Zobrazeno 1 - 10
of 172
pro vyhledávání: '"Jong-ho Shin"'
Publikováno v:
Metals, Vol 14, Iss 4, p 389 (2024)
High-nitrogen austenitic steel (HNS) cold-rolled with a reduction rate of 25% was subjected to an investigation of the effect of annealing temperature on microstructural evolution, tensile properties and the variation in fracture surface morphology.
Externí odkaz:
https://doaj.org/article/2004b485cd3c44fabb1861dddab1da3c
Publikováno v:
Machines, Vol 11, Iss 12, p 1042 (2023)
Coal has been used as the most commonly energy source for power plants since it is relatively cheap and readily available. Thanks to these benefits, many countries operate coal-fired power plants. However, the combustion of coal in the coal-fired pow
Externí odkaz:
https://doaj.org/article/4720d1fdfc824b61980d077ddf248ff6
Autor:
Sung-Dae Kim, Seong-Jun Park, Jae hoon Jang, Joonoh Moon, Heon-Young Ha, Chang-Hoon Lee, Hyungkwon Park, Jong-Ho Shin, Tae-Ho Lee
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-14 (2021)
Abstract We investigated the effect of κ-carbide precipitates on the strain hardening behavior of aged Fe–Mn-Al-C alloys by microstructure analysis. The κ-carbides-strengthened Fe–Mn-Al-C alloys exhibited a superior strength-ductility balance e
Externí odkaz:
https://doaj.org/article/c3ea7ce612c74f738ad34a91d0e2dc0a
Publikováno v:
Materials, Vol 15, Iss 24, p 8909 (2022)
High-Mn lightweight steel, Fe-0.9C-29Mn-8Al, was manufactured using steelmaking, ingot-making, forging, and rolling processes. After the final rolling process, a typical austenite single phase was observed on all sides of the thick plate. The microst
Externí odkaz:
https://doaj.org/article/5b74093e88ce4f678250e495b3bdad00
Publikováno v:
Sensors, Vol 22, Iss 20, p 7955 (2022)
In recent years, manufacturing industries (e.g., medical, aerospace, and automobile) have been changing their manufacturing process to small-quantity batch production to flexibly cope with fluctuations in demand. Therefore, many companies are trying
Externí odkaz:
https://doaj.org/article/d4e2cc11fc4f488989e5ae79dd0ce36b
Publikováno v:
Metals, Vol 12, Iss 9, p 1416 (2022)
The present study aimed to investigate the increasing solidification rate during directional solidification developed from in situ composites of M7C3/austenite eutectic, to in situ composites with a small portion of dendrites, and to partial in situ
Externí odkaz:
https://doaj.org/article/b517e104772548ff8215b4e1120a142c
Publikováno v:
Applied Sciences, Vol 11, Iss 16, p 7541 (2021)
Wire + arc additive manufacturing (WAAM) utilizes a welding arc as a heat source and a metal wire as a feedstock. In recent years, WAAM has attracted significant attention in the manufacturing industry owing to its advantages: (1) high deposition rat
Externí odkaz:
https://doaj.org/article/8be6e33bdfa641e586e15a8fde0ee3bb
Autor:
Daun Byeon, Heon-Young Ha, Sung-Dae Kim, Hyo-Haeng Jo, JinJong Lee, Jae Hoon Jang, Tae-Ho Lee, Jong-Ho Shin, Namhyun Kang
Publikováno v:
Metals, Vol 11, Iss 7, p 1124 (2021)
In this study, the resistance to pitting corrosion of Fe-18Cr-9Mn-5.5Ni-0.3(C + N) austenitic stainless steel γ-SSs (in wt%) with different C/(C + N) ratios (0.02, 0.29, and 0.60) was evaluated. It was found to be difficult to form a γ-matrix witho
Externí odkaz:
https://doaj.org/article/c885e4fe281d4a0ebe5fab4434898ea8
Publikováno v:
Journal of Advanced Transportation, Vol 2017 (2017)
The constantly increasing number of cars in the megacities is causing severe parking problems. To resolve this problem, many cities adopt parking guidance system as a part of intelligent transportation system (ITS). However, the current parking guida
Externí odkaz:
https://doaj.org/article/8797453b183c4be19971fa0be328afc1
Publikováno v:
Marine Georesources & Geotechnology. :1-13