Results 31 to 40 of about 45,358 (226)
Materials Science, 2023 Tool life performances of Al2O3+TiC and TiN+AlCrN tool inserts were investigated experimentally under different cutting conditions in turning AISI 4140 steel. The tool life model is defined in accordance with a maximum surface roughness of 0.8 μm for the
P. Paengchit, C. Saikaew
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Coatings, 2023 Dry hard-turning is a vital manufacturing method for machining hardened steel due to its low cost, high machining efficiency, and green environmental protection.
M. Özdemir +2 more
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The Effects of Shallow Cryogenic Process On The Mechanical Properties of AISI 4140 Steel
Gazi Üniversitesi Fen Bilimleri Dergisi, 2018 In this study, shallow cryogenic treatments were carried out for various holding time to AISI 4140 steel and the effects of heat treatment parameters on wear behavior, impact strength and tensile strength were investigated. Three different holding times
Eşref KIZILKAYA, İsmail OVALI
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Relationship between surface characteristics and the fatigue life of deep rolled AISI 4140 steel
The International Journal of Advanced Manufacturing Technology, 2023 Deep rolling is an effective and economically viable mechanical surface treatment that induces surface deformation by the action of a rolling tool. It is capable of reducing roughness, increasing hardness, and inducing compressive residual stresses on ...
A. M. Martins +3 more
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Wear performance of AISI 4140 low-alloy steel PVD coated with TiN
Advances in Materials and Processing Technologies, 2023 This study studied the tribological properties of PVD AISI 4140 low – alloy TiN coated and reported. The morphologies before testing are assessed with a laser confocal microscope and XRD.
R. D. Murwamadala, Vasudeva Veeredhi Rao
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Microstructure and Mechanical Properties of Modified AISI 4140 Steel with Addition of Cr and W Elements [PDF]
Archives of Metallurgy and MaterialsHigh-temperature environments require materials with exceptional properties, including strength, oxidation resistance, and wear resistance. Quenched and tempered (QT) AISI 4140 steel, a chromium-molybdenum low-alloy steel, is known for its superior ...
Gang Ho Lee +4 more
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Microstructure authentication on mechanical property of medium carbon Low alloy duplex steels
Journal of Materials Research and Technology, 2020 The present study emphasizes on the mechanical characterization of medium carbon AISI 1040 and 4140 duplex steels. AISI 1040 and 4140 steels are generally used as structural steels for varying applications, ranging from construction field material to ...
B.M. Gurumurthy +5 more
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Pengaruh Proses Bubut Baja AISI 4140 terhadap Mental Workload dengan Metode NASA-TLX
Rekayasa Mesin, 2021 This study aims to analyze the mental workload with the experimental method when operating a lathe under two different conditions, namely by using cooling and without cooling.
Meri Rahmi +2 more
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Propriedades do aço AISI 4140 nitretado a gás [PDF]
Matéria (Rio de Janeiro), 2017 RESUMO Nitretação está entre os tratamentos superficiais mais efetivos. Os principais benefícios da nitretação aos aços são o aumento da dureza, resistência ao desgaste, resistência à fadiga e resistência à corrosão. Com isso, este trabalho tem por objetivo avaliar a resposta do AISI 4140 a diferentes condições de nitretação, quanto às propriedades ...
Diehl, Igor Luis +2 more
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Development of powder bed fusion – laser beam process for AISI 4140, 4340 and 8620 low-alloy steel
Powder Metallurgy, 2022 This study focuses on process development and mechanical property evaluation of AISI 4140, 4340 and 8620 low-alloy steel produced by powder bed fusion – laser beam (PBF-LB). Process development found that increasing the build plate preheating temperature
W. Hearn, P. Harlin, E. Hryha
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