Results 11 to 20 of about 8,360,762 (202)

Recrystallization Mechanism and Processing Map of 18CrNiMo7-6 Alloy Steel during Hot Deformation

open access: yesMetals, 2022
In this study, isothermal single-pass forming doformation of forged 18CrNiMo7-6 alloy steel was carried out by Gleeble-3500 thermal simulation testing machine.
Yikui Xie   +5 more
doaj   +3 more sources

Contact Fatigue Behavior Evolution of 18CrNiMo7-6 Gear Steel Based on Surface Integrity

open access: yesMetals, 2023
In this work, the surface integrity (surface morphology, microstructure, microhardness, residual stress) of contact fatigue (CF) samples with different numbers of running cycles was comprehensively studied.
Luji Wu   +4 more
doaj   +3 more sources

Attaining Ultra-Smooth 18CrNiMo7-6 Case Hardening Steel Surfaces with Chemical Mechanical Polishing

open access: yesLubricants, 2022
Smooth surfaces are conducive to improving the lubrication of gears in mechanical systems. In this study, chemical mechanical polishing (CMP) was used to process 18CrNiMo7-6 case hardening steel, a typical material for gears.
Wumao Peng   +4 more
doaj   +3 more sources

Shot Peening Effects on Subsurface Layer Properties and Fatigue Performance of Case-Hardened 18CrNiMo7-6 Steel

open access: yesAdvances in Materials Science and Engineering, 2018
The present study is conducted with a dual-aim: firstly, to examine the effect of several single shot peening conditions on the subsurface layer properties and fatigue performance of the case-hardened 18CrNiMo7-6 steel, and secondly, to propose an ...
H. S. Ho   +3 more
doaj   +2 more sources

Stress Field Simulation and its Experimental Verification of Carburizing-Quenching Process Performed on 18CrNiMo7-6 Steel

open access: yesMedžiagotyra, 2023
The carburizing and quenching process of 18CrNiMo7-6 steel was performed through simulation methods and experiments. The study was carried out to accurately predict the residual stress distribution of carburized samples after the quenching process.
Shengwei QIN, Haiyang MA, Lianxiang WANG
doaj   +2 more sources

Effect of temperature on the frictional behavior of 18CrNiMo7-6 under lubrication

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2022
In the process of gear meshing, the tooth surface will produce friction heat, which will in turn act on the friction coefficient. The temperature does not directly affect the friction coefficient of the gear tooth surface, but indirectly through ...
Fei LIU   +4 more
doaj   +2 more sources

Effect of carburizing process on high cycle fatigue behavior of 18CrNiMo7-6 steel

open access: yesJournal of Materials Research and Technology, 2022
Carburizing heat treatment is widely used in the fabrication of gears to improve their fatigue performance. The effects of carburizing process on the material properties surface hardness, residual stresses, retained austenite of case-hardened 18CrNiMo7-6 ...
Shengwei Qin   +4 more
doaj   +2 more sources

Effect of cylindrical longitudinal grinding process on surface integrity of 18CrNiMo7–6 steel

open access: yesJin'gangshi yu moliao moju gongcheng, 2022
In order to explore the influence of the grinding process parameters on the surface roughness and surface layer residual stress of 18CrNiMo7–6 steel, the cylindrical longitudinal grinding experiment was carried out by using an end cylindrical grinder ...
Haoyang ZHU   +4 more
doaj   +2 more sources

Investigation of overlap effects in abrasive water jet strengthening of carburized 18CrNiMo7–6 alloy steel

open access: yesMaterials Research Express
The application of abrasive water jet (AWJ) technology is prevalent in enhancing the surfaces of intricate and high-strength components, thereby augmenting their resistance to fatigue.
Lan-rong Liu   +5 more
doaj   +2 more sources

Comparison of Tooth Root Bending Fatigue Life Between 18CrNiMo7-6 and 20CrMnTi Materials

open access: yesJixie chuandong, 2021
In order to compare the tooth root bending fatigue life of 18CrNiMo7-6 and 20CrMnTi gears,based on the fatigue characteristics of these two materials,the gear model is built by using the GearTrax plug-in in the 3D modeling software SolidWorks.
Daojun Li, Qingbo Lu, Deping Liu
doaj   +1 more source

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