hafnium carbide tantalum

  • Tantalum hafnium carbide Wikipedia

    Tantalum hafnium carbide is a refractory chemical compound with a general formula TaxHfy-xCy, which can be considered as a solid solution of tantalum carbide and hafnium carbide.

  • Tantalum Hafnium Carbide AMERICAN ELEMENTS

    Tantalum Hafnium Carbide is a solid solution of tantalum carbide (TaC) and hafnium carbide with the general formula Ta x Hf y-x C y. Tantalum hafnium carbide is extremely refractory, with an approximate melting point of 3990 °C, and has numerous high temperature applications such as spacecraft components. Please request a quote above to

  • Tantalum Carbide And Hafnium Carbide ALB Materials Inc

    Tantalum 05/25/2020. tantalum carbide and hafnium carbide. Thermal Analysis of Tantalum Carbide-Hafnium Carbide Solid. The interest in tantalum carbide (TaC) and hafnium carbide (HfC) has been growing in recent years due to their extremely high melting points, high hardness.

  • (PDF) Hafnium and tantalum carbides for high temperature

    The present work reports on the emissivity characterization of hafnium and tantalum carbide. UHTCs. Up to now, this class of materials has been widely studied for space and military.

  • Tantalum-Hafnium-Carbide and Tantalum-Hafnium-Carbonitride

    Analytical models predict that PPI’s TaC will survive subscale hot fire testing. In the proposed effort, the knowledge learned during the TaC studies will be applied to the development and characterization of materials superior to TaC, such as tantalum-hafnium-carbide (Ta4HfC5) and tantalum-hafnium-carbonitride (Ta4HfC3N2).

  • Hafnium and tantalum carbides for high temperature solar

    Fig. 2 qualitatively suggests that tantalum and hafnium carbides may show a more pronounced spectral selectivity against thermal re-radiation than silicon carbide. It should be noticed that the spectra in Fig. 2 help to discriminate the basics optical properties of samples,

  • Hafnium and Tantalum Comparison Properties Material

    Hafnium vs Tantalum. Compare hafnium with another element. Compare tantalum with another element. Hafnium and Tantalum About Elements. Hafnium. Hafnium is a lustrous, silvery gray, tetravalent transition metal, hafnium chemically resembles zirconium and is found in many zirconium minerals. Hafnium’s large neutron capture cross-section

  • Investigating the highest melting temperature materials: A

    Dec 01, 2016· Tantalum carbide (TaC) and hafnium carbide (HfC) are of particular interest due to their high melting temperatures (>4000 K) which are the highest

  • Tantalum hafnium carbide Cerámica Wiki Fandom

    Tantalum hafnium carbide (Ta4HfC5) is a refractory compound with the highest melting point of all known compounds--4488 K (4215 °C, 7619 °F).1 It is the only known material that can not be welded with the atomic hydrogen welding method, which was developed by Irving Langmuir. As tantalum carbide and hafnium carbide, tantalum hafnium carbide is considered one of the hardest materials apart

  • Tantalum Hafnium Carbide Sputtering Target AMERICAN

    SECTION 1. IDENTIFICATION. Product Name: Tantalum Hafnium Carbide Sputtering Target Product Number: All applicable American Elements product codes, e.g. TA-HFC-02-ST,TA-HFC-03-ST,TA-HFC-04-ST,TA-HFC-05-ST CAS #: 71243-79-3 Relevant identified uses of the substance: Scientific research and development Supplier details: American Elements 10884 Weyburn Ave.

  • Tantalum carbide hafnium Firmetal Co., Ltd.

    It can be considered by the tantalum carbide, melting point 3983 ℃) and hafnium carbide (melting point 3928 ℃) these two kinds of binary compounds. In 2015, foreign countries sold powder tantalum and hafnium, which is 99 percent pure and about 45 microns in size, for $9,540 per kilogram.

  • Hafnium and tantalum carbides for high temperature solar

    Fig. 2 qualitatively suggests that tantalum and hafnium carbides may show a more pronounced spectral selectivity against thermal re-radiation than silicon carbide. It should be noticed that the spectra in Fig. 2 help to discriminate the basics optical properties of samples,

  • Tantalum Hafnium Carbides Products & Suppliers

    Zirconium carbide Tantalum carbide Hafnium carbide 80 Mol-% ZrC 20 MoI-% TaC 80 Mo1-% ZrC 20 Moi-% HfC . Hot Hardness of Selected Borides, Oxides, and Carbides to 1900°C Zirconium diboride Hafnium diboride Zirconium oxide Aluminum oxide Titanium carbide Niobium carbide Tungsten, chromium, rhenium, tantalum carbide Tungsten carbide Tantalum

  • Tantalum Carbide: A Substance with the Highest Known

    Tantalum carbide has a melting point of 41500 absolute or 38770 C, plus or minus 1400. (It is true that hafnium carbide is reported to have a melting point 100 higher than this, but the scarcity of hafnium and its difficulty of separation from zirconium leaves the immediate domain of highest melting point to tantalum carbide.)

  • Investigating the highest melting temperature materials: A

    Dec 01, 2016· Tantalum carbide (TaC) and hafnium carbide (HfC) are of particular interest due to their high melting temperatures (>4000 K) which are the highest

  • Oxidation behavior of vacuum plasma-sprayed hafnium

    In general, it was found that the addition of tantalum nitrides to the hafnium nitrides resulted in poorer oxidation behavior. However, the 18.8 at.% specimen deviated from this trend and had the lowest observed mass change. Butts, D., and Thompson, G.B.: Influence of hafnium carbide on vacuum plasma spray processed tantalum carbide

  • Influence of time on vacuum vaporization rate and surface

    The tantalum carbide hafnium carbide (TaC -HfC) system was selected for vaporization measurements because of the high melting points and ldw volatilities of its constituents. 2200' to 2700' C (ref. 3), the preliminary information indicated that the vaporization rate

  • Ultrahigh Temperature Ceramic Coatings Ultramet

    For less oxidizing applications that experience higher temperatures, Ultramet can apply hafnium carbide, tantalum carbide, or zirconium carbide as coatings or matrices within composites. Properties of Selected Ultrahigh Temperature Ceramic Coating. Melting point Emittance at 1800 K (2780°F, 1527°C)

  • Cool new knife material: Tantalum Halfnium Carbide

    Apr 11, 2016· Imagine Spyderco knives made of super hard and super toughened tantalum hafnium carbide. It turns out if you add nitrogen to it, you can make it even stronger and harder. What do ya`ll think? Top. demoncase Member Posts: 2596 Joined: Sat Jun 18, 2011 3:07 pm Location: England-

  • tantalum hafnium carbide, tantalum hafnium carbide

    127 tantalum hafnium carbide products are offered for sale by suppliers on Alibaba, of which cemented carbide accounts for 1%. A wide variety of tantalum hafnium carbide options are available to you, There are 1 suppliers who sells tantalum hafnium carbide on Alibaba, mainly located in Asia.

  • Tantalum Hafnium Carbide Alloy Archives Refractory

    Tantalum Hafnium Carbide Alloy (3990℃) Tantalum hafnium carbide [] Tags: Diamond,Graphite,HIGH-TEMPERATURE METALS,Materials with the Highest Melting Point,Osmium,pure metals,Refractory Metals,rhenium,Silicon carbide,tantalum carbide,Tantalum Hafnium Carbide Alloy,Titanium Boride,Titanium carbide,Top 10 Materials

  • What Are the Uses of Tantalum and Tantalum Alloys?

    6. The Uses of Tantalum & Its Alloys in the Aerospace and Military Fields. In the aerospace and military fields, tantalum tungsten, tantalum tungsten hafnium, tantalum hafnium alloy are used as heat-resistant high-strength materials for rockets, missiles, and jet engines, as well as parts for control and regulation equipment. 7.