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, spreading ratio, wetting time, and melting point, were investigated for verifying the effects of rare earth element Ce on solderabilities of micron-powdered Sn-Ag-Cu solder. The solidus and the liquidus...℃. Key words: lead-free solder; Sn-Ag-Cu-Ce alloy; wetting time; solidus; liquidus CLC number: TG146.1  ......
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熔盐初晶温度测定装置示意图 Fig. 1 Schematic diagram of liquidus temperature measurement 图2 NaCl熔盐步冷曲线图 Fig. 2 Cooling curve of melts NaCl 2 结果与讨论 2.1 含K3AlF6熔盐热分析曲线特征 图3所示为纯...含量为3%~15%,LiF含量为1%. 图6 不同AlF3含量条件下K3AlF6含量对电解质熔盐初晶温度的影响 Fig. 6 Influence of K3AlF6 content on liquidus temperature of melts with different AlF3 contents 从图6中可以看出,在AlF3含量为7%~15%的条件下,当......
Strip Casting of High Performance Structural Alloys S S Park1,Nack J Kim1,J G Lee1 (1.Center for Advanced Aerospace Materials,Pohang University of Science and Technology,Pohang 790-784,Korea) Abstract:There exists a great need for the development of high performance alloys due to increasing demands for energy conservation and environmental protection. Application of strip casting shows......
)64AlNi5Cu15-Nb; bulk metallic glasses; oxidation resistance; casting 1 Introduction Since 1990 many bulk metallic glasses (BMGs) have been prepared by conventional casting at a critical cooling... and good corrosion resistance [2]. Bulk metallic glasses with a critical casting thickness of 10 mm in rod shape have been found in several systems, i.e. Pd-Ni-P[3], Zr-Ti(Nb)- Cu-Ni-Al[4], Pd-Cu-Ni-P[5], Y......
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Trans. Nonferrous Met. Soc. China 30(2020) 2891-2903 Fabrication of AA2024-TiO2 nanocomposites through stir casting process Mehrdad SHAYAN1, Beitallah EGHBALI1, Behzad NIROUMAND 1. Department... Received 19 December 2019; accepted 28 September 2020 Abstract: Given the nonuse of TiO2 nanoparticles as the reinforcement of AA2024 alloy in fabricating composites by ex-situ casting methods......