Zobrazeno 1 - 10
of 233
pro vyhledávání: '"Zhu Liguang"'
Publikováno v:
Teshugang, Vol 45, Iss 5, Pp 90-96 (2024)
In the process of producing 1Cr13 stainless steel， serious longitudinal cracks breakout and transverse dents appear in the casting billet. FactSage8.2 thermodynamic software was used to calculate ternary and quadruple phase diagrams to design the i
Externí odkaz:
https://doaj.org/article/af464eea938140f989b3891e417c9dc7
Autor:
Zhu Liguang, Li Xiangyang, Zheng Yaxu, Guo Zhihong, Zhang Yuanxiang, Sun Huilan, Liu Pengjun, Liu Yu, Cao Ruifang
Publikováno v:
High Temperature Materials and Processes, Vol 41, Iss 1, Pp 621-634 (2022)
The effect of rare earth Y on precipitates and textures of the grain-oriented silicon steels, the composition, morphology, size, quantity of inclusions and texture evolution of hot-rolled and cold-rolled oriented silicon steel containing rare earth Y
Externí odkaz:
https://doaj.org/article/38a58918af4a435b9e59ec900d19857a
Publikováno v:
High Temperature Materials and Processes, Vol 42, Iss 1, Pp pp. 87-91 (2023)
Shrinkage porosity is a typical internal defect in the continuous casting billet, which occurs frequently and is difficult to solve. To explore the influence factors of central shrinkage porosity, a novel unsteady thermomechanical coupling analysis a
Externí odkaz:
https://doaj.org/article/5e2b3a51e1144b73b49c6106597125a9
Autor:
Guo Zhihong, Liu Pengjun, Zheng Yaxu, Zhu Liguang, Zhang Yuanxiang, Sun Huilan, Li Xiangyang, Liu Yu, Cao Ruifang
Publikováno v:
High Temperature Materials and Processes, Vol 42, Iss 1, Pp pp. 78-81 (2023)
In order to study the effect of cold-rolling deformation and rare earth Y on the microstructure and texture of 3.0% Si-oriented silicon steel, the microstructure and texture of cold-rolled oriented silicon steel with 60, 72, and 86% deformation are a
Externí odkaz:
https://doaj.org/article/7f6919da474344fb8bf324dad8eb936e
Publikováno v:
High Temperature Materials and Processes, Vol 42, Iss 1, Pp pp. 1-4 (2023)
In this article, physical and numerical simulation of the flow field in flexible thin slab caster funnel mold at high casting speed is carried out with a five-hole submerged entry nozzle (FHSEN), and characteristics of the flow field on funnel mold l
Externí odkaz:
https://doaj.org/article/ed274ce78df945f2b41ebe0d2f35675e
Publikováno v:
High Temperature Materials and Processes, Vol 40, Iss 1, Pp 370-381 (2021)
The growth rate of the shell thickness in the funnel mold for ultrahigh-speed continuous casting of steel has a significant effect on the shell surface quality. By using the node temperature inheritance algorithm, a three-dimensional transient therma
Externí odkaz:
https://doaj.org/article/8083988660f24f70a74db1bee20735a9
Effects of composition and strain rate on hot ductility of Cr–Mo-alloy steel in the two-phase region
Autor:
Zheng Yaxu, Shen Wei, Zhu Liguang, Guo Zhihong, Wang Qi, Feng Jie, Li Yongliang, Cao Ruifang, Wu Jiayi
Publikováno v:
High Temperature Materials and Processes, Vol 40, Iss 1, Pp 228-240 (2021)
The hot tensile tests were conducted in this study to investigate the effects of Nb, B, Mo, and V on hot ductility of 25CrMo alloy steel in a temperature range of 650–850°C with strain rates of 0.005 and 0.5 s−1. Besides, the influences of ferri
Externí odkaz:
https://doaj.org/article/a7e06e629be94de09c9d80453ca0ee3a
Publikováno v:
High Temperature Materials and Processes, Vol 39, Iss 1, Pp 368-376 (2020)
Soft-contact of molten steel can be achieved by applying a high-frequency electromagnetic field above the mold of continuous casting, which can effectively eliminate surface defects and achieve billets with no cracks and no oscillation marks. It also
Externí odkaz:
https://doaj.org/article/ae17719111834aa7ab6440f961d63e06
Publikováno v:
High Temperature Materials and Processes, Vol 38, Iss 2019, Pp 612-620 (2019)
A beam blank is ideal for H-beam production, but there are more defects in/on beam blanks than other common blanks. The study of the H-beam blank quality assurance system has great significance for production to determine the key factors causing defe
Externí odkaz:
https://doaj.org/article/467056cf64f245379536a6e255943a3d
Publikováno v:
High Temperature Materials and Processes, Vol 38, Iss 2019, Pp 92-100 (2019)
A novel 3D conductive heat transfer model was developed based on node temperature inheritance. Heat transfer of the mold and billet could be analyzed synchronously. In the model, heat transfer in the copper wall was in a steady state, whereas heat tr
Externí odkaz:
https://doaj.org/article/e8d0b627f7cc47d59e7dff3f99d9c990