Results 1 to 10 of about 10,505 (224)

Three-dimensional morphologies, substructures, and crystallography of pearlite in carbon steel [PDF]

Science and Technology of Advanced Materials
The present study examined the morphology, substructure, crystallography, and element distribution of as-transformed (air-cooled) pearlite in medium-carbon steel using focused ion beam-scanning electron microscopy serial sectioning and advanced ...
Akinobu Shibata, Akiko Nakamura, Taku Moronaga, Kazuho Okada, Toru Hara, Rintaro Ueji   +5 more
doaj   +2 more sources

Characteristic Features of Nanoscale Сarbide Inclusions Nucleation and Growth When Carburizing Steels [PDF]

Журнал нано- та електронної фізики, 1990
Thermodynamic calculations of the free energy of the formation of cementite type nanoscale carbides in supersaturated austenite alloyed with chromium and manganese are presented.
L.I. Roslyakova, I.N. Roslyakov, A.G. Besedin   +2 more
doaj   +4 more sources

The proeutectoid cementite transformation in steels [PDF]

International Materials Reviews, 2009
A comprehensive, critical, and up to date review is presented for the proeutectoid cementite transformation in steels. It is believed that many of the new findings, features, and concepts presented here for this classic phase transformation in steels ...
Aaronson H. I., Barrett C. S., Bataev A. A., Carter A., Davenport A. T., Dubé C. A., Forsman O., G. Spanos*, Greninger A. B., Hawbolt E. B., Heckel R. W., Heckel R. W., Heckel R. W., Hendricks S. B., Hillert M., Howe H., Hultgren A., Hultgren A., Kral M. V., M. V. Kral, Mehl R. F., Mehl R. F., Mehl R. F., Obara T., Osmond F., Owen W. S., Pitsch W., Sorby H. C., Spanos G., Thou D. S., Trivedi R., Warlimont H., Wieland H., Zener C., Zhang M. X.   +34 more
exaly   +3 more sources

INFLUENCE OF PLASTIC DEFORMATION CARBON STEEL ON THE PROCESS OF BURNING ELECTRIC ARC [PDF]

Scientific Journal of Silesian University of Technology. Series Transport, 2021
During a study of the combustion process of a direct polarity electric arc, a directly proportional dependence of the electric current value on the degree of cold plastic deformation of carbon steel used as an electrode was found.
Igor Alex VAKULENKO, Sergey PLITCHENKO, Bulent KURT, Hangardas ASKEROV, Svetlana PROYDAK, Ahmet Emrah ERDOGDU   +5 more
doaj   +1 more source

Evolution of Cementite Substructure of Rails from Hypereutectoid Steel during Operation

Metals, 2023
Transmission electron microscopy methods were used to analyze the cementite substructure in the head of special-purpose long rails of the DT400IK category, made of hypereutectoid steel, after long-term operation on an experimental track on the Russian ...
Victor Gromov, Yurii Ivanov, Mikhail Porfiriev, Yulia Shliarova   +3 more
doaj   +1 more source

Effect of pearlitic and bainitic initial microstructure on cementite spheroidization in rail steels

Journal of Materials Research and Technology, 2023
To improve the performance of the rails and wheels for the railway industry, new microstructures need to be researched. Nevertheless, the soft region observed in the weld heat-affected zone (HAZ), caused by the spheroidization of cementite, leads to ...
Henrique Boschetti Pereira, Edwan Anderson Ariza Echeverri, Dany Michell Andrade Centeno, Samuel da Silva de Souza, Luiz Felipe Bauri, Marcos Dorigão Manfrinato, Mohammad Masoumi, Luiz Henrique Dias Alves, Helio Goldenstein   +8 more
doaj   +1 more source

Molecular dynamics simulation study on impact of interface chemistry on pearlite mechanical response

Materials Research Express, 2023
The molecular dynamics (MD) simulation method was adopted to explore impact of interface chemistry on pearlite mechanical response of Bagaryatskii orientation relationship between ferrite and cementite.
Haichao Zhang, Yinli Chen, Yanhui Sun
doaj   +1 more source

Redistribution of Mn between α-Fe matrix and θ cementite during long-term thermal aging in a low alloy steel

工程科学学报, 2020
The addition of certain amounts of Mn in steel has long been known to retard the growth and coarsening of cementite during tempering, which can increase the tempering resistance of carbon steels.
Zhi-quan ZHANG, Bang-xin ZHOU, Jun-an WANG, Wen-qing LIU   +3 more
doaj   +1 more source

The Role of Iron Carbide in the Abyssal Formation of Hydrocarbons in the Upper Mantle

Geosciences, 2021
The existence of iron carbide in the upper mantle allows an assumption to be made about its possible involvement in the abyssal abiogenic synthesis of hydrocarbons as a carbon donor.
Aleksandr Serovaiskii, Vladimir Kutcherov   +1 more
doaj   +1 more source

Effect of Microstructure Evolution on Mechanical Properties of 87Mnsi Steel Wire Rod for Bridge Cable [PDF]

Teshugang
 According to the abnormal fracture phenomenon of 87MnSi steel wire rod for bridge cable， the evolution of microstructure and mechanical properties during production processing were systematically analyzed.
Qu　Xiaobo, Wang　Miao, Cao　Lei, Wang　Luyi, Rao　Zicai, Ji　Wenjie, Wu　Yanxin, Wu　Xiaoyan, Wang　Tianxiang, Jiang　Haitao
doaj   +3 more sources