Zobrazeno 1 - 10
of 45
pro vyhledávání: '"Kook-Soo Bang"'
Autor:
Joo-hyeon Cha, Kook-soo Bang
Publikováno v:
한국해양공학회지, Vol 33, Iss 6, Pp 615-619 (2019)
Various fluorides, i.e., CaF2, Na3AlF6, K2SiF6, MnF3, MgF2, were added to the flux cored wire, and their effects on the oxygen content of the weld metal were investigated. The investigation showed that the oxygen content of weld metal was not influen
Externí odkaz:
https://doaj.org/article/dcb7bba0e50a4ff4af9681e31e66d393
Publikováno v:
Materials Science Forum. 1016:42-49
The present work investigated the effects of Al, Si, and N content on the impact toughness of the coarse-grained heat-affected zone (CGHAZ) of Ti-containing low-carbon steel. Simulated CGHAZ of differing Al, Si, and N contents were prepared, and Char
Publikováno v:
Korean Journal of Metals and Materials. 56:796-804
Publikováno v:
Journal of Welding and Joining. 35:65-70
Publikováno v:
Journal of the Korean Crystal Growth and Crystal Technology. 25:239-244
Lead zirconate titanate (PZT) thick films with thickness of were fabricated on silicon substrate by aerosol deposition method. As-deposited films on silicon were annealed at the temperatures of . The electrical properties of films deposited by PZT po
Publikováno v:
Journal of Ocean Engineering and Technology. 29:481-487
The effects of the heat input and preheat/interpass temperatures on the tensile strength and impact toughness of multipass welded weld metal were investigated and interpreted in terms of the recovery of the alloying elements and microstructure. Incre
Autor:
Young-ju Jo, Kook-soo Bang
Publikováno v:
Korean Journal of Metals and Materials. 53:778-784
Publikováno v:
Journal of Ocean Engineering and Technology. 29:94-99
Lead zirconate titanate (PZT) thick films with thicknesses of 20-100 ㎛ were fabricated on silicon substrates using an aerosol deposition method. A PZT powder solution was prepared using a sol-gel process. The average diameters (d50) obtained were 1
Publikováno v:
Journal of Ocean Engineering and Technology. 28:540-545
Multipass self-shielded flux cored arc welding with different heat inputs (1.3-2.0 kJ/㎜) was conducted to determine the effects of the heat input on the proportion of the reheated region, impact toughness, and diffusible hydrogen content in the wel
Autor:
Ho-Shin Jeong, Kook-Soo Bang
Publikováno v:
Journal of Welding and Joining. 32:95-101
Joining of grey cast iron by fusion welding has much difficulties for its extremely low ductility and low toughness because of the flake form of the graphite. And the brittle microstructure, i.e. ledeburite may be formed during fusion welding by its