Transactions of Nonferrous Metals Society of China最新文献_第2页

Effect of rejuvenation heat treatment on serrated flow behavior and fracture mechanism of nickel-based superalloys 回火热处理对镍基高温合金锯齿状流动行为及断裂机制的影响

IF 4.7 1区材料科学

Transactions of Nonferrous Metals Society of China Pub Date : 2025-05-01 DOI: 10.1016/S1003-6326(25)66770-7

Jia-jian WANG , Zhe-wen HAN , Zhi-chun WANG , Bo PENG , Yue ZUO , Ju KANG

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Microstructure and mechanical properties of electron beam additively manufactured Ti−1Al−8V−5Fe alloy with different iron contents 不同铁含量的电子束增材制备Ti−1Al−8V−5Fe合金的显微组织和力学性能

IF 4.7 1区材料科学

Transactions of Nonferrous Metals Society of China Pub Date : 2025-05-01 DOI: 10.1016/S1003-6326(25)66763-X

Quan ZHOU , Xue-zhe ZHANG , Sheng-lu LU , Hui-ping TANG , Ma QIAN

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Microstructure, mechanical and thermo-physical properties of Al/Al−27%Si laminated composites Al/Al−27%Si层合复合材料的微观结构、力学性能和热物理性能

IF 4.7 1区材料科学

Transactions of Nonferrous Metals Society of China Pub Date : 2025-05-01 DOI: 10.1016/S1003-6326(24)66756-7

Zi-ming LI , Zhi-yong CAI , Hao YAN , Qian HAN , Nan CHEN , Ri-chu WANG , Xiang PENG , Chun ZHANG

{"title":"Microstructure, mechanical and thermo-physical properties of Al/Al−27%Si laminated composites","authors":"Zi-ming LI , Zhi-yong CAI , Hao YAN , Qian HAN , Nan CHEN , Ri-chu WANG , Xiang PENG , Chun ZHANG","doi":"10.1016/S1003-6326(24)66756-7","DOIUrl":"10.1016/S1003-6326(24)66756-7","url":null,"abstract":"<div><div>Three types of Al/Al−27%Si laminated composites, each containing 22% Si, were fabricated via hot pressing and hot rolling. The microstructures, mechanical properties and thermo-physical properties of these composites were investigated. The results demonstrated that the three laminated composites exhibited similar microstructural features, characterized by well-bonded interfaces between the Al layer and the Al−27%Si alloy layer. The tensile and flexural strengths of the composites were significantly higher than those of both Al−22%Si and Al−27%Si alloys. These strengths increased gradually with decreasing the layer thickness, reaching peak values of 222.5 and 407.4 MPa, respectively. Crack deflection was observed in the cross-sections of the bending fracture surfaces, which contributed to the enhanced strength and toughness. In terms of thermo-physical properties, the thermal conductivity of the composites was lower than that of Al−22%Si and Al−27%Si alloys. The minimum reductions in thermal conductivity were 6.8% and 0.9% for the T3 laminated composite, respectively. Additionally, the coefficient of thermal expansion of the composites was improved, exhibiting varying temperature-dependent behaviors.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 5","pages":"Pages 1394-1405"},"PeriodicalIF":4.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144280654","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

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Static recrystallization kinetics and texture evolution of low-temperature extruded Mg−Zn−Ca alloy during annealing 低温挤压Mg−Zn−Ca合金退火过程的静态再结晶动力学和织构演变

IF 4.7 1区材料科学

Transactions of Nonferrous Metals Society of China Pub Date : 2025-05-01 DOI: 10.1016/S1003-6326(24)66760-9

Hua WANG , Da-tong ZHANG , Cheng QIU , Dao-lun CHEN

引用次数: 0

Electrochemical evaluation of Fe2+ ions in MgCl2−NaCl−KCl melt MgCl2 - NaCl - KCl熔体中Fe2+离子的电化学评价

IF 4.7 1区材料科学

Transactions of Nonferrous Metals Society of China Pub Date : 2025-05-01 DOI: 10.1016/S1003-6326(25)66777-X

Jia ZHAO , Zhao-ting LIU , Gui-min LU

{"title":"Electrochemical evaluation of Fe2+ ions in MgCl2−NaCl−KCl melt","authors":"Jia ZHAO , Zhao-ting LIU , Gui-min LU","doi":"10.1016/S1003-6326(25)66777-X","DOIUrl":"10.1016/S1003-6326(25)66777-X","url":null,"abstract":"<div><div>A comprehensive electrochemical assessment of Fe<sup>2+</sup> behavior in a MgCl<sub>2</sub>−NaCl−KCl melt was reported, involving cyclic voltammetry (CV), square wave voltammetry (SWV), and chronoamperometry (CA) analyses. Reduction of Fe<sup>2+</sup> in MgCl<sub>2</sub>−NaCl−KCl was observed to occur in a single step involving two electrons, exhibiting quasi-reversible behavior. The diffusion coefficient of Fe<sup>2+</sup> (5.75×10<sup>−5</sup> cm<sup>2</sup>/s) in this system was experimentally determined at 973 K, with an associated diffusion activation energy of 25.06 kJ/mol in the range of 973−1048 K, and an estimated standard rate constant for Fe<sup>2+</sup>/Fe of around 1×10<sup>−3</sup> cm/s. The nucleation of Fe on the tungsten electrode in the MgCl<sub>2</sub>−NaCl−KCl molten salt is insensitive to temperature and overpotential. It is found that the nucleation mode is related to the concentration of Fe<sup>2+</sup> surrounding the electrode and evolves from an instantaneous to a progressive process, accompanied by a deterioration of magnesium electrolysis due to Fe impurities.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 5","pages":"Pages 1704-1712"},"PeriodicalIF":4.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144280668","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

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Improving comprehensive performance of Cu−Sn−P−Ni−Si alloy through composition and heat treatment optimization 通过优化成分和热处理，提高Cu−Sn−P−Ni−Si合金的综合性能

IF 4.7 1区材料科学

Transactions of Nonferrous Metals Society of China Pub Date : 2025-05-01 DOI: 10.1016/S1003-6326(25)66771-9

Guo-liang LI , Zi-di HANG , Shi-peng YUE , Zhong-kai GUO , Jin-chuan JIE , Ting-ju LI

引用次数: 0

Interfacial adsorption and reactivity of exact separation of sphalerite and pyrite by ferrophilic inhibitors in EX−Cu(II) system EX−Cu（II）体系中亲铁抑制剂对闪锌矿和黄铁矿精确分离的界面吸附和反应性

IF 4.7 1区材料科学

Transactions of Nonferrous Metals Society of China Pub Date : 2025-05-01 DOI: 10.1016/S1003-6326(25)66774-4

Wen-chao DONG, Run-qing LIU, Chang-tao WANG, Zheng-qiang CAO, Wei SUN

{"title":"Interfacial adsorption and reactivity of exact separation of sphalerite and pyrite by ferrophilic inhibitors in EX−Cu(II) system","authors":"Wen-chao DONG, Run-qing LIU, Chang-tao WANG, Zheng-qiang CAO, Wei SUN","doi":"10.1016/S1003-6326(25)66774-4","DOIUrl":"10.1016/S1003-6326(25)66774-4","url":null,"abstract":"<div><div>Tetrasodium iminodisuccinate (IDS) was used as an inhibitor in the separation of sphalerite and pyrite in the EX−Cu(II) (ethyl xanthate and Cu<sup>2+</sup>) system. The flotation test results demonstrated that IDS can effectively separate sphalerite and pyrite under low alkaline conditions. Furthermore, high-quality zinc concentrates with a Zn grade of 58.48% and a recovery of 91.24% through mixed mineral flotation were obtained. The fundamental mechanisms were investigated through surface wettability tests, adsorption capacity tests, LEIS, FTIR, and XPS. The results confirmed that IDS prevents the adsorption of EX on the surface of pyrite, thereby reducing the response and reactivity of pyrite. The introduction of IDS causes the detachment of Cu<sup>2+</sup> from the Cu-activated pyrite surface. This process allowed IDS to chelate with the Fe sites on the surface of pyrite through the —COO— and N-centered active groups. By contrast, IDS exhibits weaker adhesion on the surface of Cu-activated sphalerite, making it easily displaced by EX through competitive adsorption.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 5","pages":"Pages 1662-1678"},"PeriodicalIF":4.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144280676","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Mechanical properties and corrosion behavior of hetero-structured lean Mg−1Bi−0.5Sn−0.5In alloy 异质组织贫Mg−1Bi−0.5Sn−0.5In合金的力学性能和腐蚀行为

IF 4.7 1区材料科学

Transactions of Nonferrous Metals Society of China Pub Date : 2025-05-01 DOI: 10.1016/S1003-6326(24)66759-2

Hong-wei XU , Wen-ting XU , Wei-li CHENG , Jian LI , Li-fei WANG , Hui YU , Jin-hui WANG , Hua HOU , Kwang Seon SHIN

{"title":"Mechanical properties and corrosion behavior of hetero-structured lean Mg−1Bi−0.5Sn−0.5In alloy","authors":"Hong-wei XU , Wen-ting XU , Wei-li CHENG , Jian LI , Li-fei WANG , Hui YU , Jin-hui WANG , Hua HOU , Kwang Seon SHIN","doi":"10.1016/S1003-6326(24)66759-2","DOIUrl":"10.1016/S1003-6326(24)66759-2","url":null,"abstract":"<div><div>The microstructural characterization, corrosion behavior and tensile properties of the extruded lean Mg−1Bi−0.5Sn−0.5In (wt.%) alloy were investigated through scanning electron microscopy (SEM), electron backscatter diffraction (EBSD), X-ray photoelectron spectroscopy (XPS), electrochemical measurements and tensile tests. The results reveal that a microstructure consisting of dynamically recrystallized and deformed grains is obtained. Notably, the investigated alloy exhibits excellent strength−ductility synergy, with tensile yield strength (TYS), ultimate tensile strength (UTS) and elongation (EL) of 254.8 MPa, 315.4 MPa, and 25.3%, respectively. Furthermore, in 3.5 wt.% NaCl solution, with the increase of immersion time, the dominant corrosion mechanism of the studied alloy transforms from pitting corrosion to filiform corrosion. After the immersion for 24 h, a composite oxide film (SnO<sub>2</sub>− Bi<sub>2</sub>O<sub>3</sub>−In<sub>2</sub>O<sub>3</sub>) is formed, which delays the corrosion process, and the corrosion rate (<em>P</em><sub>H</sub>=1.53 mm/a) is finally stabilized.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 5","pages":"Pages 1440-1455"},"PeriodicalIF":4.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144280650","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

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Fungal corrosion behavior and mechanism of deposit-covered aluminum alloy 7075 in marine environment 沉积覆层铝合金7075在海洋环境中的真菌腐蚀行为及机理

IF 4.7 1区材料科学

Transactions of Nonferrous Metals Society of China Pub Date : 2025-05-01 DOI: 10.1016/S1003-6326(24)66757-9

Jia-ping WANG , Yi ZHANG , Hong-wei LIU , Yan-sheng YIN

{"title":"Fungal corrosion behavior and mechanism of deposit-covered aluminum alloy 7075 in marine environment","authors":"Jia-ping WANG , Yi ZHANG , Hong-wei LIU , Yan-sheng YIN","doi":"10.1016/S1003-6326(24)66757-9","DOIUrl":"10.1016/S1003-6326(24)66757-9","url":null,"abstract":"<div><div>The corrosion behavior of deposit-covered aluminum alloy 7075 (AA7075) caused by fungus <em>Aspergillus terreus</em> (<em>A. terreus</em>) was thoroughly investigated in artificial seawater aiming to offer some new insights into the under-deposit corrosion mechanism of aluminum alloys in marine environments containing fungi. Electrochemical impedance spectroscopy, polarization curves, wire beam electrodes, and surface analysis were performed. Results indicate that <em>A. terreus</em> can survive beneath the deposit but the counts of sessile spores decline as the increase of deposit thickness, suggesting a poor biological activity of <em>A. terreus</em> beneath the deposit. Both the uniform corrosion and pitting corrosion are accelerated by <em>A. terreus</em>, while the pitting corrosion of AA7075 alloys beneath the deposit derives from a galvanic cell with a small anode and a large cathode. Deposits have a corrosion inhibition effect on AA7075. However, the galvanic effect caused by the bare and deposit-covered AA specimens is obviously enhanced by <em>A. terreus</em>.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 5","pages":"Pages 1406-1423"},"PeriodicalIF":4.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144280655","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

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Microstructure, mechanical properties, and formability of 1030B Al strip manufactured by ultrasound-assisted continuous casting direct rolling 超声辅助连铸直轧1030B铝带材的组织、力学性能及成形性能

IF 4.7 1区材料科学

Transactions of Nonferrous Metals Society of China Pub Date : 2025-05-01 DOI: 10.1016/S1003-6326(24)66755-5

Li ZHANG , Xiao-qian LI , Shang GE , Guan HUANG , Ri-peng JIANG , Jing-pei XIE , Shao-kang GUAN

{"title":"Microstructure, mechanical properties, and formability of 1030B Al strip manufactured by ultrasound-assisted continuous casting direct rolling","authors":"Li ZHANG , Xiao-qian LI , Shang GE , Guan HUANG , Ri-peng JIANG , Jing-pei XIE , Shao-kang GUAN","doi":"10.1016/S1003-6326(24)66755-5","DOIUrl":"10.1016/S1003-6326(24)66755-5","url":null,"abstract":"<div><div>The microstructure and properties of a 1030B Al strip were improved by applying ultrasonic melt treatment (UMT) in a Hazelett continuous casting direct rolling production line. The microstructure and properties of the 1030B Al strip were investigated by scanning electron microscopy, electron backscatter diffraction, and tensile testing. Applying UMT reduced the average grain size of the as-cast sheet by more than 28.0% with respect to that of the normal samples without UMT. When UMT was applied, the rolled strip inherited the refined grains from the as-cast sheet with an average grain size smaller than 63.0 μm. Meanwhile, the dislocation density was increased by the grain refinement, dynamic recovery, and recrystallization during rolling. Accordingly, the strain-hardening rates of the rolled samples after UMT were generally higher than those of the normal samples, and the strength of the rolled strip was also improved. Furthermore, the rolled strip exhibited better formability with higher strain-hardening exponents and Erichsen index values.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 5","pages":"Pages 1381-1393"},"PeriodicalIF":4.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144280653","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"RegionCategory":"材料科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0