Zobrazeno 1 - 10
of 80
pro vyhledávání: '"Won Jong Nam"'
Publikováno v:
Metals, Vol 11, Iss 2, p 178 (2021)
The relationship between microstructures and ductility parameters, including reduction of area, elongation to failure, occurrence of delamination, and number of turns to failure in torsion, in hypereutectoid pearlitic steel wires was investigated. Th
Externí odkaz:
https://doaj.org/article/fbb82703b1fb4e3aae25d6b36490489c
Publikováno v:
Metals, Vol 10, Iss 8, p 1043 (2020)
The effects of microstructural features on torsional ductility of cold drawn and annealed hyper-eutectoid steel wires were investigated. The patented wire rods were successively dry drawn to ε = 0.79 (54.7%) ~ 2.38 (90.7%). To examine the effects of
Externí odkaz:
https://doaj.org/article/67cabb84ae904a568ad7305f3472367c
Autor:
Won Jong Nam, Ui Gu Kang
Publikováno v:
Korean Journal of Metals and Materials. 57:632-640
Publikováno v:
Metals
Volume 11
Issue 2
Metals, Vol 11, Iss 178, p 178 (2021)
Volume 11
Issue 2
Metals, Vol 11, Iss 178, p 178 (2021)
The relationship between microstructures and ductility parameters, including reduction of area, elongation to failure, occurrence of delamination, and number of turns to failure in torsion, in hypereutectoid pearlitic steel wires was investigated. Th
Autor:
Won Jong Nam, Jong Chul Lee
Publikováno v:
Korean Journal of Metals and Materials. 56:551-560
Publikováno v:
Metals and Materials International. 22:995-1002
The formation of abnormal structures and their effects on reduction of area (RA) were investigated in eutectoid steels transformed at different temperatures ranging from 560 °C-650 °C. The occurrence of abnormal structures, such as upper bainite, d
Publikováno v:
Metals
Volume 10
Issue 8
Metals, Vol 10, Iss 1043, p 1043 (2020)
Volume 10
Issue 8
Metals, Vol 10, Iss 1043, p 1043 (2020)
The effects of microstructural features on torsional ductility of cold drawn and annealed hyper-eutectoid steel wires were investigated. The patented wire rods were successively dry drawn to &epsilon
= 0.79 (54.7%) ~ 2.38 (90.7%). To examine the
= 0.79 (54.7%) ~ 2.38 (90.7%). To examine the
Publikováno v:
Journal of Materials Science. Sep2003, Vol. 38 Issue 17, p3611-3617. 7p.
Publikováno v:
Materials Science and Engineering: A. 586:171-177
The effects of drawing strains and post-deformation annealing conditions on the aging behavior and the occurrence of delamination in cold drawn hyper-eutectoid steel wires were studied. At low annealing temperatures the increased tensile strength for
Publikováno v:
Journal of Materials Science. 47:7883-7887
The ultrafine-grained Al 6061 alloy, which was fabricated by the combination of cryogenic rolling with warm rolling, achieved high ultimate tensile strength of 420 MPa. Compared with the results by other severe plastic deformation methods, the streng