Niobium has excellent thermal strength and high temperature corrosion resistance, and has good stability at 1300℃. Its welded structure with steel is often used in nuclear power plants and atomic reactors.
Continue Reading →Titanium and its alloys have many excellent properties, such as light weight, high strength, high heat resistance, corrosion resistance and so on. They are known as the metal of the future and a new structural material with a future development.
Continue Reading →Platinum-Iridium alloy A platinum alloy consisting of platinum as a base and iridium added to it. In the early years, it was believed that the solution was completely solid within the range of all components, and it was confirmed that the high temperature region was a continuous solid solution.
Continue Reading →Titanium alloy is a good material with high specific strength and good corrosion resistance. It is often used in aircraft design, but it is more difficult to process this material, especially for special-shaped parts.
Continue Reading →Zirconium is a silvery white transition metal, the surface is easy to form a layer of oxide film, with luster, so the appearance is similar to steel, corrosion resistance, but soluble in hydrofluoric acid and aqua regia;
Continue Reading →1, high temperature alloy
A large proportion of niobium in the world is used in the production of nickel, chromium and iron based superalloys in the form of pure metal or high-purity iron and nickel niobium alloys. These alloys are used in jet engines, gas turbine engines, rocket assemblies, turbochargers and heat-resistant combustion equipment.
The characteristics of tantalum make it widely used in many fields. Tantalum can be used to replace stainless steel in the equipment of making various inorganic acids, and its service life can be increased by dozens of times.
Continue Reading →Titanium and titanium alloys are commonly used in exhaust systems. Using titanium silencers instead of stainless steel silencers can reduce body weight by about 40%. Other studies have shown that if all the traditional parts in a 1500kg medium-sized car are replaced with titanium alloy parts……
Continue Reading →The invention relates to a heat treatment method for tantalum crucible, which can reduce and eliminate the phenomenon of the brittle crack of tantalum crucible and prolong the service life of tantalum crucible.
Continue Reading →A molybdenum niobium alloy production process of target material, whose character is: the high purity molybdenum powder and niobium powder mixing in the mixer, niobium powder and molybdenum powder according to the weight ratio of 9 put in mixer, in 1400 ~ 1900 ℃ high temperature vacuum burning furnace burning into molybdenum, niobium alloy sintered pieces with a hydraulic press and broken into pieces after in agate ball mill, grind under helium gas protection Grinding.
Continue Reading →Nickel titanium alloy is a binary alloy composed of nickel and titanium. Due to the change of temperature and mechanical pressure, there are two different crystal structure phases, namely austenite phase and martensite phase.
Continue Reading →In clinical practice, autologous or allogeneic bone grafts have been widely used in the repair of bone defects. Therefore, a variety of artificial bone materials, including metal materials and polymer materials, have attracted extensive attention.
Continue Reading →The specific strength of titanium alloy products is very high in metal structural materials. Its strength is comparable to that of steel, but its weight is only 57% of steel. The thermal conductivity of titanium alloy is small and the specific heat is small, so the local temperature rises fast and the cutting temperature is very high when processing titanium alloy.
Continue Reading →Compared with traditional metal elements such as iron, copper and nickel, zirconium has a lower density and a smaller coefficient of thermal expansion. In addition, zirconium also has a low thermal neutron absorption cross-sectional area (only 0.18×10-28 m2) and good corrosion resistance……
Continue Reading →Parts Fabrication Currently, commercial alloy suppliers cast alloys into ingots, such as moments that are easy to roll into circular plates. Shape, or a circle used in pipe manufacture cone.
Continue Reading →Molybdenum has excellent high temperature strength, creep resistance, low thermal expansion coefficient, good thermal conductivity and corrosion resistance, so it is widely used in the electronic industry, aviation and military fields.
Continue Reading →Magnetron sputtering coating is a new physical gas phase coating method. Compared with the earlier evaporation coating method, it has obvious advantages in many aspects. As a developed and mature technology, magnetron sputtering has been used in many fields.
Continue Reading →Rhenium density, to see the processing method. Powder molding or powder metallurgy, about 20.5g/cm3; Hot isostatic pressing or powder rolling can achieve about 20.9-21. The density of this tool is more than 2 times that of stainless steel, a 3 jin knife made with the same volume of rhenium will become 7.6 jin (the density of powder smelting is more heavy under hot isostatic pressure), so it is not suitable to make a knife.
Continue Reading →Molybdenum (10%) niobium alloy sputtering target material has a wide application prospect in thin film solar cells and displays. However, due to the absorption of oxygen by the niobium powder in the sintering process, the molybdenum niobium body after sintering has a high oxygen content and a low density.
Continue Reading →A kind of scandium and tantalum reinforced high strength nickel-niobium alloy material is provided, which is prepared by batching, mixing, compacting and hot pressing sintering steps. Scandium and tantalum as beneficial alloying elements are introduced into the alloy.
Continue Reading →The material of the positioning raft fishing rod is generally made of glass fiber material. The glass fiber material has excellent resilience. The tail of the rod is usually very thin and the guide rings are densely distributed, which is designed to increase the sensitivity of the rod when the fish eat.
Continue Reading →Titanium alloy such as relatively expensive metal materials, mainly used in some high-end precision industries.
Continue Reading →It is mainly classified after rough grinding of raw ore. Coarse-grained products on the screen are recovered from coarse tantalum and niobium minerals and mica minerals rich in rare metals by high gradient magnetic separation-heavy liquid separation.
Continue Reading →Superconducting cavity with high acceleration gradient and quality factor is the core component of superconducting accelerator. At present, the radio frequency performance of superconducting cavity is close to the limit of pure niobium material, and the doping treatment of niobium material is expected to break through this limit.
Continue Reading →Titanium is a very active metal with low equilibrium potential and high thermodynamic corrosion tendency in the medium. This is because titanium and oxygen have a great affinity, in the air or oxygen-containing medium, titanium surface generated a layer of dense, strong adhesion, large inert oxide film, to protect the titanium matrix from corrosion.
Continue Reading →The characteristics of tantalum make it widely used in many fields. Tantalum can be used to replace stainless steel in the equipment of making various inorganic acids, and its service life can be increased by dozens of times.
Continue Reading →Zirconium plate corrugated tube method, using two heat treatment and with temperature pressing molding; The first heat treatment is to adopt the integral stress reduction heat treatment after the billet is welded.
Continue Reading →Zirconium and its alloys have good dimensional stability, radiation resistance and corrosion resistance, so they have an important application prospect in aerospace, navigation, nuclear reactor and biomedical fields.
Continue Reading →The invention relates to a preparation method of high strength tantalum and tantalum alloy materials, in particular to a method of strengthening the microstructure of tantalum and tantalum alloy materials.
Continue Reading →Niobium-based elastic alloy refers to the niobium-based alloy used as elastic elements and components. In the alloy, the main part of titanium and niobium exist as niobium-titanium solid solution, while aluminum precipitates with niobium and titanium as the second phase of composite aluminides.
Continue Reading →With the rapid development of social economy, electronic products have become indispensable tools and necessities in our life. A very key component of electronic products is the touch screen and optical glass.
Continue Reading →Titanium and titanium alloys with low density, excellent mechanical properties, good biocompatibility, corrosion resistance, high temperature resistance, low temperature toughness and other characteristics, has been widely used in the field of automotive manufacturing.
Continue Reading →Tantalum-reinforced high strength nickel-niobium alloy material is prepared by batching, mixing, compacting and hot pressing sintering. Scandium and tantalum as beneficial alloying elements are introduced into the alloy.
Continue Reading →Rhenium, one of the metals with high melting point, is the most recent natural element discovered by human. Because the discoverer was a German chemist, so named after the Rhine River rhenium.
Continue Reading →The craft's ability to dive so deep is supported by the hull of a titanium alloy, an alloy metal that emerged in the 1950s and has many advantages such as good pressure resistance, corrosion resistance and heat resistance.
Continue Reading →In zirconium welding, the weld and heat affected zone are easy to be polluted by oxygen, hydrogen, nitrogen and other elements in the air, generating hard and brittle compounds, and producing brittle needle-like organization, so that the hardness and strength of the welded joint increase, plastic decline, corrosion resistance also decreased significantly.
Continue Reading →A cylindrical weight of platinum-iridium alloy marking a kilogram of weight has mysteriously become lighter, losing 50 micrograms of its original mass. It may not change People's Daily lives, but for those who do delicate work such as scientific research and statistics, a change in the 1kg standard would cause a lot of trouble.
Continue Reading →Niobium has lain dormant for more than 60 years since its discovery. It was not until 1907 that chemists produced the metal niobium that it again attracted scientific attention.
Continue Reading →The relative density of the target material is the ratio of the actual density of the target material to the theoretical density. The theoretical density of the single component target material is the crystallization density.
Continue Reading →Oxygen zirconium chloride by burning zirconia is available, its quality is derived from the quality of the oxygen zirconium chloride, sold on the market of oxygen zirconium chloride by is a crystallization of income from acid and alkali treatment zirconium materials, process steps for alkali solution……
Continue Reading →Nowadays, with the occurrence of various accidents, the incidence of skull defects has increased greatly. If the skull is injured, the patient's health is naturally in crisis. Only by receiving the skull repair as soon as possible to restore the integrity, can the greater risk be avoided.
Continue Reading →The development of a titanium alloy with the closest physical properties to bone tissue is conducive to the manufacture of high-quality grafts to effectively repair damaged bones. The results were published in the journal.
Continue Reading →Titanium-niobium alloy wire is generally used in the manufacture of aircraft rivets. With the rapid expansion of aviation industry, the demand for Titanium-niobium alloy wire is increasing in recent years.
Continue Reading →In the practical application of titanium alloy, in addition to greatly reducing the weight of the structure, titanium alloy also has high fatigue resistance and corrosion resistance.
Continue Reading →Tantalum is often used to make capacitors because the anodized surface forms an amorphous oxide film with a high dielectric constant. Tantalum wire is used as the anode lead for capacitors.
Continue Reading →Titanium alloys are the primary choice for orthopedic devices, such as knee and hip implants, because of their excellent mechanical properties and resistance to infection.
Continue Reading →Tantalum is often used to make capacitors because the anodized surface forms an amorphous oxide film with a high dielectric constant. Tantalum wire is used as the anode lead for capacitors.
Continue Reading →Tantalum is a hard and highly conductive metal with ductility and acid resistance. Its density is 16. 65g/cm3. Tantalum has a high tipping point temperature of 3020°C.
Continue Reading →There are five methods of alloy casting for Nb-Ti superconducting alloy:
(1) with powder as raw material of true blank arc furnace melting casting method -- niobium and titanium powder as raw materials, according to the appropriate proportion of mixing, molded into electrode, after high temperature curing, welding after true blank arc furnace melting casting for two or more times, niobium titanium alloy ingot.
In niobium alloy, the high and low temperature strength of Nb alloy can be significantly improved by containing tungsten and molybdenum, but too much will reduce the technological properties of Nb alloy.
Continue Reading →It is said that science and technology benefit mankind. With the development of all kinds of science and technology, even animals can enjoy the convenience brought by science and technology.
Continue Reading →Tantalum is very attractive as the base element of the alloy because of its tolerance to interstitial elements and reasonable elastic modulus. Tantalum is also easy to realize inert gas tungsten arc welding (GTA), so it is suitable for manufacturing a variety of chemical equipment, play its corrosion resistance.
Continue Reading →Titanium is widely distributed, and its content exceeds 0.4% of the mass of the earth's crust. The world's proven reserves are about 3.4 billion tons, ranking the 10th among all elements. Sponge titanium after crushing, into the vacuum arc furnace melting, can be cast into titanium ingots, and then processed into a variety of titanium materials.
Continue Reading →A. Nickel-based superalloy. The main alloying elements are chromium, tungsten, molybdenum, cobalt, aluminum, titanium, boron, zirconium and so on. Chromium plays the role of harmony, and other elements play the role of reinforcement.
Continue Reading →High purity niobium has a series of excellent properties such as high melting point, low steam pressure, good cold working performance, high chemical stability, strong resistance to liquid metal and acid corrosion, etc.
Continue Reading →Plate type flat welding titanium flange
Advantages:Convenient materials, simple manufacturing, low cost, widely used.
Disadvantages:Rigidity is poor, so it can not be used for supply and demand, flammable, explosive and higher vacuum requirements of the chemical process piping system and high, extreme harm occasions.
Niobium titanium alloy superconductors have been widely used in thousands of known superconductors due to their excellent comprehensive properties and are the key materials in superconducting magnets for medical NMR and large scientific devices.
Continue Reading →Superconductor fiber refers to the fiber composed of superconductor with high critical temperature Tc, high critical magnetic field HCZ and high current density JC. Superconductors mainly include two categories, namely solid alloys with ductility and brittle metal intercompounds with crystal structure.
Continue Reading →Titanium alloy originated in the 1950s to 1960s, mainly developed into high temperature titanium alloy and structural titanium alloy two main directions.
Continue Reading →Zirconium is an active metal with a great affinity for oxygen. The excellent corrosion resistance of the oxide film determines that it can be used in multiple corrosive environments.
Continue Reading →Cu-niobium alloy exhibits good superconductivity at low temperature and high thermal and electrical conductivity at room temperature, so it has a broad application prospect in particle accelerator and nuclear reactor fields.
Continue Reading →With the development of high-performance aerospace vehicles, the working temperature of the hot end parts of aero-engine has been increasing continuously, which has exceeded the limit temperature of nickel-based superalloy.
Continue Reading →Rhenium is a metallic element, one of the high melting point metals, with the same appearance as platinum, soluble in dilute nitric acid or hydrogen peroxide solution, insoluble in hydrochloric acid and hydrofluoric acid.
Continue Reading →The high melting point, excellent chemical, mechanical and thermoelectric potential stability and high catalytic activity determine the industrial application of platinum and rhodium alloys to be more extensive and important than any other precious metal alloys.
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