Results 1 to 10 of about 71 (52)

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   +4 more sources

Anisotropic elastic–plastic properties of surface-modified layers of 18CrNiMo7-6 alloy steel after carburizing heat treatment determined by an indentation method

open access: yesJournal of Materials Research and Technology, 2022
This work considers the analytical solution of the contact problem between a conical indenter and a transversely isotropic material, and uses a finite element method to determine the correction coefficient to implement in the analytical solution ...
GuangTao Xu   +6 more
doaj   +4 more sources

Dislocation density-based simulation of pre-mixed jet effects on residual stress and cell size in 18CrNiMo7-6 alloy steel

open access: yesJournal of Materials Research and Technology
In this paper, a finite element model is developed to investigate residual stress and microstructural changes in 18CrNiMo7-6 alloy steel during pre-mixed jet strengthening.
MingHao Zhao   +5 more
doaj   +4 more sources

Characterization of the plasticity parameters of the surface-modified layer of 18CrNiMo7-6 alloy steel after carburizing heat treatment through the indentation method

open access: yesJournal of Materials Research and Technology, 2021
A surface-modified layer (SML) can play an important role in the durability and in-service behavior of key components, but characterization of the mechanical properties of SML is complex.
GuangTao Xu   +4 more
doaj   +2 more sources

Bending Fretting Fatigue Characteristics of 18CrNiMo7-6 Alloy Steel

open access: yesCailiao gongcheng, 2017
A series of bending fretting fatigue tests of 18CrNiMo7-6 alloy steel were carried out, the bending fretting fatigue S-N curve was built up, and an analysis was made on the test results.
SHEN Yan-tuan   +5 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

Indentation Characterization Method for Hardness of Surface-modified Layer [PDF]

open access: yesZhengzhou Daxue xuebao. Gongxue ban, 2021
In order to measure the hardness parameters of the surface-modified layer(SML)of key components after surface modification,in this paper a method to characterize the hardness of the SML was proposed.According to the relationship between hardness and ...
Xu Guangtao   +3 more
doaj   +1 more source

Investigation on Failure Parameters of J-C Damage Model of 18CrNiMo7-6 Alloy Steel [PDF]

open access: yesZhengzhou Daxue xuebao. Gongxue ban, 2023
In this study, three series of mechanical tests were carried out on 18CrNiMo7-6 alloy steel materials to determine the damage parameters of the Johnson-Cook (J-C) damage model, which could be widely used in numerical simulations such as high-speed impact
WU Shaoyang   +4 more
doaj   +1 more source

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   +1 more source

A mathematical model for the cylindrical grinding responses of 18CrNiMo7-6 alloy steel

open access: yes, 2023
Abstract Due to its exceptional mechanical properties, 18CrNiMo7-6 alloy steel is one of the preferred materials for producing critical components of high-speed heavy-duty gearboxes. To study the relationship between cylindrical grinding parameters, i.e., workpiece speed, wheel speed and grinding depth, and grinding responses (grinding force ...
Jianwei Zhang   +6 more
openaire   +1 more source

Home - About - Disclaimer - Privacy