Zobrazeno 1 - 10
of 105
pro vyhledávání: '"Motomichi YAMAMOTO"'
Autor:
Jeong-Won Choi, Jin-Ming Su, Ryutaro Hino, Motomichi Yamamoto, Yasuhiro Aoki, Hidetoshi Fujii
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 4483-4494 (2023)
Dissimilar linear friction welding (LFW) of AA5052/AA6061 was performed at different applied pressures. A dissimilar joint obtained at a high applied pressure of 200 MPa exhibited a tensile strength equivalent to that of the AA5052 base material, mai
Externí odkaz:
https://doaj.org/article/554a63e040cf480e98a55511c6242f7f
Autor:
Keita Marumoto, Takahiro Horai, Daiji Morita, Chisako Oda, Takafumi Fujii, Takashi Yuzawa, Ryogo Koba, Motomichi Yamamoto
Publikováno v:
Journal of Manufacturing and Materials Processing, Vol 8, Iss 3, p 93 (2024)
The formation of brittle intermetallic compounds (IMCs) at the interface between dissimilar materials causes considerable problems. In this study, a multi-material additive manufacturing technique that employs a diode laser and the hot-wire method wa
Externí odkaz:
https://doaj.org/article/e5e3571344fa4eca89a6923d187e34e5
Publikováno v:
Journal of Manufacturing and Materials Processing, Vol 8, Iss 2, p 82 (2024)
This study presents a new gas metal arc welding (GMAW) technique that achieves both high efficiency and low heat input using a hybridization of the hot-wire method. The optimal combination of welding speed and welding current conditions was investiga
Externí odkaz:
https://doaj.org/article/1437d9cf5e294576bdbf9d4e70779180
Publikováno v:
Journal of Materials Research and Technology, Vol 23, Iss , Pp 4334-4345 (2023)
Linear friction welding (LFW) was performed on face-centered cubic materials, that is, Al alloys (AA1050 and AA5052) with different stacking fault energies (SFEs). The pressure was controlled during the LFW to clarify the effects of temperature, stra
Externí odkaz:
https://doaj.org/article/a433f271d8184f40b6ae6929aef8f7e2
Publikováno v:
Journal of Materials Research and Technology, Vol 17, Iss , Pp 2419-2430 (2022)
The microstructure evolution of the AA5052-H34 joint and AA5083-O joint fabricated by linear friction welding (LFW) was evaluated in a wide range of interfacial temperatures, i.e., applied pressures. The grain refinement of Al alloys with high stacki
Externí odkaz:
https://doaj.org/article/96abc19e3805494195422677c43b4cb2
Publikováno v:
Metals, Vol 13, Iss 6, p 1014 (2023)
This paper presents a novel approach to welding thick steel plates that offers time and energy savings compared with conventional techniques. The combination of gas metal arc welding (GMAW) and hot-wire technology simplifies the joint configuration a
Externí odkaz:
https://doaj.org/article/e0124c5dcb41472f91b74073e1656c72
Publikováno v:
Metals, Vol 11, Iss 10, p 1583 (2021)
A high-efficiency additive manufacturing technology that combines a high-power diode laser with a large-rectangle spot (beam width of 11 mm) and a hot-wire system was developed. The hot-wire system can generate Joule heat by wire current and heat a f
Externí odkaz:
https://doaj.org/article/5d450a36ce0c47d980259200d79d5b9b
Autor:
Tamaki ITO, null CHOI Jeong-Won, Motomichi YAMAMOTO, Koichi TANIGUCHI, Yasuaki OKITA, Hiroshi MATSUDA
Publikováno v:
QUARTERLY JOURNAL OF THE JAPAN WELDING SOCIETY. 41:116-123
Autor:
Tamaki Ito, Koichi Taniguchi, Yasuaki Okita, Hiroshi Matsuda, Satoshi Igi, Jeong-Won Choi, Motomichi Yamamoto
Publikováno v:
Welding in the World.
Publikováno v:
Welding in the World. 66:1315-1327