Strengthening mechanisms in directed energy deposited austenitic stainless steel

TR Smith, JD Sugar, C San Marchi, JM Schoenung - Acta Materialia, 2019 - Elsevier
Microstructures and mechanical properties are evaluated in austenitic stainless steel
structures fabricated by directed energy deposition (DED) considering the effects of applied …

[HTML][HTML] Revealing relationships between heterogeneous microstructure and strengthening mechanism of austenitic stainless steels fabricated by directed energy …

Z Yan, K Zou, M Cheng, Z Zhou, L Song - Journal of Materials Research …, 2021 - Elsevier
The heterogeneous trans-scale structures play important roles in achieving high strength
and toughness in austenitic stainless steels fabricated by directed energy deposition (DED) …

Effect of build height on the properties of large format stainless steel 316L fabricated via directed energy deposition

DR Feenstra, V Cruz, X Gao, A Molotnikov… - Additive Manufacturing, 2020 - Elsevier
Directed energy deposition (DED) is a promising technique for cladding and repair due to its
ability to deposit molten metal onto existing surfaces. To date, much still needs to be …

Effect of initial dislocation density on the plastic deformation response of 316L stainless steel manufactured by directed energy deposition

SH Li, Y Zhao, P Kumar, U Ramamurty - Materials Science and …, 2022 - Elsevier
The relationship between the microstructural features (such as the solidification cells and
initial dislocation densities) and the tensile properties of alloys additively manufactured (AM) …

Characterisation of porosity, density, and microstructure of directed energy deposited stainless steel AISI 316L

JHL Pang, J Kaminski, H Pepin - Additive Manufacturing, 2019 - Elsevier
Abstract Directed Energy Deposition (DED) was used to form a Stainless Steel AISI 316 L
steel block component on a Mild Steel S235JR substrate. Porosity, density, and defect were …

Effect of processing parameters on microstructure and tensile properties of austenitic stainless steel 304L made by directed energy deposition additive manufacturing

Z Wang, TA Palmer, AM Beese - Acta Materialia, 2016 - Elsevier
The effect of processing parameters on the mechanical properties of AISI 304L stainless
steel components fabricated using laser-based directed energy deposition additive …

[HTML][HTML] Enhancement in fatigue performance of metastable austenitic stainless steel through directed energy deposition additive manufacturing

J Gordon, J Hochhalter, C Haden, DG Harlow - Materials & Design, 2019 - Elsevier
The effect of the as-built microstructure and defect distribution on the fatigue performance of
a metastable austenitic stainless-steel fabricated by directed energy deposition was …

On the thermal stability of dislocation cellular structures in additively manufactured austenitic stainless steels: roles of heavy element segregation and stacking fault …

P Deng, H Yin, M Song, D Li, Y Zheng, BC Prorok… - Jom, 2020 - Springer
The thermal stability of dislocation cellular structures in three additively manufactured (AM)
austenitic stainless steels (SSs), 316L SS, 304L SS, and Al modified 316L SS (316L (Al)) …

Multiple strengthening sources and adiabatic shear banding during high strain-rate deformation of AISI 321 austenitic stainless steel: Effects of grain size and strain …

AA Tiamiyu, AG Odeshi, JA Szpunar - Materials Science and Engineering: A, 2018 - Elsevier
The dynamic impact response of AISI 321 steel at strain rate of 4000, 5500, 6500 and 7500
s− 1 was investigated using the split Hopkinson pressure bar system. The alloy samples …

About metastable cellular structure in additively manufactured austenitic stainless steels

D Kong, C Dong, S Wei, X Ni, L Zhang, R Li… - Additive …, 2021 - Elsevier
The quick-emerging paradigm of additive manufacturing technology has revealed salient
advantages in enabling the tailored-design of structural components with more exceptional …