Zobrazeno 1 - 10
of 32
pro vyhledávání: '"Longyun Xu"'
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 174-186 (2024)
The inclusions, microstructure evolution and impact toughness of the coarse-grained heat-affected zone (CGHAZ) of Al–Ti–Ca deoxidized shipbuilding steel plates with different Al contents after high-heat input welding of 400 kJ cm−1 are investig
Externí odkaz:
https://doaj.org/article/646ba813ed09443fa26cee23f16847ec
Autor:
Zhixin Li, Kaidong Xu, Nan Sun, Jina Wang, Kaiwang Xue, Longyun Xu, Yi Ren, Zhenzhou Yan, Tongbao Sima
Publikováno v:
Buildings, Vol 14, Iss 6, p 1681 (2024)
The alkali-activated blast furnace slag is attracting significant attention in replacing Portland cement due to several characteristics similar to cement hydration. However, there are a few practical problems with commercial alkali activators, such a
Externí odkaz:
https://doaj.org/article/b4d8074e14114a60b629dcd7b5014525
Publikováno v:
Metals, Vol 10, Iss 2, p 162 (2020)
In the present study, the mechanism of improving HAZ toughness of steel plate with Mg deoxidation after the simulated welding with the heat input of 400 kJ/cm was investigated through in situ observation, characterization with SEM-EDS and TEM-EDS, an
Externí odkaz:
https://doaj.org/article/d4f78b12b5e34cc38b8de74e72b7cafd
Publikováno v:
Metals, Vol 8, Iss 12, p 1027 (2018)
The effects of Al content on inclusions, microstructures, and heat-affected zone (HAZ) toughness in a steel plate with Mg deoxidation have been investigated by using simulated high-heat-input welding and an automated feature system. The studies indic
Externí odkaz:
https://doaj.org/article/6e4fa8df6ee34601b2a3b975676d646c
Publikováno v:
Metals, Vol 8, Iss 11, p 946 (2018)
The characteristics of inclusions and microstructure in heat-affected zones (HAZs) of steel plates with Ca deoxidation after high heat input welding of 400 kJ·cm−1 were investigated through simulated welding experiments and inclusions automatic an
Externí odkaz:
https://doaj.org/article/d3df4a4d30174d27b38018dfb7a1e673
Autor:
Chuanying Shen, Jie Liu, Kui Wu, Longyun Xu, Defu Sun, Yangyang Dang, Jiyang Wang, Duanliang Wang
Publikováno v:
CrystEngComm. 25:2264-2270
A wide transparent region (200–900 nm) and distorted octahedrons led to moderate SHG of (TMCM)CdCl3.
Publikováno v:
CrystEngComm. 24:8279-8285
Growth hillocks on the pyramidal faces of KDP crystals were investigated using an atomic force microscope (AFM) and first-principles analysis techniques.
Publikováno v:
Metallurgical and Materials Transactions A. 52:668-679
Thick high-strength low-alloy (HSLA) steel plates with excellent large heat input welding properties are increasingly demanded to build super-large container ships for the globally flourishing marine trade. This article describes the effect of Ca con
Autor:
Hui Liu, Liyuan Zhang, Bo Yu, Bo Wang, Shenglai Wang, Longyun Xu, Guangwei Yu, Xianglin Li, Pingping Huang
Publikováno v:
CrystEngComm. 23:2556-2562
The generation of etch pits with clear morphology is an important prerequisite to study dislocation structures. A mixture of water and ethanol is used to etch pyramidal faces of rapidly grown KDP crystals. Vivid etch pits on {101} faces were created
Publikováno v:
Ironmaking & Steelmaking. 48:417-427
The effects of Al addition on austenite grain growth and particle characterization in heat-affected zone during high-heat-input welding for Mg- deoxidized steel plates without Al (0Al) and with 0.0...