Zhinan Yang
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View article: Carbon rejection triggered by lattice contraction at low-temperature making nano-bainitic steel toughener
Carbon rejection triggered by lattice contraction at low-temperature making nano-bainitic steel toughener Open
In the steel industry, enhancing the toughness of the material often reduces strength. This study employs shallow cryogenic treatment on high-carbon nano-bainitic steel, inducing lattice shrinkage via cryogenic contraction stress. At low t…
View article: Recapitulating hypoxic metabolism in cartilaginous organoids via adaptive cell-matrix interactions enhances histone lactylation and cartilage regeneration
Recapitulating hypoxic metabolism in cartilaginous organoids via adaptive cell-matrix interactions enhances histone lactylation and cartilage regeneration Open
Mesenchymal condensation, characterized by rapid proliferation and aggregation of precursor cells within a restructured mesodermal extracellular matrix, is critical for skeletal tissue development, including articular cartilage. This proce…
View article: Quantitative influence of solidification path on solute micro-segregation and inclusion precipitation in the solidification process of rail steel
Quantitative influence of solidification path on solute micro-segregation and inclusion precipitation in the solidification process of rail steel Open
A solute redistribution model, which takes the phase transformation and MnS precipitation during the solidification of rail steel into consideration, was established. The influence of solidification path on solute micro-segregation and inc…
View article: The Effect of σ Phase Content on the Hot Working Properties of Super Austenitic Stainless Steel Containing 7Mo-0.42N
The Effect of σ Phase Content on the Hot Working Properties of Super Austenitic Stainless Steel Containing 7Mo-0.42N Open
In the present study, super austenitic stainless steel containing 7Mo-0.42N was isothermally treated at 1100 °C, 1200 °C, and 1250 °C for different times, in order to obtain the samples with different σ precipitate content of 7%, 1.4%, and…
View article: Introducing nano-VC precipitates makes ultrafine bainitic steel a better combination of strength, ductility, and toughness
Introducing nano-VC precipitates makes ultrafine bainitic steel a better combination of strength, ductility, and toughness Open
Simultaneously enhancing the strength, plasticity, and toughness of metal materials has been a prominent research objective. In this study, the precipitation of nano-scale vanadium carbide particles at a lower tempering temperature is cont…
View article: Effects of hydrogen on the formation of nanocrystalline at rolling contact surface of bainitic rail steel
Effects of hydrogen on the formation of nanocrystalline at rolling contact surface of bainitic rail steel Open
A newly discovered peculiar microstructure at the rolling contact surface of bainitic rail steel has been investigated via positron annihilation technique and X-ray diffraction. The results show that the nanocrystalline layer is produced t…
View article: Integrated multiple-omics reveals the regulatory mechanism underlying the effects of homologous Bacillus tequilensis (GCB-3) on growth performance of grass carp (Ctenopharyngodon idellus)
Integrated multiple-omics reveals the regulatory mechanism underlying the effects of homologous Bacillus tequilensis (GCB-3) on growth performance of grass carp (Ctenopharyngodon idellus) Open
The purpose of this study was to investigate the regulatory mechanism of Bacillus tequilensis (GCB-3) in improving the growth performance of grass carp by microbiome and targeted metabolomics analysis. Fish were fed with different amounts …
View article: Effects of two-step austempering processes on the wear resistance and fatigue lifetime of high-carbon nanostructured bainitic steel
Effects of two-step austempering processes on the wear resistance and fatigue lifetime of high-carbon nanostructured bainitic steel Open
The previous research on two-step austempering processes have been mainly focused on the bainitic transformation kinetics, with few details the relationships between the parameters of two-step austempering process and the wear properties a…
View article: Carbon Atom Distribution and Impact Toughness of High-Carbon Bainitic Steel
Carbon Atom Distribution and Impact Toughness of High-Carbon Bainitic Steel Open
High-carbon nano bainitic steel is currently a hot research topic. The effect of the matrix’s carbon content and carbon atom distribution on the toughness of high-silicon, high-carbon bainitic steel is studied. The microstructure under an …
View article: Review on steels for railway tracks
Review on steels for railway tracks Open
铁路是国家的重要基础设施,是国家综合交通运输体系的骨干,铁路运输在推动国民经济发展中扮演着举足轻重的角色。经过多年的发展,我国铁路取得了举世瞩目的成就,成为推动世界铁路发展的重要力量。轨道是铁路系统的关键组成部分,引导机车车辆运行,其稳定、安全、长寿的服役性能对于保证国家和人民财产安全、提升铁路运输效率至关重要,同时也是支持铁路快速发展的关键保障。随着铁路运输向高速、重载、大轴重等趋势发展,铁路线路向高海拔、强辐照、大温差等地区挺近,轨道的服役条件不断恶化,导致铁路系统对轨…
View article: Effect of Cold Rolling and Cryogenic Treatment on the Microstructure and Mechanical Properties of Fe–32Ni Alloy
Effect of Cold Rolling and Cryogenic Treatment on the Microstructure and Mechanical Properties of Fe–32Ni Alloy Open
In this work, the effects of cold rolling (CR) and cold rolling–cryogenic treatment (CR–CT) on the microstructure and mechanical properties of Fe–32Ni alloy were studied via optical microscopy methods, OM, SEM, XRD, TEM, tensile strength a…
View article: Study of the solute micro-segregation behaviour of bainite rail steel in the continuous casting process
Study of the solute micro-segregation behaviour of bainite rail steel in the continuous casting process Open
A coupled model of micro-segregation and macro-heat transfer was established to study the solute micro-segregation behaviour of bainite rail steel in the continuous casting process. The effects of solute elements, effective cooling rate of…
View article: Effect of the cooling rate in the medium temperature zone on the phase transformation and microstructure of carbide-free bainitic steel
Effect of the cooling rate in the medium temperature zone on the phase transformation and microstructure of carbide-free bainitic steel Open
Controlling continuous cooling is considered an effective means of producing high-strength and high-toughness bainitic steel. A medium carbon bainite frog steel is designed. By combining a thermal dilatometer with in-situ high-temperature …
View article: Effect of rapid tempering at high temperature on microstructure, mechanical properties and stability of retained austenite of medium carbon ultrafine bainitic steel
Effect of rapid tempering at high temperature on microstructure, mechanical properties and stability of retained austenite of medium carbon ultrafine bainitic steel Open
Rapid tempering at high temperature is beneficial to release residual stress. However, the evolution of microstructure and mechanical properties of ultrafine bainitic steel after rapid tempering at high temperature is still unclear. In thi…
View article: Microstructural evolution of cast super austenitic stainless steel during hot compression
Microstructural evolution of cast super austenitic stainless steel during hot compression Open
In the present paper, the effect of strain on the microstructure evolution of 7Mo-0.42N contained cast super austenitic stainless steel (SASS) during compression deformation at 1200 °C was systematically studied to optimize the hot working…
View article: Bioinspired Tumor‐Targeting and Biomarker‐Activatable Cell‐Material Interfacing System Enhances Osteosarcoma Treatment via Biomineralization
Bioinspired Tumor‐Targeting and Biomarker‐Activatable Cell‐Material Interfacing System Enhances Osteosarcoma Treatment via Biomineralization Open
Osteosarcoma is an aggressive malignant tumor that primarily develops in children and adolescents. The conventional treatments for osteosarcoma often exert negative effects on normal cells, and chemotherapeutic drugs, such as platinum, can…
View article: Enhanced thermoplasticity of 7Mo-0.4 N contained super austenitic stainless steel through pre-deformation
Enhanced thermoplasticity of 7Mo-0.4 N contained super austenitic stainless steel through pre-deformation Open
This study investigated the hot tensile deformation behavior of super austenitic stainless steel (SASS) with different pre-deformation degrees within 1150–1250 ˚C. The influence of pre-deformation on the number of annealing twin (AT), grai…
View article: Effect of Surface Impacting Parameters on Wear Resistance of High Manganese Steel
Effect of Surface Impacting Parameters on Wear Resistance of High Manganese Steel Open
High manganese steel has always been subjected to pre-hardening treatment before use owing to its low initial strength. Therefore, cast high manganese steel was pre-hardened in this work by surface impacting treatment under different param…
View article: Effect of ausforming on the bainitic transformation and microstructure in medium carbon V–N micro-alloyed steel
Effect of ausforming on the bainitic transformation and microstructure in medium carbon V–N micro-alloyed steel Open
Ausforming at 900 °C with 30% reduction in V and N micro-alloyed steel could induce VN precipitation, which has low lattice misfit (1.8%) with bainitic ferrite in a particular crystal orientation. The incubation period of bainitic transfor…
View article: Effects of Preformed Martensite on Microstructure and Mechanical Properties of Nanobainite Bearing Steel
Effects of Preformed Martensite on Microstructure and Mechanical Properties of Nanobainite Bearing Steel Open
Previous studies have indicated that the preformed martensite has a significant effect on the subsequent bainite transformation of nanobainite bearing steel, but its effects on the microstructure and mechanical properties are still unclear…
View article: Influence of Carbon Content on Tensile Properties of Pure High Manganese Austenitic Steel
Influence of Carbon Content on Tensile Properties of Pure High Manganese Austenitic Steel Open
The tensile properties of high manganese austenitic steels with a carbon content ranging from 0.79 to 1.28 wt.% were tested. X-ray diffraction, electron backscattering diffraction, transmission electron microscopy, and optical microscopy w…
View article: Effect of Austempering on Mechanical Properties of Nb/V Microalloyed Bainitic Bearing Steel
Effect of Austempering on Mechanical Properties of Nb/V Microalloyed Bainitic Bearing Steel Open
In this study, a multi-element microalloyed GCr15Si1MoNbV bainitic bearing steel was designed by adding trace amounts of Nb and V. The bainite/martensite/retained austenite/undissolved carbide multiphase bearing steel with a short heat-tre…
View article: In-situ observation of phase transformation during heat treatment process of high-carbon bainitic bearing steel
In-situ observation of phase transformation during heat treatment process of high-carbon bainitic bearing steel Open
Phase transformation during austenitizing process and heat treatment process under slow cooling of high-carbon bainitic bearing steel is still unclear. Direct nano-scale microscopic observation and in-situ X-ray diffraction investigations …
View article: Study on Friction and Wear Properties of New Self-Lubricating Bearing Materials
Study on Friction and Wear Properties of New Self-Lubricating Bearing Materials Open
In this paper, friction and wear tests were carried out: 45# steel (carbon steel) was rubbed with aluminum bronze, aluminum bronze-based inlaid solid self-lubricating bearing (ISSLB) material, tin bronze, and tin bronze-based ISSLB materia…