Zobrazeno 1 - 10
of 24
pro vyhledávání: '"Zhenjia Xie"'
Publikováno v:
工程科学学报, Vol 46, Iss 11, Pp 2017-2025 (2024)
With the increasing demand for large-scale, lightweight, and highly safe ocean transportation vessels and drilling equipment, as well as the growing need for environmentally friendly steels, the demand for high-strength, high-toughness, and weldable
Externí odkaz:
https://doaj.org/article/d5b5848585dd48c693fbaff7b6116d00
Publikováno v:
Journal of Materials Research and Technology, Vol 31, Iss , Pp 3921-3934 (2024)
The effect of different welding heat inputs on the microstructure and mechanical properties of the simulated coarse grained heat affected zone (CGHAZ) of high-strength wind power steel with yield strength of 500 MPa has been investigated using scanni
Externí odkaz:
https://doaj.org/article/72c0c8f5191949c9975e0f0eea6ae0ce
Publikováno v:
Metals, Vol 14, Iss 10, p 1122 (2024)
In this work, the microstructure–property relationship of the heat-affected zone (HAZ) of a FH690 ultra-heavy marine steel plate was investigated based on insight of microstructure and crystallographic features. After multi-pass welding with a heat
Externí odkaz:
https://doaj.org/article/16d6caf1436742169bfb857ee5d69ea0
Autor:
Zeyuan Ding, Jingxiao Zhao, Raja Devesh Kuma Misra, Fujian Guo, Zhenjia Xie, Xuelin Wang, Xiucheng Li, Jingliang Wang, Chengjia Shang
Publikováno v:
Metals, Vol 13, Iss 11, p 1809 (2023)
A novel YOLOv5 network is presented in this paper to quantify the degree of defects in continuously cast billets. The proposed network addresses the challenges posed by noise or dirty spots and different defect sizes in the images of these billets. T
Externí odkaz:
https://doaj.org/article/0a1de2a4b72149c0a66975889e5bb24b
Publikováno v:
Metals, Vol 13, Iss 1, p 106 (2023)
The effect of carbon content in the base metals of high-strength steel on the microstructure and impact toughness of simulated welding focusing on a coarse-grained heat-affected zone (CGHAZ) at different heat inputs was systematically investigated by
Externí odkaz:
https://doaj.org/article/7320c58c9a1c4961a0043d07ee352548
Publikováno v:
Metals, Vol 12, Iss 12, p 2006 (2022)
Addition of B is beneficial for the hardenability of low-alloy steels and the effect is further improved when combined with the addition of Mo. While experiments demonstrated that Mo reduces the M23(C,B)6 precipitation and indicated an interaction be
Externí odkaz:
https://doaj.org/article/9406181b221f419b91ee133f385179d1
Autor:
Xuelin Wang, Zhiquan Wang, Zhenjia Xie, Xiaoping Ma, Sundaresa Subramanian, Chengjia Shang, Xiucheng Li, Jingliang Wang
Publikováno v:
Mathematical Biosciences and Engineering, Vol 16, Iss 6, Pp 7494-7509 (2019)
The present paper investigated the relationship between low temperature impact toughness and microstructure of bainite in coarse-grained heat affected zone (CGHAZ) and intercritically rehazed CGHAZ (ICCGHAZ) of an offshore engineering steel from both
Externí odkaz:
https://doaj.org/article/d72627d9013f40d4af8cb7080d2a2160
Autor:
Yishuang Yu, Minliang Gao, Bin Hu, Chang Tian, Xuequan Rong, Zhenjia Xie, Hui Guo, Chengjia Shang
Publikováno v:
Metals, Vol 11, Iss 12, p 1983 (2021)
The attainment of both strength and toughness is of vital importance to most structural materials, although unfortunately they are generally mutually exclusive. Here, we report that simultaneous increases in strength and toughness in a high-strength
Externí odkaz:
https://doaj.org/article/99aeff9eb03045eeace141e2c8608ff0
Autor:
Xiucheng Li, Guangyi Lu, Qichen Wang, Jingxiao Zhao, Zhenjia Xie, Raja Devesh Kumar Misra, Chengjia Shang
Publikováno v:
Metals, Vol 12, Iss 1, p 28 (2021)
The effects of prior austenite grain (PAG) refinement on the mechanical properties of bainitic/martensitic steels not only come from itself, but also have more complex effects by affecting the substructure formed by coherent transformation. In this s
Externí odkaz:
https://doaj.org/article/7d107c4e6f8e4028b56ba8fc60bbc1cf
Publikováno v:
Metals, Vol 11, Iss 11, p 1823 (2021)
The influence of inclusion size and number density on high-temperature urea corrosion (HTUC) behavior of ferritic stainless steels was investigated in a simulated working environment of selective catalytic reduction (SCR) system in commercial vehicle
Externí odkaz:
https://doaj.org/article/f75e79bbade54423a169e03dd214b392