e-posta: info@cjmetals.com.cn
201319 · The present study reports on an optimized surface hardening process for biocompatible ultrafine-grained (UFG) niobium 2.3 wt% zirconium (NbZr) alloy, a
contact2014530 · The material investigated in this study is a NbZr alloy with a chemical composition of 2.33 wt% zirconium (Zr), 0.29 wt% tantalum (Ta), 76 ppm H 2, 44 ppm O
contact2022131 · and ferroniobium. Niobium was consumed mostly in the form of ferroniobium by the steel industry and as niobium alloys and metal by the aerospace
contact19931024 · Niobium alloys are used in a variety of high-temperature applications ranging from light bulbs to rocket engines and nuclear reactors. The unique physical and
contactNiobium(Nb)-based alloy is one of the candidate materials for ultra-high temperature applications, because of its high melting point, a good ductility at room temperature and a
contactNiobium (Nb), Titanium (Ti), and Zirconium (Zr) have attracted much attention as implant materials due to it's excellent mechanical properties and biocompatibility. However, little
contactLearn about CBMM's Niobium products - Ferroniobium, Niobium Oxides, ANO, Vacuum Grade Niobium Alloys, Niobium Metal - and access product Safety Data Sheets (SDS)
contact2015111 · Niobium and its alloy exhibit properties that provided unique technological capabilities among refractory metals. It can be used as hardening element in cast version
contact1 · Niobium (also known as Columbium) is an important alloying element used in the titanium, steel, and superalloy industries. ... strength, formability, and weldability of the
contactJournal of Phase Equilibria and Diffusion. 2022. The Nb-Zr system was reassessed based on calculated theoretical data and available thermodynamic and phase equilibria data. The Gibbs energies of the bcc and hcp solid phases were described using…. Expand. Highly Influenced. View 5 excerpts, cites methods and background.
contactThe present study reports on microstructural evolution upon static annealing treatment and elevated-temperature low-cycle fatigue (LCF) of an ultrafine-grained (UFG) body-centered cubic (bcc) niobium–zirconium (NbZr) alloy, processed by equal channel angular processing (ECAP) at room temperature.
contactNiobium (Nb), Titanium (Ti), and Zirconium (Zr) have attracted much attention as implant materials due to it's excellent mechanical properties and biocompatibility. However, little attention has been paid to high Nb-containing biomedical alloys. Here, the 50 wt.%Nb-XTi-Zr ternary alloy(x = 20wt.%, 3
contact202241 · The oxidation behavior of 56Nb–16Si- (20-x)Ti–3Cr–3Al-2Hf-xZr (x = 0, 2, 5, 10, at. %) alloys have been evaluated at 800 °C and 1250 °C, respectively. The following conclusions can be drawn from this study：. (1) The Nb–Si-based alloys exhibit different oxidation behavior at the two elevated temperatures.
contact201671 · @article{osti_, title = {Alloying effect of niobium and tin on the zirconium alloy fuel cladding behavior at high temperature oxidation in steam - 2016-0072}, author = {Malgin, Andrey and Markelov, Vladimir A. and Gusev, Anatoly and Nikulina, Antonina and Novikov, Vladimir and Shelepov, Ivan and Donnikov, Vladimir and Latynin ...
contactOxidation of niobium alloys with zirconium in dry oxygen at 550-1000C has been investigated. Oxidation kinetics is satisfactorily described by the parabolic-linear mechanism. Maximum oxidation ...
contactNiobium’s critical temperature for superconductivity is 9.3K – the highest critical temperature of any elemental superconductor. 5 Niobium has therefore been the natural choice for the development of higher temperature superconducting alloys, which include niobium-tin (Nb 3 Sn, ) and niobium-germanium (Nb 3 Ge, K). Niobium alloys are used ...
contact2019220 · The niobium alloys Nb-46.5 Ti, NbTi47, and Nb55ti alloys used to develop superconducting magnets can be used as fasteners for aerospace agencies. Please contact us to know more about niobium and niobium alloy products. XOTMetlas. Room 406, Unit 1, No.310 North Changan Street Xian, Shaanxi Province, China
contactAn alloy with 50% Zr oxidizes at a rate of approximates 10, 18, or 25 mg/cm/sup 2/ hr at 1000, 1100, or 1200 deg C, respectively. The oxidation of alloys with 40 and 50% Zr at 1000 and 1100 deg C follows a nearly parabolic rate, which indicates that the oxide film has a protective ability. At 1200 deg C the oxidation rate is linear.
contactWe made thin film multilayers of NbTi and Nb (d/sub NbTi/=20 nm and d/sub Nb//spl ap/3-9 nm). Samples were characterized by electrical transport measurements between 4.2 K and T/sub c/, in magnetic fields up to 6 T. We present J/sub c/ as a function of the device geometry and orientation of the field. For some multilayers, J/sub c/ had a large peak
contact20221019 · An ultrastrong niobium alloy enabled by refractory carbide and eutectic structure. Yi Zhang a Centre for High Resolution Electron Microscopy, ... For example, the commercially available high-strength Nb alloys, the F-48 (Nb-15W-5Mo-1Zr-0.1C) and C-3009 (Nb-22.4Hf-5.9W) alloys have compressive yield strength of 210 and 388 MPa at
contactThe present study reports on microstructural evolution upon static annealing treatment and elevated-temperature low-cycle fatigue (LCF) of an ultrafine-grained (UFG) body-centered cubic (bcc) niobium–zirconium (NbZr) alloy, processed by equal channel angular processing (ECAP) at room temperature.
contact201934 · HEAs with eutectic microstructure can be obtained by judiciously modifying the alloy compositions. In this study, the effect of Nb addition to FeCoNiCuNb x (x = 0.5, 5, 7.5, 11.6, 15) alloys was studied
contact2019123 · based on the two ductile alloys, Nb-Zr and Nb-Ti, although the former has been almost entirely superseded by the latter. A-15 compounds, Nb3Sn and V Ga are also commercially manufactured as conductors. Niobium is used for applications of RF cavity and power transmission cable. Thus, niobium based
contact2019122 · OF NIOBIUM ALLOYS C. Craig Wojcik Wah Chang An Allegheny Technologies Company 1600 Old Salem Road, NE Albany, OR 97321-4548, U.S.A. Abstract Of all the refractory metals, which have melting points above 20000 C, niobium alloys are the most fabricable and lowest density. Niobium alloys are utilized in applications ranging
contactJournal of Materials Research 30 april 2014. A multi-scale modeling approach incorporating the role of microstructure and anisotropy is presented. The role of anisotropy on the impact response of a biomedical niobium-zirconium (NbZr) alloy was experimentally studied utilizing samples featuring both coarse-grained (CG) and ultrafine-grained (UFG ...
contact20201029 · Niobium Zirconium Alloy NbZr Lab & Bulk Quantity Manufacturer. Properties, Chemical Structure Drawing, Purity, Price, GHS, Synonyms, Application, Packaging. Skip to content. Call us +86-21- | . WhatsApp Facebook Pinterest Twitter Email. ... Niobium Zirconium Alloy ...
contact202323 · Step 5: Melt the niobium zirconium compound ingot niobium-zirconium, Nb-Zr 90/10 wt% onto electrode, smelt the electrode in consumable electrode vacuum furnace for 5-6h, and cool with argon for
contactWe made thin film multilayers of NbTi and Nb (d/sub NbTi/=20 nm and d/sub Nb//spl ap/3-9 nm). Samples were characterized by electrical transport measurements between 4.2 K and T/sub c/, in magnetic fields up to 6 T. We present J/sub c/ as a function of the device geometry and orientation of the field. For some multilayers, J/sub c/ had a large peak
contact2022713 · More Niobium Alloy sentence examples 10.3390/coatings A chromium-vanadium alloy target, a titanium-niobium alloy target and a pure zirconium target were used for the deposition.
contactThe anisotropy–impact response relationship of a biocompatible niobium–zirconium (NbZr) alloy with an ultrafine-grained microstructure was investigated. The current findings not only shed light on the micromechanisms dictating the impact response in the microstructures studied, but are also encouraging with respect to the use of NbZr in ...
contact201934 · HEAs with eutectic microstructure can be obtained by judiciously modifying the alloy compositions. In this study, the effect of Nb addition to FeCoNiCuNb x (x = 0.5, 5, 7.5, 11.6, 15) alloys was studied
contact202086 · The high temperature (>0.5 Tm) creep strength of PNC-II, relative to the order of magnitude lower carbon content Nb-l%Zr alloy, has been attributed to the presence of very flne precipitates of (Nb,Zr)2C and/or (Nb,Zr)C ranging in size from 1 to 10 pm in diameter (PWAC 1965). Results of metallographic analy-
contact2023314 · The Zr + 1% Nb alloy of type N-1 E-110 is used for fuel element claddings, the Zr + 2.5% Nb alloy of type E-125 is applied for tubes of assembly channels. The cladding material for the new 17×17 fuel
contact2019123 · based on the two ductile alloys, Nb-Zr and Nb-Ti, although the former has been almost entirely superseded by the latter. A-15 compounds, Nb3Sn and V Ga are also commercially manufactured as conductors. Niobium is used for applications of RF cavity and power transmission cable. Thus, niobium based
contact2022511 · View gallery ». The element niobium (Nb), a transition metal, stands ready to improve the performance of one of the lithium-ion battery’s confusing array of possible electrode chemistries – the LTO (lithium titanium oxide) anode, which after graphite is the second most-produced. During battery charging, lithium ions leave the positive ...
contact2021129 · Niobium-Zirconium alloys (Nb-1Zr) and PWC-11 alloys (Nb-1Zr-0.1C) have been used in the SP-100 design as basic materials for lithium coolant boundaries, reactor shells and parts inside fuel casings.
contact202323 · Niobium-Zirconium alloys (Nb-1Zr) and PWC-11 alloys (Nb-1Zr-0.1C) have been used in the SP-100 design as basic materials for lithium coolant boundaries, reactor shells and parts inside fuel casings. Nb-1Zr alloy has 50% higher yield strength than pure Niobium and has the same corrosion resistance as pure Niobium in many solutions.
contact2023224 · Niobium-titanium alloys are alloys that are made up of niobium and titanium elements. Niobium-titanium alloys are generally used as industrial superconducting magnets, type II semiconductor wires, with the matrix of aluminum or copper. Niobium-titanium is a superconductor at temperature below 43 Kelvin. Niobium- titanium alloy has
contact2022519 · RedMetSplav LLC Yekaterinburg: Niobium Нб10В2МЦ - ГОСТ 26468-85 - Foil Niobium Нб10В2МЦ - ГОСТ 26468-85 343 319-42-40 E-mail: Екатеринбург, ул. Коминтерна 5, оф. 321 ENG RU
contact