Zobrazeno 1 - 10
of 531
pro vyhledávání: '"Quenching and tempering"'
Publikováno v:
Frontier Materials & Technologies, Iss 2, Pp 53-65 (2024)
Currently, step quenching of steels in the temperature range of martensitic transformation, including quenching – partitioning, has found wide application in the automotive industry. Step quenching technology is successfully used to increase a set
Externí odkaz:
https://doaj.org/article/af4032a4461f48bf896ac862e8f60094
Publikováno v:
Journal of Materials Research and Technology, Vol 29, Iss , Pp 3508-3521 (2024)
The effect of quenching and tempering (QT) process on the mechanical properties of the experimental high-strength low-alloy (HSLA) steel was analyzed by Grey-Taguchi method, thus achieving the optimum combination of parameters based on the appropriat
Externí odkaz:
https://doaj.org/article/467a77f977d447acbd5aa860d768cbe7
Autor:
Vinh Tran-The Chung, Quynh Thi-Minh Tran, Ngoc-Ha Nguyen, Thinh Ha-Quang Ngo, Trung-Kien Le, Thanh-Hai Nguyen
Publikováno v:
Frontiers in Mechanical Engineering, Vol 10 (2024)
This study explores the optimization of ultrasonic horn heat treatment conditions for enhanced mechanical quality (Qm). The optimal parameters identified are a tempering temperature of 529°C and a 240-min soaking time, yielding a 1.3% experimental e
Externí odkaz:
https://doaj.org/article/c0970ad0b6be497cb8f8e8854e5a76de
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 3207-3216 (2024)
The microstructural changes in secondary carbides during spheroidized annealing (SA) and quenching and tempering (QT) processes in 60Cr16MoMA martensitic stainless steel has been comprehensively studied. Using scanning electron microscope, X-ray diff
Externí odkaz:
https://doaj.org/article/8280f814b38c470fb4eefefd4134e56b
Publikováno v:
Materials, Vol 17, Iss 15, p 3643 (2024)
Existing optimization research on the crankshaft heat treatment process is mostly based on one-sided considerations, and less consideration is given to the matching of multiple process parameters, leading to irrational designs of heat treatment. To a
Externí odkaz:
https://doaj.org/article/7cbb3ec18de748bc97ad9619e2e3a4ae
Publikováno v:
Journal of Materials Research and Technology, Vol 23, Iss , Pp 911-918 (2023)
The quenching-partitioning-tempering (QPT) treatment was carried out on a low carbon bainitic steel, and the effect of tempering temperature on the microstructure and mechanical properties of the QPT processed steel was investigated. The findings dem
Externí odkaz:
https://doaj.org/article/0c3873683c554078a43fc9f42076074e
Publikováno v:
Materials, Vol 17, Iss 7, p 1636 (2024)
Sulfide stress cracking (SSC) failure is a main concern for the pressure vessel steel Q345 used in harsh sour oil and gas environments containing hydrogen sulfide (H2S). Methods used to improve the strength of steel usually decrease their SSC resista
Externí odkaz:
https://doaj.org/article/cc7c16d63e1d4aceac97ddd1dfc5934b
Autor:
Wenting Xu, Li Xie, Xiaoying Liu, Jiangnan Wang, Yuxuan Xu, Mingtao He, Kejun Hu, Chang Liu, Wei Yu
Publikováno v:
Materials, Vol 17, Iss 5, p 1161 (2024)
A novel low-alloy ultrahigh-strength steel featuring excellent mechanical properties and comprising a nanolath structure was fabricated in this work using a quenching–partitioning–tempering (Q-P-T) process. The Q-P-T process comprised direct quen
Externí odkaz:
https://doaj.org/article/d63c40e12bec4ee5badef0616b7ee9f8
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