Synergistically enhanced cryogenic strength and ductility in 304L stainless steel made by directed energy deposition additive manufacturing

We leverage the rapid cooling rates and thermal cycling inherent to laser directed energy deposition (DED) additive manufacturing (AM), to synthesize 304L stainless steel with bimodal grain size distribution and intragranular cellular dislocation structures. We find that regardless of the printing s...

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Bibliographic Details
Main Authors: Yen-Ting Chang, Andrew Hattoon Enriquez, Yuheng Nie, Didun Oladeji, Marie A. Charpagne
Format: Article
Language:English
Published: Elsevier 2025-05-01
Series:Materials & Design
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0264127525003260
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