Transactions of Nonferrous Metals Society of China最新文献

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Effect of Ca addition on microstructure and properties of porous Mg−1Zn−1Sn alloy scaffold prepared via 3D printed Ti template-infiltration casting Ca对3D打印Ti模板-渗铸制备多孔Mg−1Zn−1Sn合金支架组织和性能的影响
IF 4.7 1区 材料科学
Transactions of Nonferrous Metals Society of China Pub Date : 2025-04-01 DOI: 10.1016/S1003-6326(24)66739-7
Lei-ting YU , Hao LIU , Peng-nan JIANG , Shao-yuan LYU , Yun ZHAO , Wei LI , Min-fang CHEN
{"title":"Effect of Ca addition on microstructure and properties of porous Mg−1Zn−1Sn alloy scaffold prepared via 3D printed Ti template-infiltration casting","authors":"Lei-ting YU ,&nbsp;Hao LIU ,&nbsp;Peng-nan JIANG ,&nbsp;Shao-yuan LYU ,&nbsp;Yun ZHAO ,&nbsp;Wei LI ,&nbsp;Min-fang CHEN","doi":"10.1016/S1003-6326(24)66739-7","DOIUrl":"10.1016/S1003-6326(24)66739-7","url":null,"abstract":"<div><div>The Mg−1Zn−1Sn and Mg−1Zn−1Sn−0.2Ca alloy scaffolds were prepared via infiltration casting using 3D-printed Ti templates to achieve complete and accurate control of the pore structure. The results indicate that the actual porosity and pore size of the prepared P model for each pore size are greater than the designed values. The addition of Ca changes the second phase of the alloy from Mg<sub>2</sub>Sn to CaMgSn and refines its microstructure. The compressive yield strength and compressive modulus of the Mg−1Zn−1Sn−0.2Ca alloy scaffold reach 32.61 MPa and 0.23 GPa, respectively. The corrosion current density is measured at 14.64 μA/cm<sup>2</sup>, with an instantaneous corrosion rate of 0.335 mm/a. Both scaffolds exhibit excellent biocompatibility and no cytotoxicity. Additionally, the antibacterial effects of both alloys on <em>E. coli</em> are greater than 97.81%. These results indicate that Mg alloy scaffolds have great potential for clinical applications.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 4","pages":"Pages 1137-1154"},"PeriodicalIF":4.7,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143867988","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
Mechanism of property enhancement of Cu−Ti alloys via microalloying with Cr and Mg elements Cr和Mg元素微合金化Cu - Ti合金性能增强机理
IF 4.7 1区 材料科学
Transactions of Nonferrous Metals Society of China Pub Date : 2025-04-01 DOI: 10.1016/S1003-6326(24)66745-2
Huan WEI , Hong-li WEI , Hua-yun DU , Qian WANG , Cai-zhi ZHOU , Ying-hui WEI , Li-feng HOU
{"title":"Mechanism of property enhancement of Cu−Ti alloys via microalloying with Cr and Mg elements","authors":"Huan WEI ,&nbsp;Hong-li WEI ,&nbsp;Hua-yun DU ,&nbsp;Qian WANG ,&nbsp;Cai-zhi ZHOU ,&nbsp;Ying-hui WEI ,&nbsp;Li-feng HOU","doi":"10.1016/S1003-6326(24)66745-2","DOIUrl":"10.1016/S1003-6326(24)66745-2","url":null,"abstract":"<div><div>The effect of adding Cr and Mg on the microstructure and properties of Cu−Ti alloys was examined. Cu−Ti−Cr−Mg alloys were fabricated using vacuum induction melting. The microstructure and phase composition of Cu−Ti−Cr−Mg alloys in different aging states were characterized. Additionally, the hardness and electrical conductivity of the materials were investigated. Results show that the precipitation pattern in Cu−Ti−Cr−Mg alloys resembled that of binary Cu−Ti alloys, with Cr and Ti forming the intermetallic compound of Cr<sub>2</sub>Ti during casting. The introduction of Cr and Mg increased the hardness of the alloy. Increasing the Mg content in the Cu−Ti−Cr−Mg alloy led to grain refinement and fast nucleation of continuous precipitates during the early aging stage. Moreover, the addition of Mg impeded discontinuous precipitate growth by segregating along the precipitate surfaces. Consequently, the Cu−4Ti−0.5Cr−1Mg alloy exhibited limited discontinuous precipitates at the grain boundaries and a gradual decline in hardness during the over-aging period.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 4","pages":"Pages 1233-1248"},"PeriodicalIF":4.7,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143868100","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
Engineering heterogeneous microstructures for enhanced strength and ductility in air-cooled Al−Mg−Si alloys 提高气冷Al - Mg - Si合金强度和延展性的工程非均相组织
IF 4.7 1区 材料科学
Transactions of Nonferrous Metals Society of China Pub Date : 2025-04-01 DOI: 10.1016/S1003-6326(24)66731-2
Yi-han GAO , Xin-xin ZHANG , Jing-zhe ZHOU , Peng XU , Zhi-jie XIN , Jun-hua GAO , Yan-hao SHI , You LÜ , Yu-fang ZHAO , Jing-yang LI
{"title":"Engineering heterogeneous microstructures for enhanced strength and ductility in air-cooled Al−Mg−Si alloys","authors":"Yi-han GAO ,&nbsp;Xin-xin ZHANG ,&nbsp;Jing-zhe ZHOU ,&nbsp;Peng XU ,&nbsp;Zhi-jie XIN ,&nbsp;Jun-hua GAO ,&nbsp;Yan-hao SHI ,&nbsp;You LÜ ,&nbsp;Yu-fang ZHAO ,&nbsp;Jing-yang LI","doi":"10.1016/S1003-6326(24)66731-2","DOIUrl":"10.1016/S1003-6326(24)66731-2","url":null,"abstract":"<div><div>The heterogeneity of <em>α</em>-Al(Fe,Mn)Si dispersoids and <em>β″</em> precipitates was tuned to enhance the strength− ductility synergy of air-cooled Al−Mg−Si alloys. Scanning electron microscopy (SEM) and transmission electron microscopy (TEM) were employed to elucidate the microstructural parameters of these two strengthening phases. The results show that the microstructural heterogeneity can be triggered by the absence of homogenization, resulting in the presence of dispersoid-free zones (DFZs) and dispersoid zones (DZs), in conjunction with bimodal <em>β″</em> precipitates. Further analytical calculations, from the strengthening model, clarify that the strategically dispersed <em>α</em>-Al(Fe,Mn)Si and <em>β″</em> particles create “soft” and “hard” domains within the alloy, resultantly improving the mechanical properties.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 4","pages":"Pages 1017-1031"},"PeriodicalIF":4.7,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143868122","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
Preparation of (NH4)2V6O16·1.5H2O nanoribbons and their application in aqueous ammonium-ion batteries (NH4)2V6O16·1.5H2O纳米带的制备及其在水铵离子电池中的应用
IF 4.7 1区 材料科学
Transactions of Nonferrous Metals Society of China Pub Date : 2025-04-01 DOI: 10.1016/S1003-6326(24)66749-X
Lin XING , Wei ZHOU , Kai-xiong XIANG , Wei-na DENG , Liang CHEN , Hai ZHU , Han CHEN
{"title":"Preparation of (NH4)2V6O16·1.5H2O nanoribbons and their application in aqueous ammonium-ion batteries","authors":"Lin XING ,&nbsp;Wei ZHOU ,&nbsp;Kai-xiong XIANG ,&nbsp;Wei-na DENG ,&nbsp;Liang CHEN ,&nbsp;Hai ZHU ,&nbsp;Han CHEN","doi":"10.1016/S1003-6326(24)66749-X","DOIUrl":"10.1016/S1003-6326(24)66749-X","url":null,"abstract":"<div><div>To construct high-performance aqueous ammonium-ion full batteries, (NH<sub>4</sub>)<sub>2</sub>V<sub>6</sub>O<sub>16</sub>·1.5H<sub>2</sub>O (NVO) nanoribbon cathodes were prepared by pH-regulated hydrothermal synthesis. Anodes were prepared by growing the active material polyaniline (PANI) on carbon cloth. The assembled NVO<strong>//</strong>PANI full cells exhibit a reversible capacity of 109.5 mA·h/g at a current density of 1.0 A/g and a high energy density of 23 W·h/kg. The ammonium-ion intercalation/extraction mechanism is primarily governed by the pseudocapacitance behavior. These results indicate that NVO is a potential candidate as a cathode material for aqueous ammonium-ion batteries.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 4","pages":"Pages 1292-1305"},"PeriodicalIF":4.7,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143868115","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
Turbulence numerical simulation of flow characteristics of Laval nozzle top blow jet 拉瓦尔喷嘴顶吹射流流动特性的湍流数值模拟
IF 4.7 1区 材料科学
Transactions of Nonferrous Metals Society of China Pub Date : 2025-04-01 DOI: 10.1016/S1003-6326(24)66753-1
Ai-liang CHEN , Yao LIU , Zi-biao WANG , Huan-wu ZHAN , Xue-xian JIANG , Feng-long SUN , Jiann-yang HWANG , Xi-jun ZHANG
{"title":"Turbulence numerical simulation of flow characteristics of Laval nozzle top blow jet","authors":"Ai-liang CHEN ,&nbsp;Yao LIU ,&nbsp;Zi-biao WANG ,&nbsp;Huan-wu ZHAN ,&nbsp;Xue-xian JIANG ,&nbsp;Feng-long SUN ,&nbsp;Jiann-yang HWANG ,&nbsp;Xi-jun ZHANG","doi":"10.1016/S1003-6326(24)66753-1","DOIUrl":"10.1016/S1003-6326(24)66753-1","url":null,"abstract":"<div><div>The turbulent characteristics of the top-blown Laval nozzle and the influence of pressure and Mach number were studied through numerical simulation. With 2.72% error between the results and the empirical formula, the results are reliable. Nozzle fluid is influenced by pipe structure, causing pressure and density to drop as speed increases. Differences in pressure and velocity between the jet and surrounding gas lead to jet velocity attenuation, flow expansion, deflection, and eddy currents. The optimal top blowing pressure is 0.6 MPa, and the center velocity and width of the jet are 345 m/s and 0.124 m, respectively, at 20<em>D</em><sub>e</sub> (<em>D</em><sub>e</sub> is the nozzle exit diameter). It achieves a maximum jet velocity of 456 m/s. The optimal nozzle Mach number is 1.75, with a maximum jet velocity of 451 m/s. At 20<em>D</em><sub>e</sub>, the jet center velocity is 338 m/s, with a width of 0.12 m.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 4","pages":"Pages 1350-1361"},"PeriodicalIF":4.7,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143868120","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
Influence of γʹ volume fraction on creep of Ni-based superalloy through phase-field simulations 相场模拟γ′体积分数对ni基高温合金蠕变的影响
IF 4.7 1区 材料科学
Transactions of Nonferrous Metals Society of China Pub Date : 2025-04-01 DOI: 10.1016/S1003-6326(24)66741-5
Min YANG, Fan YANG, Jia CHEN, Min GUO, Hai-jun SU, Jun ZHANG
{"title":"Influence of γʹ volume fraction on creep of Ni-based superalloy through phase-field simulations","authors":"Min YANG,&nbsp;Fan YANG,&nbsp;Jia CHEN,&nbsp;Min GUO,&nbsp;Hai-jun SU,&nbsp;Jun ZHANG","doi":"10.1016/S1003-6326(24)66741-5","DOIUrl":"10.1016/S1003-6326(24)66741-5","url":null,"abstract":"<div><div><em>γʹ</em> volume fraction (<em>f</em><sub>v</sub>) plays a critical role in the mechanical properties of Ni-based single-crystal superalloys. A creep phase-field model is utilized to simulate the microstructure evolution and creep performance during creep under different <em>f</em><sub>v</sub> conditions. The influence mechanism of <em>f</em><sub>v</sub> on creep properties is investigated based on the analysis of evolutions of internal stress and strain fields. As <em>f</em><sub>v</sub> increases, the morphology of <em>γʹ</em> rafts changes from discontinuous to continuous, while the morphological change of <em>γ</em> channels is opposite, the inclination of <em>γ</em> channels from the [010] direction to 〈011〉 directions during tertiary creep first decreases and then increases, the creep life first increases and then decreases, and the main distribution of creep damage shifts from <em>γʹ</em> to <em>γʹ</em>/<em>γ</em> interfaces and <em>γ</em> channels. The longest creep life under <em>f</em><sub>v</sub> of 0.65 can be attributed to the stable <em>γʹ</em> raft structure, the lowest stress and strain in <em>γ</em> channels, and the slowest damage accumulation.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 4","pages":"Pages 1168-1181"},"PeriodicalIF":4.7,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143868220","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
Achieving high-strength and high-damping Mg−Gd−Y−Zn−Zr−Nd alloy by regulating LPSO and β′ phases 通过调节LPSO和β′相制备高强度、高阻尼Mg - Gd - Y - Zn - Zr - Nd合金
IF 4.7 1区 材料科学
Transactions of Nonferrous Metals Society of China Pub Date : 2025-04-01 DOI: 10.1016/S1003-6326(24)66736-1
Cong DANG, Jing-feng WANG, Jin-xing WANG, Di YU, Wen-xuan ZHENG, Chang-bing XU, Zi-hong WANG, Le FENG, Xian-hua CHEN, Fu-sheng PAN
{"title":"Achieving high-strength and high-damping Mg−Gd−Y−Zn−Zr−Nd alloy by regulating LPSO and β′ phases","authors":"Cong DANG,&nbsp;Jing-feng WANG,&nbsp;Jin-xing WANG,&nbsp;Di YU,&nbsp;Wen-xuan ZHENG,&nbsp;Chang-bing XU,&nbsp;Zi-hong WANG,&nbsp;Le FENG,&nbsp;Xian-hua CHEN,&nbsp;Fu-sheng PAN","doi":"10.1016/S1003-6326(24)66736-1","DOIUrl":"10.1016/S1003-6326(24)66736-1","url":null,"abstract":"<div><div>Suitable heat treatment processes were adopted to regulate the precipitation of the lamellar LPSO phase and <em>β′</em> phase in Mg−Gd−Y−Zn−Zr−Nd alloy. The effects of lamellar LPSO phase and <em>β′</em> phase on the mechanical properties and damping capacity of the alloy were studied systematically. Experimental results demonstrate that the lamellar LPSO phase is more conducive to dynamic recrystallization processes, leading to a high degree of recrystallization and a weak texture intensity, resulting in a higher plasticity and damping capacity. After aging treatment, the <em>β′</em> precipitates exhibit pronounced aging strengthening and increase the number of mobile interfaces, thus enhancing the strength and damping capacity at the same time. Through regulating lamellar LPSO and aged <em>β′</em> phase, the alloy achieves high strength and high damping capacity: ultimate tensile strength of 498 MPa, yield strength of 371 MPa and damping capacity of 0.02 at strain amplitude of 1×10<sup>−3</sup>.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 4","pages":"Pages 1092-1108"},"PeriodicalIF":4.7,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143867985","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
Effect of extrusion ratio on microstructure and mechanical properties of AZ42 alloy sheet 挤压比对AZ42合金板材组织和力学性能的影响
IF 4.7 1区 材料科学
Transactions of Nonferrous Metals Society of China Pub Date : 2025-04-01 DOI: 10.1016/S1003-6326(24)66737-3
Song-ke XIAO , Xiao-jie ZHOU , Gang ZENG , Hong-chao XIAO , Xin-kai KANG , Xian-zheng LU , Xiao-min CHEN , Jian ZHANG
{"title":"Effect of extrusion ratio on microstructure and mechanical properties of AZ42 alloy sheet","authors":"Song-ke XIAO ,&nbsp;Xiao-jie ZHOU ,&nbsp;Gang ZENG ,&nbsp;Hong-chao XIAO ,&nbsp;Xin-kai KANG ,&nbsp;Xian-zheng LU ,&nbsp;Xiao-min CHEN ,&nbsp;Jian ZHANG","doi":"10.1016/S1003-6326(24)66737-3","DOIUrl":"10.1016/S1003-6326(24)66737-3","url":null,"abstract":"<div><div>The microstructure and mechanical properties of Mg−4.5Al−2.5Zn−0.3Mn−0.2Ca (wt.%, designated as AZ42) alloys in extruded (at extrusion ratios of 28, 20 and 11.5) and peak-aged states were investigated, by using optical microscopy, scanning electron microscopy, energy dispersive spectrometry and electron backscatter diffraction. The results show that extrusion produces a typical basal fiber texture and streamlines of second phases. All samples exhibit the lowest Schmid factor of basal slip (SF<sub>b</sub>) and the superior tensile yield strength (TYS) along extrusion direction (ED). The sample with extrusion ratio of 20 exhibits the largest average grain size, but the smallest SF<sub>b</sub> which compensates for the disadvantage of grain coarsening and maintains the strength. After being peak-aged at 175 °C for 48 h, the sample with the extrusion ratio of 20 shows the optimal TYS along all the directions, compared to the other samples. This hopes to provide useful information for optimizing the deformation parameters of the AZ42 alloys.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 4","pages":"Pages 1109-1121"},"PeriodicalIF":4.7,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143867986","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
Influence of process parameters on microstructure and properties of Cu−Cr−Nb−Y alloy manufactured by laser powder bed fusion 工艺参数对激光粉末床熔合Cu−Cr−Nb−Y合金组织和性能的影响
IF 4.7 1区 材料科学
Transactions of Nonferrous Metals Society of China Pub Date : 2025-04-01 DOI: 10.1016/S1003-6326(24)66744-0
Shu-peng YE, Zu-ming LIU, Ya-zhou ZHANG, Tao LIU, Dao-yan JIANG, Lei CHEN, Cai CHEN
{"title":"Influence of process parameters on microstructure and properties of Cu−Cr−Nb−Y alloy manufactured by laser powder bed fusion","authors":"Shu-peng YE,&nbsp;Zu-ming LIU,&nbsp;Ya-zhou ZHANG,&nbsp;Tao LIU,&nbsp;Dao-yan JIANG,&nbsp;Lei CHEN,&nbsp;Cai CHEN","doi":"10.1016/S1003-6326(24)66744-0","DOIUrl":"10.1016/S1003-6326(24)66744-0","url":null,"abstract":"<div><div>A novel Cu−4.8Cr−2.2Nb−0.15Y (at.%) alloy was fabricated by employing the laser powder bed fusion with different processing parameters. The influence of laser power (<em>P</em>), scanning speed (<em>v</em>), and laser linear energy density (<em>E</em><sub>l</sub>) on the defects, melt pool morphology, microstructure, and properties of the alloy was systematically investigated. The results show that the optimized process parameters for preparing Cu−Cr−Nb−Y alloy with relative density over 99.5% are <em>P</em>=300−350 W and <em>v</em>=650−800 mm/s, corresponding to <em>E</em><sub>l</sub>=0.375−0.538 J/mm. When <em>E</em><sub>l</sub> &lt; 0.3 J/mm, increasing <em>P</em> or decreasing <em>v</em> can enhance the continuity and size of the melt pool, reduce the lack-of-fusion defects, and increase the relative density. However, excessively high <em>E</em><sub>l</sub> leads to a deeper melt pool, more keyholes, and reduced relative density. The grain size of the as-built Cu−Cr−Nb−Y alloy shows a bimodal distribution, with fine grains at the center and coarse grains at the edge of the melt pool. Increasing <em>P</em> or decreasing <em>v</em> increases the average grain size and 〈110〉 texture intensity. The alloy fabricated with <em>P</em>=350 W and <em>v</em>=800 mm/s displays the highest relative density of 99.82%. The yield strength, tensile strength, and elongation are (443±5) MPa, (699±4) MPa, and (17.1±0.7)%, respectively.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 4","pages":"Pages 1212-1232"},"PeriodicalIF":4.7,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143868099","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
Our journey in greenization of vanadium extraction from vanadium slag in China 中国钒渣提钒绿色化之旅
IF 4.7 1区 材料科学
Transactions of Nonferrous Metals Society of China Pub Date : 2025-04-01 DOI: 10.1016/S1003-6326(24)66750-6
Jie CHENG , Hong-yi LI , Dai-bo GAO , Xin-mian CHEN , Dong HAI , Jiang DIAO , Bing XIE , Fu-sheng PAN
{"title":"Our journey in greenization of vanadium extraction from vanadium slag in China","authors":"Jie CHENG ,&nbsp;Hong-yi LI ,&nbsp;Dai-bo GAO ,&nbsp;Xin-mian CHEN ,&nbsp;Dong HAI ,&nbsp;Jiang DIAO ,&nbsp;Bing XIE ,&nbsp;Fu-sheng PAN","doi":"10.1016/S1003-6326(24)66750-6","DOIUrl":"10.1016/S1003-6326(24)66750-6","url":null,"abstract":"<div><div>China is the world's largest producer of vanadium products, whose major vanadium resource is vanadium slag obtained by smelting vanadium−titanium magnetite ores. The vanadium extraction techniques from vanadium slag have progressed stepwise toward greenization during the past 30 years in China. This review has systematically summarized these developments and classified the developments into three stages. The early stage is the efficient vanadium extraction techniques such as the sodium roasting−water leaching technique. The developed stage is the clean vanadium extraction techniques including the calcification roasting−acid leaching technique and sub-molten salt technique. The advanced stage is the green vanadium extraction techniques, for example the magnesiation roasting−acid leaching technique. The mechanisms, advantages and disadvantages of industrially applied and literature reported vanadium extraction techniques in each development stage are elaborated from multiple perspectives. Finally, future development directions are pointed out, aiming to inspire green extraction technique of vanadium worldwide.</div></div>","PeriodicalId":23191,"journal":{"name":"Transactions of Nonferrous Metals Society of China","volume":"35 4","pages":"Pages 1306-1324"},"PeriodicalIF":4.7,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143868116","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
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