Titanium is an important structural metal and has superior mechanical properties, and excellent corrosion resistance. It is known as space metal and ranks third in usage after iron and aluminum (Ref 1,2,3,4).TC4 titanium alloy (Ti-6Al-4V) is an (α + β)-type alloy and manifests good process plasticity, superplasticity, good weldability, high …
The Ti 6 Al 4 V (TC4) titanium alloy was studied in this experiment, which thickness was 0.3 mm and tensile strength was 902 MPa. The alloy phase is α + β type titanium alloy and the chemical composition is shown in Table 1.The CX-20S ultrasonic metal seam welder was used in the experiment, the maximum output power of the device …
At low temperature, the yield strength, tensile strength and elongation of TC4 titanium alloy are improved compared with room temperature. The tensile strength increases from 847.93 MPa at 298 K to 1318.70 MPa at 77 K, and the elongation increases from 21.8% at 298 K to 24.9% at 77 K.
Consequently, the aging transformation, fusion welding process, and mechanical properties of the TC4-TA17 (Ti6Al4V-Ti4Al2V) alloy need to be further investigated. Here, a molecular dynamics study of K-TIG welding behavior between two ternary titanium alloys, TC4 and TA17, has been carried out.
TC4 material, also known as Ti-6Al-4V, is a remarkable titanium alloy with exceptional properties. Its high strength-to-weight ratio, corrosion resistance, and …
Mixed mode fracture behaviors of TC4 titanium alloy are studied by finite element method, testing and theoretical analysis systematically. Results show that there exists II-III coupling effect ahead of crack tip for mixed mode crack, based on which three-dimensional stress intensity factors are defined and calculated; The crack under I-II …
In this study, the CBN (cubic boron nitride) wheel wear model of TC4 titanium alloy in longitudinal-torsional ultrasonic-assisted grinding (LTUAG) was …
Abstract. TC4 titanium alloy has excellent comprehensive properties. Due to its light weight, high specific strength, and good corrosion resistance, it is widely used in …
Suppression of Surface Burn in Grinding of Titanium Alloy TC4 Using a Self-inhaling Internal Cooling Wheel February 2011 Chinese Journal of Aeronautics 24(1):96-101
Titanium alloy materials are used in a variety of engineering applications in the aerospace, aircraft, electronics, and shipbuilding industries, and due to the continuous improvement of the contemporary age, surface integrity needs to be improved for engineering applications. Belt grinding parameters and levels directly affect the surface …
TC4 titanium alloy was brazed with Ti–18Zr–15Cu–10Ni (wt%) filler in a vacuum brazing furnace. The effects of the brazing time on the microstructure and tensile properties of the brazed joints were investigated, and the microstructure evolution during the brazing process and the high-cycle fatigue properties were further analyzed. The …
The temperature rise caused by the pulse current is nearly synchronous with the bulging of the TC4 titanium alloy sheet. The temperature increase of TC4 titanium alloy sheet is caused by the joule heating at different discharge voltages, which are measured by the high-speed infrared imaging camera as shown in Fig. 5. The temperature generated ...
To characterize the forming technology and service performance of diffusion bonded TC4 titanium alloy under high temperature, the isothermal constant strain rate tensile experimental were carried out at temperature 600–840 °C and strain rate 0.0001–0.1 s−1. The thermal deformation behavior of high temperature tensile was analyzed. On the …
2.1. Analysis of Kinematics Characteristics of TC4 Titanium Alloy in LTUAG. The LTUAG system is shown in Figure 1 a, which is mainly composed of a longitudinal-torsional ultrasonic vibration system and a ceramic-based CBN (cubic boron nitride) grinding wheel. The longitudinal-torsional ultrasonic vibration system is composed of an ultrasonic …
Dissimilar metals. Honestly, for a bike, a Ti axle or swing arm bolt makes sense, for everything else, a few less burgers and shakes makes more sense. Any Ti or aluminum bolts, use anti-seize and a lighter tightening effort. Torque specs in your manual are for OEM fasteners.
Titanium alloy has splendid biocompatibility and high specific strength [1,2,3].TC17 is the α and β two-phase titanium alloy which is rich in β-stabilizing elements [4, 5] and its nominal composition is Ti-5Al-2Sn-2Zr-4Mo-4Cr [6, 7].TC17 titanium alloy is widely used in aerospace parts due to its high strength, good corrosion resistance, and …
This paper focused on the fatigue crack growth behavior of TC4-DT titanium alloy with different microstructures. Heat treatments were performed to produce different microstructures, which varied in α lamella width and cluster size. The fatigue crack propagation route was observed for different microstructures. The deformation …
TC4 has been selected as a base material instead of TiC for the strong metallurgical bond between the titanium alloy matrixes. Then Ni-composite coating was used as the surface treatment coating ...
Made from high quality TC4 titanium alloy, these bolts are known for their outstanding strength-to-weight ratio, corrosion resistance and durability.TC4 titanium alloy bolt hubs provide a secure and precise fastening solution to ensure optimal performance and safety of your vehicle's wheel components. Tc4 Titanium Bolts Wheel Hub Specification
Compared with room temperature deformation, the deformation process of TC4 titanium alloy in a low-temperature environment produces stronger dislocation pile-up and forms a large number of twins ...
TC4 titanium alloy and the grinding wheel life. The establishment of the model is based on the grinding force model, the abrasive surface temperature model, the abrasive wear model, and the adhesion wear model of TC4 titanium alloy in LTUAG. The accuracy of the built model is verified
Abstract. TC4 titanium alloy has excellent comprehensive properties. Due to its light weight, high specific strength, and good corrosion resistance, it is widely used in aerospace, military defense, and other fields. Given that titanium alloy components are often fractured by impact loads during service, stud ….
Huang et al. [11] investigated titanium alloy TC17 and found that the formation of facets induced by the basal slip of primary α (α p) grains could reduce the fatigue strength. Wei Li and his collaborators [10] studied the fatigue performance of TC4 alloys in VHCF regime.
The Ti-6Al-4 V (TC4) alloy slab is first smelted by industrial electron-beam cold-hearth melting (EBCHM), and straightly rolled, which can greatly reduce the process flow and cost, but the structure and performance depend on the rolling process. Herein, the effects of annealing temperature (943–1093 K) on the microstructure evolution and …
TC4 titanium alloy was slightly melted at lower welding heat input, however with increase of heat input the melting of TC4 plate increased and more Ti was dissolved into reaction zone. An irregular reaction layer was formed between TC4/Cu-weld zone. It can be seen that the TC4/Cu-weld transition layer was divided into two layers, a continuous ...
To produce a titanium alloy hollow shaft with low cost and high quality, a powder-sintered TC4 alloy hollow shaft formed by the cross-wedge rolling (CWR) process is innovatively proposed in this paper. The formability, microstructure distribution and mechanical properties of powder-sintered TC4 alloy hollow shafts formed by CWR are …
The cylindrical grinding process (with grinding wheel speed v s from 45 to 150 m/s) of titanium alloy TC4 is studied in this paper to find the suitable grinding conditions by orthogonal experiment, including grinding wheel speed v s, workpiece speed v w, and cutting depth a p, for generation of higher surface residual compressive stresses.Then …
This research compared high-cycle fatigue (HCF) performances of joints of Ti–6Al–4V titanium (TC4) alloy with the thickness of 30 mm welded by vacuum electron beam welding (EBW) and laser welding with filler wire (LWFW) (hereinafter referred to as EBW and LWFW joints). Under test conditions, the fatigue strength of the LWFW joint is …
TC4 Titanium Bolts Wheel TC4 titanium alloy bolt wheels designed for exceptional performance and reliability. Made from high quality TC4 titanium alloy, these bolts …
2.1 Materials. The raw material used in the experiments was a TC4 alloy bar made by pressing and sintering, so it is abbreviated as S-TC4. Its chemical composition is shown in Table 1.The initial microstructure is shown in Fig. 1, and it is clear that the microstructure mainly consists of lamellar alpha phase with a couple of equiaxed alpha …
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