Effect of Pouring Temperature on Microstructure and Properties of A356 Alloy Strip by a Novel Semisolid Micro Fused-Casting for Metal
Luo XQ(罗晓强)1,2; Han YJ2; Li QB2; Hu XM2; Li YL2; Zhou YB2
刊名JOURNAL OF WUHAN UNIVERSITY OF TECHNOLOGY-MATERIALS SCIENCE EDITION
2019-10-01
卷号34期号:5页码:1205-1209
关键词A356 alloy semisolid micro fused-casting pouring temperature
ISSN号1000-2413
DOI10.1007/s11595-019-2179-7
英文摘要

A novel semisolid micro fused-casting (MFC) for preparing A356 alloy strips is proposed, and the effects of process parameters of pouring temperature on the microstructure and properties of A356 alloy strips are investigated. MFC means that the semisolid metal slurry was pressed out from the outlet of bottom of crucible to the movable plate, and directly solidified and formed layer by layer. The microstructure and properties of A356 semisolid alloy slurry were influenced by the cooling conditions. Results show that the aluminu alloy A356 strip samples fabricated by micro fused-casting had good performances and uniform structures with the pouring temperature at 595 degrees C and the substrate movement speed at 18 mm/s. The fine grains of the primary alpha-Al phase with average grain size of 53 mu m and shape factor up to 0.72 was obtained, the ultimate tensile strength of the aluminum alloy A356 strip reaches 243.79 +/- 3.91 MPa, while the average vickers hardness is 82.65 +/- 1.86 HV.

分类号Q4
WOS关键词FORMATION MECHANISM ; ALUMINUM ; SHEARING ; SLURRY
WOS研究方向Materials Science
语种英语
WOS记录号WOS:000507488600030
其他责任者Han Yongjun
内容类型期刊论文
源URL[http://dspace.imech.ac.cn/handle/311007/81324]  
专题力学研究所_先进制造工艺力学重点实验室
作者单位1.Chinese Acad Sci, Inst Mech, Beijing 100190, Peoples R China
2.Pingdingshan Univ, Henan Key Lab Res Cent Plains Ancient Ceram, Pingdingshan 467000, Peoples R China;
推荐引用方式
GB/T 7714
Luo XQ,Han YJ,Li QB,et al. Effect of Pouring Temperature on Microstructure and Properties of A356 Alloy Strip by a Novel Semisolid Micro Fused-Casting for Metal[J]. JOURNAL OF WUHAN UNIVERSITY OF TECHNOLOGY-MATERIALS SCIENCE EDITION,2019,34(5):1205-1209.
APA 罗晓强,Han YJ,Li QB,Hu XM,Li YL,&Zhou YB.(2019).Effect of Pouring Temperature on Microstructure and Properties of A356 Alloy Strip by a Novel Semisolid Micro Fused-Casting for Metal.JOURNAL OF WUHAN UNIVERSITY OF TECHNOLOGY-MATERIALS SCIENCE EDITION,34(5),1205-1209.
MLA 罗晓强,et al."Effect of Pouring Temperature on Microstructure and Properties of A356 Alloy Strip by a Novel Semisolid Micro Fused-Casting for Metal".JOURNAL OF WUHAN UNIVERSITY OF TECHNOLOGY-MATERIALS SCIENCE EDITION 34.5(2019):1205-1209.
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