Results 21 to 30 of about 4,474,141 (348)

Initiation of hydrogen induced cracks at secondary phase particles [PDF]

, 2020
The goal of this work is to propose a general mechanism for hydrogen induced crack initiation in steels based on a microstructural study of multiple steel grades.
Claeys, Lisa, De Seranno, Tim, Depover, Tom, Laureys, Aurélie, Pinson, Margot, Verbeken, Kim   +5 more
core   +3 more sources

Synergistic effect of potassium iodide and sodium dodecyl sulfonate on the corrosion inhibition of carbon steel in HCl medium: a combined experimental and theoretical investigation

RSC Advances, 2020
Carbon steel is an important industrial material, but it usually suffers from serious corrosion in the service environment. Using corrosion inhibitors is an effective approach to mitigate corrosion.
Jianhong Tan, Lei Guo, Hong Yang, Fan Zhang, Youness El Bakri   +4 more
semanticscholar   +1 more source

Designing Of Advanced And Original Austempering Processes Based On Thermal Science And Engineering Physics Approaches [PDF]

, 2016
In the paper, a small concentration of inverse solubility polymers in water and other liquid media is recommended to eliminate film boiling by means of reducing initial heat flux density.
Kobasko, N. (Nikolai)
core   +2 more sources

Corrosion of Carbon Steel in Marine Environments: Role of the Corrosion Product Layer

, 2020
This article presents a synthesis of recent studies focused on the corrosion product layers forming on carbon steel in natural seawater and the link between the composition of these layers and the corrosion mechanisms. Additional new experimental results
P. Refait, A. Grolleau, M. Jeannin, C. Rémazeilles, R. Sabot   +4 more
semanticscholar   +1 more source

Hardenability prediction model of 8620 steel based on machine learning

工程科学学报
8620 steel is a critical alloy widely used in the manufacturing of gears designed to transmit substantial power and endure heavy loads. Its applications span vital sectors, including transportation, lifting equipment, locomotive traction, and wind power ...
Binbin WANG, Dexin ZHU, Sen WU, Fuyong LI, Shengyong HUANG, Honghui WU   +5 more
doaj   +1 more source

Enhancement of wear properties of a polyether ether ketone polymer by incorporation of carbon and glass fibers [PDF]

, 2019
Some properties of polymers can be improved through the incorporation of carbon and glass fibers into the polymer matrix. In this research, the wear resistance of two polymer composites CF-polyether ether ketone (PEEK) and GF-PEEK were compared with the ...
Davim J. P., Davim J. P., Gupta R. K., Ho J. W., James M. N., LeMaster R., Li E. Z., Lu Z. P., Prevéy P. S., Prevéy P. S., Shaw B. A., Suh N. P., Tang L., Unal H., Vanarotti P., Wang Z.   +15 more
core   +1 more source

Investigating the influence mechanisms of cryogenic treatment on mechanical properties and wear resistance of AISI 4340 steel

Journal of Materials Research and Technology
This study systematically investigates the multiscale structural evolution of cryogenic treatment processed AISI 4340 steels. It revealed that cryogenic treatment refined martensitic block structures and increased high angle grain boundaries, while ...
Jiansheng Yan, Chaolei Zhang, Jia Guo, Gengyi Dong, Shuize Wang, Junheng Gao, Honghui Wu, Haitao Zhao, Jun Lu, Yuhe Huang, Xinping Mao   +10 more
doaj   +1 more source

Obtaining Excellent Mechanical Properties in an Ultrahigh-Strength Stainless Bearing Steel via Solution Treatment

Metals, 2023
A novel versatile ultrahigh-strength stainless bearing steel was prepared by first solution treating the steel at temperatures between 1000 °C and 1100 °C for 1 h, followed by performing cryogenic treatment at −73 °C for 2 h, and tempering at 500 °C for ...
Kai Zheng, Zhenqian Zhong, Hui Wang, Haifeng Xu, Feng Yu, Cunyu Wang, Guilin Wu, Jianxiong Liang, Andy Godfrey, Wenquan Cao   +9 more
doaj   +1 more source

Microstructural evolution and strength-toughness synergy in 40CrNiMo steel via deep cryogenic treatment following tempering

Journal of Materials Research and Technology
40CrNiMo medium-carbon alloy steel serves as an essential material for aerospace harmonic reducers, yet conventional approaches focusing on multiphase microstructure development face persistent challenges in dimensional stability under cryogenic cyclic ...
Weigong Tian, Chaolei Zhang, Gengyi Dong, Xiaobiao Mu, Jiansheng Yan, Shuize Wang, Junheng Gao, Honghui Wu, Haitao Zhao, Jun Lu, Yuhe Huang, Xinping Mao   +11 more
doaj   +1 more source

Mapping erosion-corrosion of carbon steel in oil-water solutions : Effect of velocity and applied potential [PDF]

, 2012
In this study, the combined effects of erosion and corrosion on carbon steel were investigated in three environments containing crude oil, reservoir water, and a mixture of both solutions at a range of applied potentials, velocities and impact angle. The
Abdulrahman, Ghaith, Stack, Margaret
core   +1 more source