Zobrazeno 1 - 10
of 181
pro vyhledávání: '"Yulai Gao"'
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 2498-2507 (2024)
The microstructure details of the interface, mechanical properties and failure mechanism of laser welding-brazing (LWB) steel-Al joints with various welding parameters were comparatively investigated. The emergence of ternary Fe–Al–Si intermetall
Externí odkaz:
https://doaj.org/article/1513f024b2ec44ac81a494bc5cf0cc6c
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 7076-7083 (2024)
The steel and aluminum alloy tubes were successfully joined by magnetic pulse welding (MPW). Part of the joints fractured at the interface, yet part of them fractured at the base metal (BM) of aluminum alloy. The tensile test results revealed a fluct
Externí odkaz:
https://doaj.org/article/976fab2ddbe349a2b172ec2295710a56
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 2936-2946 (2024)
Narrow gap submerged arc welding (NG-SAW) and narrow gap tungsten inert gas welding (NG-TIG) with multi-layer and multi-pass techniques were used to join the advanced 9Cr and CrMoV steels. The relationship between the impact toughness and microstruct
Externí odkaz:
https://doaj.org/article/943dab88825e4511af284e3f80cb6c97
Autor:
Tianhan Hu, Shun Li, Zhen Li, Guanzhi Wu, Ping Zhu, Wufeng Dong, Yu Sun, Jiayi Zhou, Bingjia Wu, Bingge Zhao, Kai Ding, Yulai Gao
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 5902-5909 (2023)
The microstructure and mechanical properties of Sn–Bi solder alloys with various Ag and In addition are comparatively investigated. The results illustrate that the tensile strength and ductility of the solder alloy could be dramatically enhanced wi
Externí odkaz:
https://doaj.org/article/dfc43d9535f044e594db1fc0de0785ac
Publikováno v:
Journal of Materials Research and Technology, Vol 25, Iss , Pp 3167-3176 (2023)
There exists a direct correlation between the alloy elements and the formation of the liquid metal embrittlement (LME) in the advanced high strength steel (AHSS). In the present study, a sandwich-structure AHSS-#2 + IF (Interstitial-free) sheet with
Externí odkaz:
https://doaj.org/article/587f40bf57e04f4d9a809d37f07ba4b1
Autor:
Kai Ding, Tianhai Wu, Wufeng Dong, Tianhan Hu, Shun Li, Ping Zhu, Yu Sun, Jiayi Zhou, Hua Pan, Yulai Gao
Publikováno v:
Journal of Materials Research and Technology, Vol 23, Iss , Pp 5880-5891 (2023)
The clarification of the type of the ferrite formed owing to the melting of the Al–Si coating into the weld metal plays a significant role in the improvement of the mechanical properties of the laser welded joint. The results obtained by optical mi
Externí odkaz:
https://doaj.org/article/761c5e6f864f4122a95ab228a8f18712
Publikováno v:
Archives of Metallurgy and Materials, Vol vol. 67, Iss No 4, Pp 1293-1298 (2022)
As one of the most promising 3rd generation advanced high strength steels (AHSS), medium Mn steels attract much attention because of their exceptional mechanical property and reasonable cost. However, their application in the modern automotive indust
Externí odkaz:
https://doaj.org/article/9e139268ece64677a27cc69e4a5f0939
Publikováno v:
Journal of Materials Research and Technology, Vol 21, Iss , Pp 3313-3326 (2022)
Advanced high strength steel (AHSS) with the Zn coating can produce high susceptibility of liquid metal embrittlement (LME) particularly when the resistance spot welding (RSW) is involved. The internal oxidation layer formed in the subsurface of AHSS
Externí odkaz:
https://doaj.org/article/055f64bfad69496386474c6cbbf667a0
Publikováno v:
Journal of Materials Research and Technology, Vol 18, Iss , Pp 4007-4018 (2022)
The relationship between the microstructure evolution and the corresponding creep rupture performance are systematically investigated. Dramatically enhanced creep rupture performance is achieved for the 9Cr–CrMoV dissimilar welded joint by adjustin
Externí odkaz:
https://doaj.org/article/fddda49500174d16aff3c46911d62cdb
Publikováno v:
Journal of Materials Research and Technology, Vol 14, Iss , Pp 2233-2242 (2021)
Inconel 625 superalloy (IN625) was generally welded as the base metal to fabricate the rotors in steam turbine with temperature over 700 °C. In this case the weakening modes for the heat affected zone (HAZ) in IN625 welded joints during the stress r
Externí odkaz:
https://doaj.org/article/b5269c17fa4a43a78b98899281793773