Results 31 to 40 of about 4,507,134 (254)

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

Effect of akyl chain length, flow, and temperature on the corrosion inhibition of carbon steel in a simulated acidizing environment by an imidazoline-based inhibitor

, 2020
An imidazoline, 2-heptadecyl-1-[2-(octadecanoylamino)ethyl]-2- imidazoline (QSI) with -C17H35 as the tail chain length was synthesized, characterized, and studied as corrosion inhibitor for low carbon steel in 15% HCl solution under static and ...
Moses M Solomon, S. Umoren, M. Quraishi, D. Tripathy, E. J. Abai   +4 more
semanticscholar   +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

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

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

Achieving exceptional strength-low temperature toughness synergy in the microalloyed medium carbon steel via layered heterogeneous structure

Materials & Design
The further advancement of microalloyed medium carbon steels is often limited by low-temperature toughness instability. A microalloyed medium carbon steel with both strength and low-temperature toughness was produced through a warm rolling and short-time
Wanli Sun, Chaolei Zhang, Jia Guo, Xing Tong, Gengyi Dong, Shuize Wang, Junheng Gao, Honghui Wu, Haitao Zhao, Jun Lu, Yuhe Huang, Xinping Mao   +11 more
doaj   +1 more source

Improving the anti-corrosion properties via surface modification for silicon dioxide by conductive polymer [PDF]

, 2012
The modification of silicon dioxide surface via polyaniline (PANI) prepared by in-situ polymerization method. PANI and PANI-SiO 2 were characterized using Fourier transform infrared; X-ray diffraction and digital multimeter was used to measure ...
Al-Dulaimi, A. A., Hashim, Shahrir
core  

Corrosion Rate of Carbon Steel for Flowline and Pipeline as Transmission Pipe in Natural Gas Production with Co2 Content [PDF]

, 2012
The purpose of this research is to investigate the corrosion rate of carbon steel as flowline and pipeline in natural gas production with CO2 content.
Adyutatama, M. (Muhammad), Fadly, E. (Enriko), Rustandi, A. (Andi), Subekti, N. (Norman)   +3 more
core   +1 more source

METHOD FOR THE DETERMINATION OF CARBON IN STEEL. [PDF]

Journal of the American Chemical Society, 1896
n ...
openaire   +2 more sources

Cladding of stainless steel on carbon steel

Le Journal de Physique IV, 1999
The possibility of producing anticorrosion and wear resistant cladding from stainless steel onto tool and carbon steels by means of melting in high energy density light flux is demonstrated. Experiments are conducted in an installation with two arc xenon lamps of 10 kW power of each.
Suleimanov, S. Kh., Baizakov, B. B., Bugakov, A. G., Alonso, M. Carmen, García Diego, Iñaki, Vázquez, Alfonso J.   +5 more
openaire   +2 more sources