Modeling of TiAl Alloy Grating by Investment Casting [PDF]
The investment casting of TiAl alloys has become the most promising cost-effective technique for manufacturing TiAl components. This study aimed to investigate a series of problems associated with the investment casting of TiAl alloys.
Yi Jia +4 more
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Metal Injection Moulding of High Nb-Containing TiAl Alloy and Its Oxidation Behaviour at 900 °C [PDF]
High Nb-containing TiAl alloy with a nominal composition of Ti-45Al-8.5Nb-0.2W-0.2B-0.02Y (at %) was fabricated by metal injection moulding (MIM) technology with an improved wax-based binder.
Chengcheng Liu +5 more
doaj +4 more sources
Fabrication of Cu-Al-Mn-Ti Shape Memory Alloys via Selective Laser Melting and Its Nano-Precipitation Strengthening [PDF]
A Cu-11.85Al-3.2Mn-0.1Ti shape memory alloy (SMA) with excellent superelasticity and shape memory effect was successfully fabricated via selective laser melting (SLM).
Lijun He +4 more
doaj +2 more sources
Statistical Distribution of Fatigue Life for Cast TiAl Alloy
Statistic distribution of fatigue life data and its controls of cast Ti-47.5Al-2.5V-1.0Cr-0.2Zr (atom fraction/%) alloy were investigated. Fatigue tests were operated by means of load-controlled rotating bending fatigue tests (R=-1) performed at a ...
WAN Wenjuan, HAN Bo, HAN Wei, ZHANG Ji
doaj +2 more sources
Fracture toughness of TiAl-Cr-Nb-Mo alloys produced via centrifugal casting [PDF]
Fracture toughness of a TiAl base intermetallic alloy has been investigated at room temperature. The Ti-48Al-2.5Cr-0.5Nb-2Mo (at. %) alloy produced via centrifugal casting exhibits fine nearly lamellar microstructures, consisting mainly of fine lamellar ...
A. Brotzu
core +9 more sources
Effects of Sn on the densification and microstructure of a Ti-48Al-2Nb-0.7Mn-0.3Si-1Sn alloy fabricated from cold-pressed powders through vacuum melting [PDF]
The density and microstructure of a modified second-generation γ-TiAl intermetallic alloy with a nominal composition of Ti-48Al-2Nb-0.7Mn-0.3Si-1Sn (at.
Ellard John Jimmy Masache +3 more
doaj +1 more source
Elimination of misrun and gas hole defects of investment casting TiAl alloy turbocharger based on numerical simulation and experimental study [PDF]
Casting technology of thin-wall TiAl alloy turbochargers was studied by investment casting and numerical simulation. Misruns and gas holes were the main defects observed in preliminary work due to the poor fluidity of alloy, and to gas entrapment.
Jun Zhao, Zhi-yong Zhang, Shi-bing Liu
doaj +1 more source
Selection of Additive Elements Focusing on Impact Resistance in Practical TiAl Cast Alloys
Despite the widespread use of TiAl alloys in many fields, their poor impact resistance has recently emerged again as a major issue. Therefore, in this study, the practical effects of additive elements were examined by considering impact resistance as the
Toshimitsu Tetsui
doaj +1 more source
A high-Nb TiAl alloy with highly refined microstructure and excellent mechanical properties fabricated by electromagnetic continuous casting [PDF]
In the present research, microstructure refinement of a high-Nb TiAl alloy (Ti-48Al-8Nb-0.15B ) was realized by means of the electromagnetic continuous casting (EMCC) technique.
Yong-zhe Wang +2 more
doaj +1 more source
For currently used TiAl alloys, the impact resistance is a critically important property that determines their suitability for use, especially in settings when continuous use under harsh conditions is necessary.
Toshimitsu Tetsui
doaj +1 more source

