Hierarchical microstructure and strengthening mechanisms of a CoCrFeNiMn high entropy alloy additively manufactured by selective laser melting

ZG Zhu, QB Nguyen, FL Ng, XH An, XZ Liao, PK Liaw… - Scripta Materialia, 2018 - Elsevier
A near-fully dense CoCrFeNiMn high entropy alloy was additively manufactured by selective
laser melting successfully. The as-built samples exhibit a hierarchical structure, including …

Microstructure and enhanced strength of laser aided additive manufactured CoCrFeNiMn high entropy alloy

Y Chew, GJ Bi, ZG Zhu, FL Ng, F Weng, SB Liu… - Materials Science and …, 2019 - Elsevier
The CoCrFeNiMn high entropy alloy (HEA) bulk alloy was successfully manufactured using
laser aided additive manufacturing (LAAM). The microstructure and mechanical behaviors of …

[HTML][HTML] Additively manufactured CoCrFeNiMn high-entropy alloy via pre-alloyed powder

P Wang, P Huang, FL Ng, WJ Sin, S Lu, MLS Nai… - Materials & Design, 2019 - Elsevier
An equiatomic CoCrFeNiMn high-entropy alloy (HEA) powder is produced by vacuum
induction melting gas-atomization with argon gas. A detailed characterization reveals that …

Selective laser melting enabling the hierarchically heterogeneous microstructure and excellent mechanical properties in an interstitial solute strengthened high …

ZG Zhu, XH An, WJ Lu, ZM Li, FL Ng… - Materials Research …, 2019 - Taylor & Francis
An interstitial solute strengthened high entropy alloy (iHEA), Fe49. 5Mn30Co10Cr10C0. 5
(at.%), was successfully additively manufactured via selective laser melting. The as-built …

Phase transition and heterogeneous strengthening mechanism in CoCrFeNiMn high-entropy alloy fabricated by laser-engineered net shaping via annealing at …

Y Bai, H Jiang, K Yan, M Li, Y Wei, K Zhang… - Journal of Materials …, 2021 - Elsevier
High-entropy alloys (HEAs) have attracted tremendous attention owing to their controllable
mechanical properties, whereas additive manufacturing (AM) is an efficient and flexible …

Microstructure and nanoindentation creep behavior of CoCrFeMnNi high-entropy alloy fabricated by selective laser melting

Z Xu, H Zhang, W Li, A Mao, L Wang, G Song… - Additive Manufacturing, 2019 - Elsevier
Selective laser melting (SLM) was used to fabricate an equiatomic CoCrFeMnNi high-
entropy alloy (HEA). The SLM-fabricated CoCrFeMnNi HEA samples were studied with X …

The relationship between thermo-mechanical history, microstructure and mechanical properties in additively manufactured CoCrFeMnNi high entropy alloy

H Li, Y Huang, J Sun, Y Lu - Journal of Materials Science & Technology, 2021 - Elsevier
Here, a single-track CoCrFeMnNi high entropy alloy (HEA) was successfully fabricated by
laser melting deposition (LMD). Combining the experimental observations and numerical …

Superior tensile properties of 1% C-CoCrFeMnNi high-entropy alloy additively manufactured by selective laser melting

JM Park, J Choe, JG Kim, JW Bae, J Moon… - Materials Research …, 2020 - Taylor & Francis
CoCrFeMnNi high-entropy alloys containing 1 at% carbon (C-HEAs) were additively
manufactured using selective laser melting (SLM). Superior tensile properties of the as-built …

Cracking mechanism and mechanical properties of selective laser melted CoCrFeMnNi high entropy alloy using different scanning strategies

C Zhang, K Feng, H Kokawa, B Han, Z Li - Materials Science and …, 2020 - Elsevier
There are increasing interests in fabricating CoCrFeMnNi high entropy alloy (HEA) using
selective laser melting (SLM). However, cracks formed in as-built CoCrFeMnNi bulks may …

Laser additive manufacturing of FeCrCoMnNi high-entropy alloy: Effect of heat treatment on microstructure, residual stress and mechanical property

Z Tong, X Ren, J Jiao, W Zhou, Y Ren, Y Ye… - Journal of alloys and …, 2019 - Elsevier
High entropy alloys (HEAs) have attracted much attention and been considered as novel
materials with wide application prospects due to their outstanding comprehensive …