Effect of Process Parameters on Deposition Properties of Functionally Graded STS 316/Fe Manufactured by Laser Direct Metal Deposition

Stainless steel 316 (STS316)/Fe functionally graded materials were fabricated by direct energy deposition (DED) method using laser as a heat source. The feeding amount of the mixed powder was evaluated and the powder feeding condition was optimized through the section evaluation. The reliability of...

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Main Authors: Sangwoo Nam, Heewon Cho, Cheolhee Kim, Young-Min Kim
Format: Article
Language:English
Published: MDPI AG 2018-08-01
Series:Metals
Subjects:
Online Access:http://www.mdpi.com/2075-4701/8/8/607
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author Sangwoo Nam
Heewon Cho
Cheolhee Kim
Young-Min Kim
author_facet Sangwoo Nam
Heewon Cho
Cheolhee Kim
Young-Min Kim
author_sort Sangwoo Nam
collection DOAJ
description Stainless steel 316 (STS316)/Fe functionally graded materials were fabricated by direct energy deposition (DED) method using laser as a heat source. The feeding amount of the mixed powder was evaluated and the powder feeding condition was optimized through the section evaluation. The reliability of the powder feed was evaluated by regression analysis, and it was confirmed through the energy dispersive spectrometer (EDS) analysis and X-ray diffractometer (XRD) that the graded functional material of the designed composition was manufactured. Defects and microstructures were analyzed by scanning electron microscope (SEM).
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spelling doaj.art-9befae677c294c079bd22031405ef9c52022-12-22T00:38:50ZengMDPI AGMetals2075-47012018-08-018860710.3390/met8080607met8080607Effect of Process Parameters on Deposition Properties of Functionally Graded STS 316/Fe Manufactured by Laser Direct Metal DepositionSangwoo Nam0Heewon Cho1Cheolhee Kim2Young-Min Kim3Joining R&D Group, Korea Institute of Industrial Technology, 156 Gaetbeol-ro(Songdo-dong), Yeonsu-Gu, Incheon 21999, KoreaJoining R&D Group, Korea Institute of Industrial Technology, 156 Gaetbeol-ro(Songdo-dong), Yeonsu-Gu, Incheon 21999, KoreaJoining R&D Group, Korea Institute of Industrial Technology, 156 Gaetbeol-ro(Songdo-dong), Yeonsu-Gu, Incheon 21999, KoreaJoining R&D Group, Korea Institute of Industrial Technology, 156 Gaetbeol-ro(Songdo-dong), Yeonsu-Gu, Incheon 21999, KoreaStainless steel 316 (STS316)/Fe functionally graded materials were fabricated by direct energy deposition (DED) method using laser as a heat source. The feeding amount of the mixed powder was evaluated and the powder feeding condition was optimized through the section evaluation. The reliability of the powder feed was evaluated by regression analysis, and it was confirmed through the energy dispersive spectrometer (EDS) analysis and X-ray diffractometer (XRD) that the graded functional material of the designed composition was manufactured. Defects and microstructures were analyzed by scanning electron microscope (SEM).http://www.mdpi.com/2075-4701/8/8/607functionally graded materialsdirected energy depositionSTS316laseradditive manufacturingcrack
spellingShingle Sangwoo Nam
Heewon Cho
Cheolhee Kim
Young-Min Kim
Effect of Process Parameters on Deposition Properties of Functionally Graded STS 316/Fe Manufactured by Laser Direct Metal Deposition
Metals
functionally graded materials
directed energy deposition
STS316
laser
additive manufacturing
crack
title Effect of Process Parameters on Deposition Properties of Functionally Graded STS 316/Fe Manufactured by Laser Direct Metal Deposition
title_full Effect of Process Parameters on Deposition Properties of Functionally Graded STS 316/Fe Manufactured by Laser Direct Metal Deposition
title_fullStr Effect of Process Parameters on Deposition Properties of Functionally Graded STS 316/Fe Manufactured by Laser Direct Metal Deposition
title_full_unstemmed Effect of Process Parameters on Deposition Properties of Functionally Graded STS 316/Fe Manufactured by Laser Direct Metal Deposition
title_short Effect of Process Parameters on Deposition Properties of Functionally Graded STS 316/Fe Manufactured by Laser Direct Metal Deposition
title_sort effect of process parameters on deposition properties of functionally graded sts 316 fe manufactured by laser direct metal deposition
topic functionally graded materials
directed energy deposition
STS316
laser
additive manufacturing
crack
url http://www.mdpi.com/2075-4701/8/8/607
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AT cheolheekim effectofprocessparametersondepositionpropertiesoffunctionallygradedsts316femanufacturedbylaserdirectmetaldeposition
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