Zobrazeno 1 - 10
of 11
pro vyhledávání: '"L. O. Osoba"'
Publikováno v:
Nigerian Journal of Technological Development, Vol 18, Iss 2, Pp 135-143 (2021)
This study examines the effect of heat input on the weld bead profile, microstructure and mechanical properties of single V- joint welded carbon and stainless-steel plates. The as-received sample steel plates were sectioned into eight pieces; dimensi
Externí odkaz:
https://doaj.org/article/0e63ae1ee2964a379717ac5a93b1a2fc
Publikováno v:
Nigerian Journal of Technological Development. 18:135-143
This study examines the effect of heat input on the weld bead profile, microstructure and mechanical properties of single V- joint welded carbon and stainless-steel plates. The as-received sample steel plates were sectioned into eight pieces; dimensi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::870b690801d4b2244780db03bf33c3d2
https://doi.org/10.4314/njtd.v18i2.8
https://doi.org/10.4314/njtd.v18i2.8
Publikováno v:
Metallurgical and Materials Transactions A. 48:1540-1543
Electron microscopy analyses were used to unambiguously identify the crystallographic nature of the largely speculated about Mo-based and carbon-rich intergranular precipitates in a newer γ′ precipitation strengthened nickel-based superalloy, Hayn
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6918bac24679c62a48d3a84e37be536b
https://doi.org/10.1007/s11661-017-3999-8
https://doi.org/10.1007/s11661-017-3999-8
Publikováno v:
Acta Metallurgica Sinica (English Letters). 26:747-753
This paper presents a study of the standard post-weld heat treatment (PWHT) behaviour of autogenous laser welded γ′ age-hardenable precipitation strengthened nickel based superalloy Haynes 282 (HY 282). The study involves a careful and detailed mi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0f254f0262261a86498ca41705c43439
https://doi.org/10.1007/s40195-013-0252-3
https://doi.org/10.1007/s40195-013-0252-3
Autor:
L. O. Osoba, O. A. Ojo
Publikováno v:
Metallurgical and Materials Transactions A. 44:4020-4024
The influence of solid-state diffusion-controlled solute-loss into additive powder particles (APPs), as determined by particles size, during the equilibration stage of wide-gap brazing, on microstructure and fatigue behavior of a brazed aerospace sup
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7afde1b6db050fbbf3f7f9711f628bfd
https://doi.org/10.1007/s11661-013-1849-x
https://doi.org/10.1007/s11661-013-1849-x
Publikováno v:
Metallurgical and Materials Transactions A. 43:4281-4295
Gleeble thermomechanical simulation and microstrucutural analyses of laser beam weldability of a newly developed precipitation-hardened nickel-base HAYNES alloy 282 were performed to better understand the fundamental cause of heat-affected zone (HAZ)
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::32df5705796c803bc71a0ed407c3fec7
https://doi.org/10.1007/s11661-012-1212-7
https://doi.org/10.1007/s11661-012-1212-7
Autor:
Olanrewaju A. Ojo, L O Osoba
Publikováno v:
Materials Science and Technology. 28:431-436
A study of the cause of heat affected zone (HAZ) cracking and its dependence on heat input during laser beam welding of a newly developed γ′ precipitation strengthened nickel based superalloy Haynes 282 was performed. Careful microstructural study
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c07578c1fa99dd1f894dc6dffe13529b
https://doi.org/10.1179/1743284711y.0000000078
https://doi.org/10.1179/1743284711y.0000000078
Publikováno v:
Materials Characterization. 65:93-99
Analytical electron microscopy and spectroscopy analyses of the fusion zone (FZ) microstructure in autogenous laser beam welded Haynes 282 (HY 282) superalloy were performed. The micro-segregation patterns observed in the FZ indicate that Co, Cr and
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d1b23f00615de5a85cda294b79abfb57
https://doi.org/10.1016/j.matchar.2011.12.009
https://doi.org/10.1016/j.matchar.2011.12.009
Publikováno v:
Materials Science and Technology. 27:897-902
The heat affected zone (HAZ) cracking behaviour in a laser beam directionally solidified (DS) Rene 80 nickel based superalloy subjected to preweld heat treatments was studied. The HAZ cracks in the alloy are grain boundary liquation cracks caused by
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::2551bacd35a0d6a84dc24db1b6928245
https://doi.org/10.1179/026708309x12560332736593
https://doi.org/10.1179/026708309x12560332736593
Aluminum hybrid reinforcement technology is a response to the dynamic ever increasing service requirements of such industries as transportation, aerospace, automobile, marine, etc. It is unique in that it offers a platform of almost unending combinat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4663b571ac1222f0fa96152e29b5289b
