experiment was applied to find out the main factors of brine controlling the corrosion of titanium. 2. MATERIALS AND METHODS Pure titanium sheets were acquired from commercial route. The brine solution was fetched from a vacuum salt plant in Zigong, China, and its main chemical composition (g/L) is: Na+ 117.3, Ca2+ 1.69, Mg2+ 0.082, SO 4
TA1, TA2, and TA3 in the national standard correspond to Gr0, Gr1, and Gr2 in this UNS. TA1 and TA2 have very good low temperature toughness and high low …
Europe PMC is an archive of life sciences journal literature.
The results indicate that the pure titanium TA2 demonstrates the best corrosion resistance when the glucose concentration is less than 10 mmol/L, which shows that the pure titanium TA2 as implant ...
Titanium and its alloys have been widely used as implant materials due to their excellent mechanical property and biocompatibility. In the present study, the effect of glucose concentration on corrosion behavior of pure titanium TA2 in Hanks' simulated body fluid is investigated by the electrochemical impedance spectrum (EIS) and …
Chemical composition of TA2 pure titanium. The contact foil in this paper was 65 Mn steel with a thickness of 0.1 mm, where the hardness was 500 HV and the tensile strength was 735 MPa. The chemical composition of 65 Mn steel is shown in Table 3. The 65 Mn steel contact foil was cut to a size of 10 mm × 10 mm × 0.1 mm.
Commercially pure (CP) titanium samples were subjected to uniaxial compression of 3%, 10%, 20%, 30%, 40% and 50% reductions at room temperature (298 K), 673 K and 873 K respectively. {10 1 ¯ 2} type tensile twins were observed during the deformation at temperatures of 298 K and 673 K only. Volume fraction of these twins …
Laser shock imprinting (LSI) is proposed in this paper to guide the surface topography of TA2 pure titanium. The method was as follows: a contact foil with high …
When we make pure titanium cups, we cannot use TA2. The higher the purity, the better, especially the hydrogen content must be low, otherwise it is easy to crack due to insufficient toughness, or ...
@article{Zhang2022ComparisonOT, title={Comparison of tribological properties of nitrided Ti-N modified layer and deposited TiN coatings on TA2 pure titanium}, author={Lei Zhang and Minghao Shao and Zhengwei Wang and Zhehao Zhang and Yongyong He and Jiwen Yan and Jinpeng Lu and Jianxun Qiu and Y. Li}, journal={Tribology International}, year ...
The effect of size and distribution of titanium carbide on the microstructure and mechanical properties of non-burning β titanium alloy Ti-25V-15Cr-2Al-0.2C-0.2Si (mass fraction, %) was investigated.
The surface layer on pure TA2 titanium was manufactured using boriding and aluminizing two-step methods. High-temperature oxidation experiments were carried out at 600 °C, 700 °C, and 800 °C ...
The shuttle-shaped and bamboo-shaped microstructures are successfully machined on the pure titanium TA2 surface according to the experimental description in Section 4. Section 5 discussed the surface topography of microstructures and the effectiveness of the cutting force model. 2. Ultraprecision diamond surface texturing
The surface layer on pure TA2 titanium was manufactured using boriding and aluminizing two-step methods. High-temperature oxidation experiments were carried out at 600 °C, 700 °C, and 800 °C for 100 h. Microstructure characterization of the surface layer was investigated by X-ray diffraction (XRD) and scanning electron microscopy (SEM).
Section snippets Sample preparation. Commercial pure TA2 Ti discs with a diameter of 14 mm and thickness of 2 mm were used as the substrates.The discs were surficially polished with 180–800# abrasive papers to a roughness of R a = 0.2 μm, ultrasonically cleaned in acetone and distilled water, and then dried in air.. MAO treatment
The electrochemical behavior and stress corrosion behavior of industrial pure titanium TA2 in simulated deep sea environment were studied by electrochemical method and U-bend test. Results show that the hydrostatic pressure promotes the uniform corrosion of TA2 and the cathode hydrogen evolution reaction (HER). With the increase of hydrostatic ...
TA2 titanium alloy plate (BM) made in China was selected in this experiment, with a size of 200*50*10 mm. Two TA2 plates are welded together using TIG welding technique to form a weld (WM), heat-affected …
In this work, samples of pure titanium (TA2) deposited on Ti-6AL-4V substrate using laser melting deposition (LMD) were prepared and microstructure, wear r …
The average COF of TA2 pure titanium is 0.33, whereas those of the PN-480, PN-500, MAIP-3, and MAIP-6 samples are 0.112, 0.119, 0.117, and 0.120, respectively. The COF of TA2 pure titanium fluctuates significantly owing to the comprehensive effect of plastic deformation and soft phase micro-cutting caused by the increased actual contact …
Surface Topography Control of TA2 Pure Titanium in Laser Shock Peening Wei Cheng 1,2, Fengze Dai 1,2, Shu Huang 2, Sergey Konovalov 3,4 and Xizhang Chen 1,4,*
The fatigue crack propagation behavior of diffusion-bonded heterogeneous TA2/Ti55/TA2 laminate was investigated. Face centered cubic δ phase precipitates in TA2 during diffusion bonding process. The adjacent δ grains have a common {1 1 0} pole. The common orientation relationship between α and δ grains is {11 2 ¯ 0} HCP //{1 1 0} FCC ...
Fig. 2 a displays the true flow curves of pure titanium TA2 under different hot deformation conditions. Fig. 2 b shows the corresponding strain-hardening rate curves of the different hot compressed samples. It is observed that the sample 1# reveals a higher flow stress than those of other samples (Fig. 2 a). The hexagonal α is hard phase ...
TA2 pure titanium was chosen to research the interaction among deformation, recrystallization and phase transformation during hot compression. The samples were hot compressed by thermal simulation ...
The creep behavior of commercially pure titanium TA2 at 150 °C (a service temperature of one titanium heat exchanger in purified terephthalic acid production system) was researched. The results of uniaxial tensile creep tests show that the primary creep of TA2 at 150 °C complies with the power law, i.e. ɛ = β ta.
Little work has been reported directly compared to the tribological behavior of plasma nitrided pure titanium and those coated with TiN coatings. This work prepared the compound layers and coatings with the same thickness on TA2 pure titanium by plasma nitriding and multi-arc ion plating. The tribological behaviors of sliding against ZrO 2 balls …
TA2 titanium employed in this study was called the industry pure titanium and the chemical composition (in wt%): 0.30Fe, 0.10Si, 0.10C, 0.05N, 0.25O, 0.0015H and balance Ti. The surfaces of specimens were LEHCPEBTed under different pulsed energy densities (Es), different pulse durations ( τ ), and different numbers of irradiation pulses ( …
Keywords: Pure tita11i11111 .11itridi11g layer. laser rnr face treatmelll, f rictio11. microstructure 1. Introduction Titanium alloys are widely employed in medicine and dentistry due to their high strength-to-weight ratio and excellent corrosion resistance. However, the high friction coefficient and the low wear resistance limit the
This work is focused on the effect of rotary forging on formability and microstructure TA2 titanium, as well as the deformation mechanism. The main …
Titanium's C.P. grades corrosion resistance comes from a strongly adherent, stable, protective oxide film, which forms in the presence of oxygen. This film makes the commercially pure titanium grades resistant to most oxidizing, neutral and inhibited reducing, as well as mildly reducing environments. Grade 2 offers excellent resistance to ...
The surface layer on pure TA2 titanium was manufactured using boriding and aluminizing two-step methods. High-temperature oxidation experiments were carried out at 600 °C, 700 °C, and 800 °C ...
An overview of Ta2 Titanium Ta2 티타늄: Ta2 Titanium(Ta2 티타늄)란 무엇입니까? Ta2 Titanium Ta2 티타늄 - In order to alleviate the formation of stress concentration, cracks and edge of rivets holes induced by the high loading force and loading speed during traditional electromagnetic riveting (EMR) process, a new riveting process of friction forge riveting …
فروش نفت با 30 درصد تخفیف! به گفته مقامات داخلی، چین قرار است 400 میلیارد دلار در ایران سرمایهگذاری کند. به گزارش نشریه فارن پالیسی آمریکا 280 میلیارد دلار این سرمایهگذاری در صنعت نفت و گاز و 120 ...
Titanium and its alloys have been widely used as implant materials due to their excellent mechanical property and biocompatibility. In the present study, the effect of glucose concentration on corrosion behavior of pure titanium TA2 in Hanks' simulated body fluid is investigated by the electrochemical impedance spectrum (EIS) and …
پست الکترونیک: [email protected]
نشانی: +8618437960706
آدرس: استان هنان، شهر آنیانگ، منطقه ونفنگ، مرکز تجاری هوافو، طبقه 25.
کپی رایت © 2023.cryptod تمامی حقوق محفوظ است.نقشه سایت