Results 11 to 20 of about 895 (232)

Physical and numerical simulation of the coalescence of liquid inclusion particles in molten steel

open access: yes工程科学学报, 2019
In steelmaking process, nonmetallic inclusions are often considered to be detrimental to the mechanical properties and product quality of steel as they influence the microstructure of the steel matrix to a large extent, and thus, much industrial efforts ...
CHEN Kai-lai   +4 more
doaj   +1 more source

Detection of nonmetallic inclusion in high-strength gear steel with high cleanliness

open access: yes工程科学学报, 2020
It is well known that large-sized nonmetallic inclusion seriously affects the mechanical properties of high-strength steels, particularly the fatigue properties.
Na XIAO   +4 more
doaj   +1 more source

Concepts and characteristic curves for the kinetic transformation of nonmetallic inclusions in liquid steel during solidification and cooling and in solid steel during heating process

open access: yes工程科学学报, 2023
The composition of nonmetallic inclusions in the steel varied continuously during the solidification and cooling process of the molten steel and the heating process of the solid steel.
Yue-xin ZHANG   +5 more
doaj   +1 more source

Automated feature analysis as a tool for non-metallic inclusion analysis in solidified metals

open access: yesOpen Ceramics, 2023
In-depth analysis of the non-metallic inclusion population in solidified metals is essential considering the high cleanliness requirements for metallic components.
Florian Kerber   +5 more
doaj   +1 more source

Evolution of nonmetallic inclusions in pipeline steel during LF and VD refining process

open access: yesHigh Temperature Materials and Processes, 2020
The formation and evolution of nonmetallic inclusions in pipeline steel were investigated by SEM, EDS and INCA Feature Analysis System, with the industrial process of electric arc furnace → ladle furnace (LF) refining → vacuum degassing → continuous ...
Zhu Hangyu   +4 more
doaj   +1 more source

New insights of heterogeneous nucleation and anisotropic growth of acicular ferrite on non-metallic inclusion

open access: yesMaterials & Design, 2022
This work studies the acicular ferrite (AF) nucleation and growth from a classical defect, i.e. non-metallic inclusion surface. The heterogeneous AF-nucleation probability on NMI is predicted by a mathematical model following the classical nucleation ...
Changji Xuan, Wangzhong Mu
doaj   +1 more source

Evaluation of Sulfide Inclusions before and after Deformation of Steel by Using the Electrolytic Extraction Method

open access: yesMetals, 2021
The characteristics of elongated MnS have a critical effect on fatigue anisotropy and all mechanical anisotropies. A comparative investigation of nonmetallic inclusions in both stainless steels and tool steels has been carried out in this study.
Shuo Guo   +3 more
doaj   +1 more source

Nonmetallic inclusion removal of Si-Mn deoxidized steel by nitrogen absorption and release method

open access: yes工程科学学报, 2018
The micro nonmetallic inclusion and oxygen content in steel significantly affect its performance, and removing the inclusion involves a difficult process. A nitrogen absorption and release method has been developed with which nonmetallic inclusions and T[
ZHANG Jie   +5 more
doaj   +1 more source

Analyse and research of nonmetallic inclusions for steel 100Cr6 [PDF]

open access: yesMetalurgija, 2009
Steel 100Cr6 belongs to a group of hardened steels, which are applicable for production of rolling element parts. Because of specific working conditions, a proper chemical composition is required with a minimum content of nonmetallic inclusion.
I. Vitez   +3 more
doaj  

Modeling Inclusion Formation during Solidification of Steel: A Review

open access: yesMetals, 2017
The formation of nonmetallic inclusions in the solidification process can essentially influence the properties of steels. Computational simulation provides an effective and valuable method to study the process due to the difficulty of online ...
Dali You   +4 more
doaj   +1 more source

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