Welcome to Rhenium Alloys, Inc.
Quartz Halogen Lamps . The Rhenium Lamp Group, a division. of Rhenium Alloys, is an established supplier of high-quality rhenium alloys and other advanced materials for use in nuclear, semiconductor, …
Rhenium Alloys: White papers and technical literature
Tungsten - rhenium alloys with a melting point of 3050°C and a recrytallization temperature near 1900°C are being used in aerospace, temperature measuring and friction stir welding applications. The mechanical properties of the tungsten 25% rhenium and tungsten 24.5% rhenium with 2% hafnium carbide at room temperature, 1371°C and …
Synthesis of Rhenium–Scandia doped tungsten …
A novel synthesis approach for scandia doped rhenium–tungsten mixed nanoparticles using a sol–gel method was developed by dissolving tungsten and rhenium powder in hydrogen peroxide. The characterization result showed that the complete formation of the spherical shape, homogeneously mixed, phase pure nanoparticle with …
Properties of tungsten-rhenium and tungsten-rhenium with …
Abstract. Historically, tungsten-25wt.% rhenium alloy has been manufactured into wire for the thermocouple market, but recent demands for high-temperature …
Rhenium Alloys: Copper-Tungsten plate, sheet and foil
Our Tungsten alloy products, including Tungsten-Copper sheet, plate and foil are proudly Made in USA, in our Northeastern Ohio facility. PH: 440-365-7388. FX: 888-366-9830. TF: 888-743-6486. (888-RHENIUM) Rhenium Alloys is a leading manufacturer and supplier of Copper-Tungsten plate, sheet and foil. Made in USA.
Properties of tungsten-rhenium and tungsten-rhenium …
The tungsten–rhenium phase diagram is complex, showing several intermetallic phases [12] . Of particular interest are the r-phase, present above $30%Re and $5% Os on equilibrium phase diagrams ...
Effect of concentration of rhenium and temperature on …
Materials Today: Proceedings. Available online 17 November 2023. In Press, Corrected Proof. What's this? Effect of concentration of rhenium and …
Unveiling the intrinsic rhenium effect in Tungsten
Our discovery of the solution softening-to-hardening transition, including its dislocation mechanism, clarifies the intrinsic effect of Re on the toughness of …
A tungsten-rhenium interatomic potential for point defect …
A tungsten-rhenium (W-Re) classical interatomic potential is developed within the embedded atom method interaction framework. A force-matching method is employed to fit the potential to ab initio forces, energies, and stresses. Simulated annealing is combined with the conjugate gradient technique to search for an optimum potential …
Effect of rhenium irradiations on the mechanical properties of tungsten
It is important to investigate the effect transmutation of tungsten to rhenium will have in conjunction with the displacement damage cascades caused by 14 MeV neutrons, due to the fact rhenium addition is known to cause embrittlement in neutron irradiated tungsten [6], and this could affect the life of tungsten components within a …
Solved A tungsten/5% rhenium
Other Math. Other Math questions and answers. A tungsten/5% rhenium - tungsten/26% rhenium thermocouple has an output e.m.f. as shown in the following table when its hot (measuring) junction is at the temperatures shown. Determine the sensitivity of measurement for the thermocouple in mV/C. mV 4.37 8.74 13.11 17.48 C degrees 250.
Surface modification and deuterium retention in rhenium doped tungsten
Surface modification and deuterium (D) retention in rhenium (Re) doped tungsten (Namely, W-5 wt.% Re) exposed to 100 eV deuterium plasma with a constant flux of 1.8 × 10 21 D/m 2 /s were investigated. All the samples were exposed to D plasma at three types of exposure conditions, namely, exposure with doses of 1.3 × 10 25 D/m 2 …
Tungsten and Rhenium – Comparison – Properties
Tungsten: Rhenium: Density: 19.25 g/cm3: 21.02 g/cm3: Ultimate Tensile Strength: 980 MPa: 1070 MPa: Yield Strength: 750 MPa: 290 MPa: Young's Modulus of Elasticity: 411 GPa: 463 GPa: Mohs Scale: 7.5: 7: Brinell …
Solution and diffusion of hydrogen isotopes in tungsten-rhenium alloy
The presence of rhenium in tungsten raises the solution energy and the real normal modes of vibration on the ground state and the transition state, compared to hydrogen in pure tungsten. Without zero point energy corrections, the presence of rhenium decreases slightly the migration barrier. It is found that although the solution …
Rhenium-188 Labeled Tungsten Disulfide Nanoflakes for …
Rhenium-188 Labeled Tungsten Disulfide Nanoflakes for Self-Sensitized, Near-Infrared Enhanced Radioisotope Therapy Small. 2016 Aug;12 (29):3967 ... Like other high-Z elements acting as radiosensitizers, tungsten in the obtained (188) Re-WS2 -PEG would be able to absorb ionization radiation generated from (188) Re, enabling ''self …
About Rhenium Alloys
Rhenium Alloys is a leading supplier and researcher of rhenium, molybdenum, tungsten, and their alloys (molybdenum-rhenium, tungsten-rhenium, tungsten-copper). Located and made in the USA. Learn more about Rhenium Alloys Request Quote Careers – Download Application TF: 888-RHENIUM PH: 440-365-7388 FX: 888-366-9830 ...
Recovery of rhenium from tungsten‑rhenium wire by alkali …
Tungsten‑rhenium wire is used in thermocouple and lamp filament manufacturing due to its good thermal sensitivity and high temperature plasticity, and many waste wires are generated in processing and after use. This work focuses on the efficient recovery of high value rhenium from tungsten‑rhenium wire waste with a mass …
Tungsten MECHANICAL AND PHYSICAL PROPERTIES
Yesterday's Pioneer, Today's Leader. rhenium TF: 888-RHENIUM (888-743-6486) PH: 440-365-7388 FX: 888-366-9830 Tungsten | MECHANICAL AND PHYSICAL PROPERTIES Metric English Physical Properties Density 19.3 g/cc 0.697 lb/in³ a Lattice Constant 3.165 Å 3.165 Å Melting Point 3370 °C 6100 °F Boiling Point 5900 °C 10700 …
High temperature fracture experiments on tungsten–rhenium alloys …
Tungsten – rhenium alloys outclasses other tungsten-based materials in terms of increased ductility. We study the reason for this positive effect by investigating the influence of rhenium on the fracture process of tungsten – rhenium alloys at different temperatures (between room temperature and 900 °C).
Thermal conductivity and linear expansion of sintered rhenium …
The article describes the preparation (by the methods of powder metallurgy) of sintered rhenium and tungsten--rhenium alloys VR-5, VR-10, VR-20. The thermal conductivity of rhenium and the alloy VR-20 in the interval 300--1000/sup 0/K is found to be considerably greater than the values given in the literature, which is explained by the high ...
Tungsten-Rhenium Thermocouples | BASF Catalysts
By leveraging our industry-leading R&D platforms, passion for innovation and deep knowledge of precious and base metals, BASF's Catalysts division develops unique, proprietary solutions that drive customer success. Tungsten-Rhenium thermocouple assemblies produced and developed by BASF permit ultra-high temperature …
Tungsten-Rhenium Alloy – Material Table
Tungsten-Rhenium Alloy – Thermal Conductivity. Thermal conductivity of Tungsten-Rhenium Alloy is 70 W/ (m·K). The heat transfer characteristics of a solid material are measured by a property called the thermal conductivity, k (or λ), measured in W/m.K. It is a measure of a substance's ability to transfer heat through a material by conduction.
Rhenium-Tungsten Parts | Toshiba Materials
Tungsten is a strong, wear-resistant metal that is used make probe pins (contact pins) for inspecting high-density integrated circuits in parts such as semiconductors and liquid crystal panels. Toshiba Materials has developed Rheni-tung, an alloy in which rhenium is added to tungsten to further improve its properties.
4 Types of Rhenium Alloys You Mightn't Know
Tungsten-rhenium Alloy. The tungsten-rhenium alloy is a solid solution-strengthened alloy based on tungsten and added with rhenium. The rhenium content (mass fraction,%) in tungsten-rhenium alloys is usually 3, 5, 10, 25, and 26. Tungsten-rhenium alloy is divided into low-content W-Re alloy (Re≤5%) and high-content W-Re alloy (Re≥15%). …
Strengthening of tungsten by coherent rhenium …
Experimental data show that the accumulation of rhenium and osmium from transmutation reactions severely affect the microstructural evolution and property degradation of tungsten-based materials under neutron irradiation. Theory and modeling have confirmed that Re atom transport in W is by irradiation-produced migrating self …
Properties of tungsten-rhenium alloys | Metal Science and …
3. Rhenium improved the strength and ductility of tungsten in the 20–3000°C range. 4. W-Re wire developed a high strength and ductility after annealing at 1400–1950°C. An alloy with 20% Re annealed at 1400–1500°C had a strength of 180–190 kg/sq. mm and 18–20% elongation. 5. W-Re alloys were harder than plain W in the 20–1000°C ...
Rhenium
Tungsten is the only metallic element with a higher melting point. Uses. Rhenium is used as an additive to tungsten- and molybdenum-based alloys to give useful properties. These alloys are used for oven filaments and x-ray machines. It is also used as an electrical contact material as it resists wear and withstands arc corrosion.
Study on high-temperature mechanical properties of W25Re …
Tungsten rhenium alloy has the advantages of high melting point, high hardness, high strength, high plasticity, high recrystallization temperature, high …
Tungsten-Rhenium Alloy – Material Table
Up to 22% rhenium is alloyed with tungsten to improve its high temperature strength and corrosion resistance. The hardness of as-cast W – 30Re alloy is around 500 BHN. This …
Synthesis and High-Pressure Mechanical Properties of Superhard Rhenium
Rhenium diboride is an established superhard compound that can scratch diamond and can be readily synthesized under ambient pressure. Here, we demonstrate two synergistic ways to further enhance the already high yield strength of ReB2. The first approach builds on previous reports where tungsten is doped into ReB2 at …
