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  1. No Access

    Article

    Improving the Hydrogen Embrittlement Property of 1.8 GPa Press-Hardened Steel by Controlling the Prior Austenite Grain Size

    Press-hardened steel (PHS) with a tensile strength of 1.8 GPa exhibits significant potential for lightweight applications in automobile industry. Nevertheless, H embrittlement (HE) remains a serious concern in...

    D. H. Du, Y. Zhang, Z. Y. Geng, B. B. He… in Metallurgical and Materials Transactions A (2024)

  2. No Access

    Article

    Experimental Determination of the Isothermal Sections and Liquidus Surface Projection of the Co–V–Zr System

    The construction of the experimental liquidus surface projection and isothermal sections of the Co–V–Zr ternary system was based on the analyses of solidification microstructures and phase constituents. A new ...

    Jiaxing Sun, Cui** Guo, Changrong Li… in Metallurgical and Materials Transactions A (2024)

  3. No Access

    Article

    Liquefaction Characteristics and Cracking Behavior of the Grain Boundaries and Interdendritic Regions in Non-Weldable K447A Superalloy During Laser Re-Melting

    Nickel-based superalloys with high Al + Ti content are considered non-weldable, and hot cracking is a major challenge in their thermal fabrication processes. In this study, the microstructure liquefaction char...

    Qi Wei, Shangzhe Du, Pulin Nie, Chengwu Yao… in Metallurgical and Materials Transactions A (2024)

  4. No Access

    Article

    Effect of Rolling Temperature on the Mechanical Properties and Corrosion Behavior of Mg–Zn–Y–Nd Alloy Thin Sheets

    There is a growing demand for degradable membranes with sufficient mechanical properties to guide tissue regeneration in dental surgery. In the present work, a two-stage rolling process in which the first roll...

    Zhibin Liu, Guangya Zhu, Wenkai Li, Di Mei… in Acta Metallurgica Sinica (English Letters) (2024)

  5. No Access

    Article

    A Novel Approach for Rapid Evaluating Cavitation Erosion Resistance of Metallic Materials

    For the evaluation of cavitation erosion resistance of metallic materials, it has always been a time-consuming technical problem. This paper innovatively proposed a parameter named cavitation hardening rate to...

    Yu Li, Zhenbo Qin, **aoyang Du, Da-Hai **a… in Acta Metallurgica Sinica (English Letters) (2024)

  6. No Access

    Article

    A Novel Multiphase Stainless Steel with Ultra-Low Yield Ratio and High Ductility

    This study focuses on develo** a novel multiphase stainless steel with enhanced ductility and an ultralow yield ratio achieved through solid-solution treatment. The steel exhibits remarkable mechanical prope...

    Menghao Liu, Cuiwei Du, Yuewu Li, **aogang Li in Acta Metallurgica Sinica (English Letters) (2024)

  7. No Access

    Article

    Microstructure and Mechanical Properties of Al2O3p/AZ91 Magnesium Matrix Laminated Material Adjusted by Freezing Temperature

    The Al2O3 laminated preforms with different layers thickness were prepared by freezing casting in present work. Then, the Al2O3p/AZ91 magnesium matrix laminated materials were obtained by infiltrating the AZ91 al...

    Ze-**n Bai, Kun-Kun Deng, Ze-Qi Du… in Acta Metallurgica Sinica (English Letters) (2024)

  8. Article

    Open Access

    An Improved Model for Molar Volumes of Ti-Carbide, Ti-Nitride and Ti-Carbo-Nitride

    Molar volume of titanium carbonitride is modelled as function of composition and temperature by two-sublattice model Ti1(C, N, Va)1. Deviations from the ideal solution model in Ti–TiX sections were modelled by re...

    Huaqing Zhang, Yong Du, George Kaptay in Metallurgical and Materials Transactions A (2024)

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  9. No Access

    Article

    Displacement and Migration Behavior of Al3+ in Ca2Fe2−xAlxO5 Solid Solution During Reduction Process

    Ca2Fe2−xAlxO5 solid solution is an intermediate product for reduction of complex calcium ferrites, which is a restrictive step for efficient metallurgy of high-aluminum iron ore for ironmaking. In this work, thre...

    Yu Du, **ng-Min Guo in Metallurgical and Materials Transactions B (2024)

  10. No Access

    Article

    Free and Combined Carbon in Iron Using CH4 as Carburizing Gas, in the Temperature Range from 900 °C to 1050 °C

    Iron carbide is a metastable phase which can be produced after reduction and carburization of iron ores by gas-solid reactions. The total carbon concentration in Direct Reduced Iron (DRI) is present as free ca...

    Alberto N. Conejo, Yajie Du, Jianliang Zhang… in Metallurgical and Materials Transactions B (2024)

  11. No Access

    Article

    Diffusion Growth and Mechanical Properties of Intermetallic Compounds in Mg–Pr System

    The diffusion behavior and the mechanics performance of the Mg–Pr system have been characterized by the application of the diffusion coupling technique. Within the diffusion zone, four distinct intermetallic c...

    Zhiying Li, Yongkang Tan, Fali Liu… in Metallurgical and Materials Transactions A (2024)

  12. No Access

    Article

    Solidification Microstructure Reconstruction and Its Effects on Phase Transformation, Grain Boundary Transformation Mechanism, and Mechanical Properties of TC4 Alloy Welded Joint

    In this study, the solidification microstructure, reconstructed by the method of parent grain crystallographic reconstruction (PGCR), was studied for TC4 titanium alloy welded joint. The investigation focused ...

    **hong Du, Hongbing Liu, Fei Wang, Wen Bao… in Metallurgical and Materials Transactions A (2024)

  13. No Access

    Article

    Efficient Modeling of Composition-Dependent Lattice Constants of Multicomponent Metallic Solid Solutions Based on High-Throughput Experiment

    The lattice constants of metallic solid solutions are composition-dependent and closely correlated to many physical properties such as solid solution strengthening and lattice misfit etc. The traditional way o...

    Yuanxun Zhou, Jiantao Fan, Biao Wu, Cai Chen… in Metallurgical and Materials Transactions A (2024)

  14. No Access

    Article

    Tailoring the Microstructure and Mechanical Property of Mg-Zn Matrix Composite via the Addition of Al Element

    The semi-solid stir casting method is adopted to prepare 10 wt% SiCp/Mg–6Zn–0.5Ca–xAl (x = 0, 1, 3 and 5 wt%) composites, and the microstructure evolution and mechanical property of composites with various Al con...

    Chong Wang, Fuyuan Liu, Xuejian Wang… in Acta Metallurgica Sinica (English Letters) (2024)

  15. No Access

    Article

    Synergistic Effects of Carbon Nanotube (CNT) and Reduced Graphene Oxide (RGO) on Mechanical and Thermal Properties of ZK61 Alloy

    The hybrid of carbon nanotube (CNT) and reduced graphene oxide (RGO) reinforced ZK61 composite was fabricated by a hot extrusion process. Compared with the raw ZK61 alloy and single-reinforced composites, the ...

    Fan**g Meng, Wenbo Du, Ning Ding, Jian Sun… in Acta Metallurgica Sinica (English Letters) (2024)

  16. No Access

    Article

    An Electrolysis-Distillation Approach for Producing Potassium Metal

    Potassium (K) cannot be produced by molten-salt electrolysis due to its high vapor pressure and erosion of the graphite anode by K. To overcome this problem, a liquid tin (Sn) electrode was employed to enable ...

    Lei Guo, Huayi Yin, Shuaibo Gao, Shiyu Wang… in Metallurgical and Materials Transactions B (2024)

  17. No Access

    Article

    Experimental Investigation and Thermodynamic Description of the Co–Mo–Nb System

    38 equilibrated alloys and 36 as-cast alloys were studied in this work. The microstructures of the alloys were characterized by Scanning Electron Microscopy (SEM). The compositions of the alloys and phases wer...

    Yu Shi, Cui** Guo, Changrong Li, Zhenmin Du in Metallurgical and Materials Transactions A (2024)

  18. No Access

    Article

    Simultaneously Enhanced Thermal and Mechanical Properties of ZK60 Alloy Reinforced by Oriented Graphene Nanoplatelets

    The lamellar and orientational characteristics of graphene nanoplatelets (GNPs) are crucial for reinforcing metal matrix composites, particularly in terms of their thermal properties. Two kinds of GNPs with pl...

    Baohong Zhu, **an Du, Fan**g Meng… in Acta Metallurgica Sinica (English Letters) (2023)

  19. Article

    Effect of Mold Cooling Intensity on the Depression-Type Crack Formation and Mold Flux Infiltration During Continuous Casting Process

    As one of the most serious defects in the products of continuous casting steel, the surface depressions with longitudinal cracks originated from the mold were clearly characterized. A mold simulator technique ...

    Fengkang Wang, Hang He, Wanlin Wang… in Metallurgical and Materials Transactions B (2023)

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  20. No Access

    Article

    Numerical Study of Swirling Effect on Enhancing the Bath Dynamics in the Top-Submerged-Lance Furnace

    The volume of fluid (VOF) multiphase model is adopted to numerically investigate the gas-melt flow dynamics within an industrial-scale top-submerged-lance (TSL) furnace. After the model validation, the impact ...

    Zhongyu Du, Shiliang Yang, Guirong Bao… in Metallurgical and Materials Transactions B (2023)

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