Distinctive characteristics, each excelling in its own way - a selection of high-performance materials
In the high-end industrial and technological fields, tantalum and its alloys are highly favored due to their unparalleled corrosion resistance and high-temperature stability. Among them, pure tantalum rods and tantalum-10-tungsten rods are two of the most representative forms. Although both are based on tantalum, the mere 10% tungsten content alone results in a significant divergence in performance and application. Choosing which one is not a simple matter of "better" or "worse", but rather a precise match based on extreme environmental requirements.
Pure tantalum rods possess unparalleled corrosion resistance: Among all metals, tantalum's corrosion resistance is the highest. Its surface can form a dense and stable oxide film, comparable to glass, which can resist the erosion of almost all media except hydrofluoric acid, fuming sulfuric acid, and strong alkalis. Pure tantalum is very soft and has excellent ductility, making it easy for cold processing, such as rolling, drawing into complex-shaped rods or wires. The room-temperature strength of pure tantalum rods is acceptable, but when the temperature exceeds 500°C, the strength and creep resistance will significantly decrease, limiting its application in high-temperature structural components. Pure tantalum rods have excellent biocompatibility and are completely harmless to human tissues and will not be corroded by body fluids.
The Ta-10W tungsten rod exhibits significantly enhanced strength and hardness. The solid solution strengthening effect of tungsten makes its room temperature strength and hardness much higher than that of pure tantalum, making it more wear-resistant and less prone to deformation. The outstanding high-temperature performance is the most critical difference. The Ta-10W rod can maintain extremely high strength and anti-rheological properties at high temperatures (>1500°C), and will not easily deform due to its own weight or load. It maintains excellent corrosion resistance: on the basis of inheriting the excellent corrosion resistance of pure tantalum, its tolerance to strong oxidizing environments (such as fuming nitric acid) slightly decreases, but it still performs exceptionally well in most chemical environments. Due to the increase in strength and hardness, its cold processing becomes difficult, and usually requires hot processing or more powerful equipment.
The main applications of pure tantalum rods: They are used to manufacture key components such as reactors, heat exchangers, mixers, valves and pipes, which handle high-temperature strong acids (such as hydrochloric acid, sulfuric acid, and nitric acid). Their perfect corrosion resistance ensures the long lifespan of the equipment and the purity of the products. In the pharmaceutical and fine chemical industries, pure tantalum equipment is the preferred choice for ensuring that reactions are not contaminated by metal ions. Utilizing its biocompatibility and corrosion resistance, pure tantalum rods are processed into surgical implants such as bone nails, bone plates, and cranial repair plates. Their good ductility makes it convenient for doctors to shape them during surgeries. As a support base for high-reliability vacuum sputtering targets, or directly processed into the anodes and gates of certain high-power electronic tubes. Their pure material and conductivity are of vital importance. They are used in components such as heaters and radiation screens for vacuum furnaces. In these scenarios, although the temperature is high, the mechanical load is relatively small, and pure tantalum is sufficient to handle the task.
The main applications of Ta-10W rods: Aerospace propulsion is the most representative application field of Ta-10W. In rocket and spacecraft engines, it is used to manufacture core high-temperature components such as injectors, combustion chamber liners, and nozzle extensions. These parts directly withstand the intense high-temperature gas scouring and mechanical vibrations, and only the high-temperature strength and creep resistance of Ta-10W can ensure the structural integrity and reliable operation of the engine. In hypersonic aircraft, it is used to manufacture the leading edges and nose cones of hypersonic aircraft. These parts endure the most severe aerodynamic heating when passing through the atmosphere. Ta-10W is one of the few metal materials that do not melt or deform in this environment. In the field of strong corrosion and high load, when equipment not only needs to be corrosion-resistant but also needs to withstand high pressure, high wear, or huge mechanical stress, pure tantalum is inadequate. At this time, high-strength springs, valve stems, fasteners, etc. made of Ta-10W rods become the best choice. In medicine, it is used to manufacture bone implants with extremely high strength, such as those for obese patients or young people with high activity levels. It is also used to manufacture long-life, high-mobility precision surgical tools and molds.
Fortu Tech supplies tantalum-10tungsten alloys rod products to multiple countries and regions around the world. Its service coverage includes the United States, Canada, Russia, Germany, France, the United Kingdom, Italy, Sweden, Austria, the Netherlands, Belgium, Switzerland, Spain, Czech Republic, Poland, Japan, South Korea, as well as Chile, Brazil, Argentina, Colombia and other places in Latin America.
Fortu Tech can produce and process Ta10W wire, Ta10W foil, Ta10W Capillary Tube, Ta10W billet, Ta10W sheet & plate, Ta10W tubes.