accuracy of CuCrZr Alloy Produced by Laser Powder Bed Fusion 2022 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier With the upgrade of additive manufacturing (AM) equipment, pure copper and various Cu-based alloys with almost full density have been successfully produced, maintaining their excellent thermal and electrical conductivity and good mechanical properties at high temperatures as well. In this paper, a model with a series of inclined surface structures was designed and fabricated to investigate the structural design on the formability of CuCrZr alloy produced by laser powder bed fusion (LPBF). The typical structure dimensions of the as-built samples were measured and compared with their corresponding dimensions and the inclined angle (<i<α</i<) and the relative angle (γ) between the inclined surface and recoating directions. The results demonstrate that the inclined structures with α < 50° were fabricated either with varying buckling deformation and powder adhesion or in failure for severe distortion. The differences (<i<L</i<<sub<d</sub<) between the typical structure dimensions and their models increase with the decreasing of α. It has been observed that <i<L</i<<sub<d</sub< reaches 1 mm when α is 20° and drastically reduces to around 200 μm when α is above 50°. When <i<α</i< < 50°, <i<L<sub<d</sub<</i< is generally increasing with a rising γ value from 0° to 180°, significantly affecting the dimensional accuracy. laser powder bed fusion (LPBF) CuCrZr alloys structural design formability mechanical deformation Environmental effects of industries and plants Renewable energy sources Environmental sciences Shiheng Zhang verfasserin aut Chaofeng Gao verfasserin aut Xu Gu verfasserin aut Xiaojing Xiong verfasserin aut Yunjie Bi verfasserin aut Jeremy Heng Rao verfasserin aut In Sustainability MDPI AG, 2009 14(2022), 21, p 14639 (DE-627)610604120 (DE-600)2518383-7 20711050 nnns volume:14 year:2022 number:21, p 14639 https://doi.org/10.3390/su142114639 kostenfrei https://doaj.org/article/b1d31a82e5b34f3baaba926b455438ae kostenfrei https://www.mdpi.com/2071-1050/14/21/14639 kostenfrei https://doaj.org/toc/2071-1050 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2507 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4367 GBV_ILN_4700 AR 14 2022 21, p 14639 |
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Zhibo Ma misc TD194-195 misc TJ807-830 misc GE1-350 misc laser powder bed fusion (LPBF) misc CuCrZr alloys misc structural design misc formability misc mechanical deformation misc Environmental effects of industries and plants misc Renewable energy sources misc Environmental sciences The Influence of Structural Design on the Dimensional Accuracy of CuCrZr Alloy Produced by Laser Powder Bed Fusion |
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TD194-195 TJ807-830 GE1-350 The Influence of Structural Design on the Dimensional Accuracy of CuCrZr Alloy Produced by Laser Powder Bed Fusion laser powder bed fusion (LPBF) CuCrZr alloys structural design formability mechanical deformation |
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The Influence of Structural Design on the Dimensional Accuracy of CuCrZr Alloy Produced by Laser Powder Bed Fusion |
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With the upgrade of additive manufacturing (AM) equipment, pure copper and various Cu-based alloys with almost full density have been successfully produced, maintaining their excellent thermal and electrical conductivity and good mechanical properties at high temperatures as well. In this paper, a model with a series of inclined surface structures was designed and fabricated to investigate the structural design on the formability of CuCrZr alloy produced by laser powder bed fusion (LPBF). The typical structure dimensions of the as-built samples were measured and compared with their corresponding dimensions and the inclined angle (<i<α</i<) and the relative angle (γ) between the inclined surface and recoating directions. The results demonstrate that the inclined structures with α < 50° were fabricated either with varying buckling deformation and powder adhesion or in failure for severe distortion. The differences (<i<L</i<<sub<d</sub<) between the typical structure dimensions and their models increase with the decreasing of α. It has been observed that <i<L</i<<sub<d</sub< reaches 1 mm when α is 20° and drastically reduces to around 200 μm when α is above 50°. When <i<α</i< < 50°, <i<L<sub<d</sub<</i< is generally increasing with a rising γ value from 0° to 180°, significantly affecting the dimensional accuracy. |
abstractGer |
With the upgrade of additive manufacturing (AM) equipment, pure copper and various Cu-based alloys with almost full density have been successfully produced, maintaining their excellent thermal and electrical conductivity and good mechanical properties at high temperatures as well. In this paper, a model with a series of inclined surface structures was designed and fabricated to investigate the structural design on the formability of CuCrZr alloy produced by laser powder bed fusion (LPBF). The typical structure dimensions of the as-built samples were measured and compared with their corresponding dimensions and the inclined angle (<i<α</i<) and the relative angle (γ) between the inclined surface and recoating directions. The results demonstrate that the inclined structures with α < 50° were fabricated either with varying buckling deformation and powder adhesion or in failure for severe distortion. The differences (<i<L</i<<sub<d</sub<) between the typical structure dimensions and their models increase with the decreasing of α. It has been observed that <i<L</i<<sub<d</sub< reaches 1 mm when α is 20° and drastically reduces to around 200 μm when α is above 50°. When <i<α</i< < 50°, <i<L<sub<d</sub<</i< is generally increasing with a rising γ value from 0° to 180°, significantly affecting the dimensional accuracy. |
abstract_unstemmed |
With the upgrade of additive manufacturing (AM) equipment, pure copper and various Cu-based alloys with almost full density have been successfully produced, maintaining their excellent thermal and electrical conductivity and good mechanical properties at high temperatures as well. In this paper, a model with a series of inclined surface structures was designed and fabricated to investigate the structural design on the formability of CuCrZr alloy produced by laser powder bed fusion (LPBF). The typical structure dimensions of the as-built samples were measured and compared with their corresponding dimensions and the inclined angle (<i<α</i<) and the relative angle (γ) between the inclined surface and recoating directions. The results demonstrate that the inclined structures with α < 50° were fabricated either with varying buckling deformation and powder adhesion or in failure for severe distortion. The differences (<i<L</i<<sub<d</sub<) between the typical structure dimensions and their models increase with the decreasing of α. It has been observed that <i<L</i<<sub<d</sub< reaches 1 mm when α is 20° and drastically reduces to around 200 μm when α is above 50°. When <i<α</i< < 50°, <i<L<sub<d</sub<</i< is generally increasing with a rising γ value from 0° to 180°, significantly affecting the dimensional accuracy. |
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In this paper, a model with a series of inclined surface structures was designed and fabricated to investigate the structural design on the formability of CuCrZr alloy produced by laser powder bed fusion (LPBF). The typical structure dimensions of the as-built samples were measured and compared with their corresponding dimensions and the inclined angle (<i<α</i<) and the relative angle (γ) between the inclined surface and recoating directions. The results demonstrate that the inclined structures with α < 50° were fabricated either with varying buckling deformation and powder adhesion or in failure for severe distortion. The differences (<i<L</i<<sub<d</sub<) between the typical structure dimensions and their models increase with the decreasing of α. It has been observed that <i<L</i<<sub<d</sub< reaches 1 mm when α is 20° and drastically reduces to around 200 μm when α is above 50°. 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