Search Results - "Kou, Sindo"

A criterion for cracking during solidification by Kou, Sindo

“…Cracking during solidification is a serious defect in castings and welds. When solidification shrinkage and thermal contraction of the semisolid and its…”
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Susceptibility of ternary aluminum alloys to cracking during solidification by Liu, Jiangwei, Kou, Sindo

“…The crack susceptibility map of a ternary Al alloy system provides useful information about which alloy compositions are most susceptible to cracking and thus…”
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Crack susceptibility of binary aluminum alloys during solidification by Liu, Jiangwei, Kou, Sindo

“…Cracking can occur during solidification in welding and casting. The present study attempted to deal with some fundamental questions regarding the…”
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Predicting Susceptibility to Solidification Cracking and Liquation Cracking by CALPHAD by Kou, Sindo

“…In welding, liquation cracking can occur in the partially melted zone, leaving open cracks along the edge of the weld bead. Likewise, solidification cracking…”
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Effect of diffusion on susceptibility to cracking during solidification by Liu, Jiangwei, Kou, Sindo

“…Cracking during solidification is a serious defect in welds and castings. This study showed that increasing solute (e.g., Cu) diffusion into Al-rich dendrites…”
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Grain refining by ultrasonic stirring of the weld pool by Yuan, Tao, Kou, Sindo, Luo, Zhen

“…Grain refining can improve the mechanical properties and solidification-cracking resistance of the weld. Ultrasonic grain refining was conducted by dipping an…”
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Evidence of back diffusion reducing cracking during solidification by Liu, Jiangwei, Duarte, Henrique Pinho, Kou, Sindo

“…Al-Mg alloys, despite their wide freezing temperature range ΔTf, can have good resistance to cracking during solidification. To help understand why, the mushy…”
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Calculating the Susceptibility of Carbon Steels to Solidification Cracking During Welding by Xia, Chunzhi, Kou, Sindo

“…Existing experimental results of weldability tests show the susceptibility of carbon steels to solidification cracking varies significantly with the C content…”
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Al-to-Mg Friction Stir Welding: Effect of Material Position, Travel Speed, and Rotation Speed by Firouzdor, Vahid, Kou, Sindo

“…Because joining dissimilar metals is often difficult by fusion joining, interest has been growing rapidly in using friction stir welding (FSW), which is…”
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Formation of Liquid and Intermetallics in Al-to-Mg Friction Stir Welding by Firouzdor, Vahid, Kou, Sindo

“…In dissimilar-metal friction stir welding (FSW), intermetallic compounds can form in the stir zone and significantly reduce the joint strength. The formation…”
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Improving arc joining of Al to steel and Al to stainless steel by Dong, Honggang, Yang, Liqun, Dong, Chuang, Kou, Sindo

“…► Al alloy was joined to galvanized steel with assistance of ultrasonic vibration. ► Ultrasonic vibration during GTAW increased the joint strength by 27%. ► Al…”
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Microstructural evolution of iron-rich intermetallic compounds in scandium modified Al-7Si-0.3Mg alloys by Chanyathunyaroj, Kittisak, Patakham, Ussadawut, Kou, Sindo, Limmaneevichitr, Chaowalit

“…Aluminum (Al) alloys usually have iron (Fe) as a common impurity, which has a very low solid solubility in Al and thus forms Fe-rich intermetallic compounds…”
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Solidification and liquation cracking issues in welding by Kou, Sindo

“…Liquation cracking can be reduced by selecting the proper base metal for welding if it is feasible. The base-metal composition, grain structure, and…”
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Study on the effect of Ar–He shielding gas on the weld formation, microstructure and mechanical properties of 5083 aluminum alloy weld by Chen, Haoxin, Tianli, Zhang, Zhu, Zhiming, Xu, Lianyong, Lin, Sanbao, Yang, Shanglei, Kou, Sindo

“…In this paper, the ER5356 aluminum alloy wire was used for cold metal transfer (CMT) welding of the 5083-H111 base metal with 20 mm thickness. The effects of…”
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Arc joining of aluminum alloy to stainless steel with flux-cored Zn-based filler metal by Dong, Honggang, Yang, Liqun, Dong, Chuang, Kou, Sindo

“…Aluminum alloy was arc welded to stainless steel with a flux-cored Zn-based filler wire. Annealing enhanced the tensile strength of the joints, and fracture…”
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Effect of Cr and W on microstructure and wear resistance of arc additive manufactured flux-cored wire for railway wheels by Zhang, Tianli, Yang, Kaiqin, Zhu, Zhiming, Xu, Lianyong, Chen, Geng, Fang, Naiwen, Kou, Sindo

“…In this paper, Fe–Cr–C–W surfacing alloys was prepared by adopting arc additive surfacing technology with optimized Cr and W contents in flux-cored wire. The…”
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Nanoparticle-Induced Superior Hot Tearing Resistance of A206 Alloy by Choi, Hongseok, Cho, Woo-hyun, Konishi, Hiromi, Kou, Sindo, Li, Xiaochun

“…Al- Cu alloys (such as A206) offer high strength and high fracture toughness at both room and elevated temperatures. However, their widespread applications are…”
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Prediction of Cracking Susceptibility of Commercial Aluminum Alloys during Solidification by Zhang, Fan, Liang, Songmao, Zhang, Chuan, Chen, Shuanglin, Lv, Duchao, Cao, Weisheng, Kou, Sindo

“…Cracking during solidification is a complex phenomenon which has been investigated from various angles for decades using both experimental and theoretical…”
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Progress on effects of alloying elements on bainite formation and strength and toughness of high strength steel weld metal by Zhang, Tianli, Yu, Hang, Li, Zhuoxin, Kou, Sindo, Kim, Hee Jin, Tillmann, Wolfgang

“…High-strength steel has excellent mechanical properties and develops rapidly, but the toughness of weld metal cannot be well solved, which hinders the…”
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Strong, Ductile Magnesium-Zinc Nanocomposites by De Cicco, Michael, Konishi, Hiromi, Cao, Guoping, Choi, Hong Seok, Turng, Lih-Sheng, Perepezko, John H., Kou, Sindo, Lakes, Roderic, Li, Xiaochun

“…Incorporated SiC nanoparticles are demonstrated to influence the solidification of magnesium-zinc alloys resulting in strong, ductile, and castable materials…”
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