Results 21 to 30 of about 167,470 (197)

Determination of pearlite morphology in high-carbon hot rolled steel

Archives of Metallurgy and Materials, 2017
The article presents the results of tests of influence of the thermo-mechanical treatment parameters on the mechanical properties and microstructure of steel C70D for wire rod.
Szala J., Kuc D.
doaj   +1 more source

Improving Cyclability of Lithium Metal Anode via Constructing Atomic Interlamellar Ion Channel for Lithium Sulfur Battery

Nanoscale Research Letters, 2021
Uniform migration of lithium (Li) ions between the separator and the lithium anode is critical for achieving good quality Li deposition, which is of much significance for lithium metal battery operation, especially for Li–sulfur (Li–S) batteries ...
Mao Yang, Nan Jue, Yuanfu Chen, Yong Wang   +3 more
doaj   +1 more source

Influence of growth velocity v and temperature gradient G on the interlamellar spacing λ of FeC unidirectionally crystallized eutectic [PDF]

Journal of Mining and Metallurgy. Section B: Metallurgy
The paper presents the results of investigations concerning the influence of growth velocity (v) and temperature gradient (G) on the interlamellar spacing (λ) in an irregular iron-carbon (Fe-C) eutectic unidirectionally crystallized.
Świątkowski Adrian, Wiktor Tomasz, Kopyciński Dariusz   +2 more
doaj   +1 more source

Microstructural Evolution of a Pearlitic Steel Subjected to Thermomechanical Processing [PDF]

Materials Research, 2018
The microstructural alterations suffered during the process of drawing deformation and subsequent annealing of pearlitic steel wires, were evaluated by scanning electron microscopy and atomic force microscopy.
Ana Carolina Ribeiro Duarte, Rachel Santos Mendes, Manuela Fontana, Fabiane Roberta Freitas da Silva, Gabriel Gonçalves Pessoa de Castro, Jefferson Fabrício Cardoso Lins   +5 more
doaj   +1 more source

Modeling of the interlamellar spacing of isothermally formed pearlite in a eutectoid steel [PDF]

Scripta Materialia, 2000
Peer ...
García Caballero, Francisca, Capdevila, Carlos, García de Andrés, Carlos   +2 more
openaire   +2 more sources

Influences of Pearlite Interlamellar Spacing on Wear and Rolling Contact Fatigue Behaviors of Pearlitic Rails on Field Tracks

Lubricants
As a core load-bearing component for railway vehicles, rails are largely responsible for the safety and stability of train operation, and their service performance is inherently governed by material microstructure.
Junjie Fei, Hongfang Qi, Bei Yuan, Minbiao Wan, Linlang Zhang   +4 more
doaj   +1 more source

Experimental verification and validation of the phase transformation model used for optimization of heat treatment of rails [PDF]

Computer Methods in Materials Science, 2014
Dilatometric tests for the eutectoid steel were performed and the results were used for identification of the phase transformation model for this steel. Physical simulations of controlled heat treatment of rail head were performed.
Roman Kuziak, Ryszard Molenda, Andrzej Wrożyna, Jan Kusiak, Maciej Pietrzyk   +4 more
doaj   +1 more source

The Influence of Wheel/Rail Contact Conditions on the Microstructure and Hardness of Railway Wheels [PDF]

, 2014
The susceptibility of railway wheels to wear and rolling contact fatigue damage is influenced by the properties of the wheel material (microstructure and hardness).
Bevan, Adam, Claire Davis, Paul Molyneux-Berry, Adam Bevan, Molyneux-Berry, Paul, Davis, Claire   +5 more
core   +1 more source

Study on Stress Corrosion Cracking Mechanism of Steel Wires with Different Strength Levels

Metals
In civil engineering, stress corrosion cracking (SCC) is a common cause of premature failure in steel wires, and effective solutions are currently limited.
Guangze Zhao, Xu Ma, Ke Ma
doaj   +1 more source

Structural Evolution of Low-Molecular-Weight Poly(ethylene oxide)-block-polystyrene Diblock Copolymer Thin Film

The Scientific World Journal, 2013
The structural evolution of low-molecular-weight poly(ethylene oxide)-block-polystyrene (PEO-b-PS) diblock copolymer thin film with various initial film thicknesses on silicon substrate under thermal annealing was investigated by atomic force microscopy,
Hui Wu, Xiaohua Huang
doaj   +1 more source