High Strength and Ductility of Additively Manufactured 316L Stainless Steel Explained

By M. Shamsujjoha, S. Agnew, J. Fitz-Gerald, W. Moore, Tabitha Newman. Metallurgical and Materials Transactions. A, 2018

279 citations recorded by the source corpus.

Subfields: Automotive Engineering, Mechanical Engineering

View Paper: https://www.semanticscholar.org/paper/2ece5cf6dccc0515b1b0c51c9f638156f62f3285

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In Automotive Engineering

1. M. Qian
2. Dierk Raabe
3. M. Easton
4. P. Kürnsteiner
5. A. Kini
6. Branden B. Kappes
7. E. Jägle
8. Milan Brandt

In Mechanical Engineering

1. D. Qiu
2. M. Qian
3. M. Easton
4. D. StJohn
5. C. J. Todaro
6. Milan Brandt
7. E. Jägle
8. Zhiqiang Li

Citations in the corpus

• The origin of high-density dislocations in additively manufactured metals (2020, background): “1751739 [2,5,6], and this kind of dislocation arrangement shows the ability to regulate dislocation glide/storage and facilitate abundant interactions with deformation twins, thus producing an extended hardening stage and an outstanding strength–ductility combination.”
• Grain refinement of stainless steel in ultrasound-assisted additive manufacturing (2020, methodology): “terline of a laser track. b, c EBSD IPF maps along the build direction (z) of a longitudinal cut across a single laser track without (b) and with (c) ultrasound. Experimental data from the literature [46, 47, 48, 49, 50, 51, 52, 53, 54] and this work on grain size d and primary spacing of cells λ c ”
• Knowledge of process-structure-property relationships to engineer better heat treatments for laser powder bed fusion additive manufactured Inconel 718 (2019, result): “Moreover, the exact mechanism of dislocations generation during AM is still subject of discussion in literature [80,81]; however, our results in this work are consistent with the hypothesis that the formation of low-energy dislocation cell structures, even after rapid solidification, indicates that ”
• Steels in additive manufacturing: A review of their microstructure and properties (2020, background): “They include for example martensitic stainless steels, duplex stainless steels, TRIP/TWIP steels and oxidedispersion strengthened (ODS) steels.”
• The effect of laser scanning strategies on texture, mechanical properties, and site-specific grain orientation in selective laser melted 316L SS (2020, background): “These cellular networks formed in 316L SS during LPBF are found to be stabilized by segregated alloying atoms and minor mis-orientations developed during rapid solidi fi cation of the melt pool [47,48].”