High-Speed Steel: Definition, Compositions, Properties, and …

Its distinctive compositions (iron, carbon, tungsten, chromium, molybdenum, and other elements) allow tools made from high-speed steels to tolerate high …

Modifying Cast Tungsten-Molybdenum High-Speed Steels …

The influence of modifying additives of niobium, zirconium, and titanium on the structure and properties of cast tungsten-molybdenum high-speed steels R6M5 and R6M5K5 is studied. Results of metallographic and x-ray diffraction analyses and of studies of fracture surfaces of the steels after casting, annealing, hardening, and tempering are discussed. …

Raman Spectroscopy as Molybdenum and …

Raman spectroscopy is a potential fast quality control monitoring method. This method, which focuses on the analysis of the vibrational and rotational states of atoms and molecules, is …

Raman Spectroscopy as Molybdenum and Tungsten Content Analysis Tool …

Molybdenum and tungsten oxides are commonly used in the refining and petrochemical industries, ... tool that can facilitate the study of structural changes in catalysts during processes that involve.

Tool Steels

Hot work tool steels are known as Group H steels. They are designed to resist high pressure, heat and abrasion caused during manufacturing operations performed at 480 …

FOTMA Tungsten, Molybdenum, Tungsten Alloy, …

Hubei Fotma Machinery Co.Ltd established in 2004 as a combined group engaged into manufacturing and exporting of Non-Ferrous Metals (Tungsten, Tungsten Alloy, Molybdenum, Cemented Carbide, Titanium, Tantalum, Niobium etc.), Steel Forging & Casting, Heating Elements, Ceramic Products, Electronic Packaging Materials (CMC, …

Tungsten carbide, Tungsten tips, Tungsten carbide rods, Tungsten …

Zhuzhou Zhenfang Yaguang Tungsten-Molybdenum Co.,LTD is a professional manufacturer located in zhuzhou, China, which have engaged in tungsten carbide field for over ten years. We have rich experience on tungsten carbide studying and manufacture. ... The following are common application areas for Tungsten Carbide Bars: Cutting Tool …

LUOYANG ROBUST TUNGSTEN&MOLYBDENUM CO., LTD.

Tungsten is a non-ferrous metal. Tungsten ore was called "heavy stone" in ancient times. China is the largest tungsten storage country in the world. Molybdenum possesses unique properties which make it desirable for use in a number of manufacturing industries. Its most useful characteristic is its high melting point, 2610° C.

Molybdenum vs. Tungsten

Molybdenum and tungsten belong to the same group in the periodic table, but they have different atomic structures. Molybdenum has an atomic number of 42, with 42 protons and 54 neutrons, whereas tungsten has an atomic number of 74, with 74 protons and 110 neutrons. ... whereas tungsten is used for manufacturing cutting tools, high-speed steel ...

KIRKENDALL-EFFECT DENSIFICATION IN A SINTERED TUNGSTEN-MOLYBDENUM …

Use was made of molybdenum and tungsten carbide powders, which exhibit fairly high densification rates. The main object of the sintering of specimens from a molybdenum powder was to find out to what extent the behavior in a temperature jump of a metal differing markedly in physical properties (and electronic shell structure) from the metals …

Chromium, Molybdenum, and Tungsten

The chemistry of tungsten and its compounds is similar to that molybdenum. The properties of tungsten alloys offer more limited uses than those of most metals. The prime use of tungsten is in cutting and wear-resistant materials (65%), mill products (12%), specialty steels, tools, stainless, and alloys (9%), hard-facing rods …

Eutectic in tungsten-molybdenum high-speed steel

1. Cast steel R6M5 has three basic morphological types of eutectic-skeleton, spindle, and lamellar. 2. Carbides of the lamellar and spindle eutectics in steel of the same composition differ in their concentration of vanadium, which is 1.6 times larger in the lamellar eutectic than the spindle eutectic. 3. The ratio of morphological types of eutectic can be varied by …

Shock compression of tungsten and molybdenum

Shock compression of tungsten and molybdenum. New high‐pressure shock‐wave data have been obtained for W and Mo. These data have been combined with previous data sets for these materials to extend the range of linear us – up fits for the Hugoniot to 480 GPa for Mo and 680 GPa for W. The shock‐wave data, supplemented …

Tungsten Molybdenum

Tungsten Molybdenum. Tungsten is an irreplaceable basic material and strategic resource for the national economy and modern national defense. The cemented carbide made of tungsten has ultra-high hardness and excellent wear resistance. It is used to manufacture various cutting tools, knives, drilling tools and wear-resistant parts.

Tungsten High Speed Steel | Griggs Steel

Compared to many other high speed tool steels, this alloy has impressive tool life. It is especially well-suited for cold work tooling. M Type: The M series alloys contain lower amounts of tungsten (between 1.25% and 10%). However, they make up for this in hardness by also include molybdenum.

Midwest Tungsten Service

We're Looking forward to hearing from you. Great, Reliable Customer Service. Large, Ready-to-Ship Inventory. Fast Lead Times. Custom Machining Services. Midwest Tungsten offers the highest quality TIG Electrodes, Tungsten Bucking Bars, Tungsten Fine Wire, and more! Tungsten products & custom machining.

Tool Steel Classifications

Tool steels are a family carbon and alloy steels having distinct characteristics such as hardness, wear resistance, toughness, and resistance to softening at elevated temperatures. Tool steels comprise carbide-forming elements such as chromium, vanadium, molybdenum and tungsten in different combinations.

Molybdenum Tungsten Alloy (MW30)

Tungsten is improved by the high-temperature properties and corrosion resistance of molybdenum. The molybdenum tungsten alloy is available in different compositions from MW20 with 20 percent tungsten by weight to MW50 with 50 percent tungsten by weight. This material data has been provided by Plansee. "Typical" values were obtained via a ...

Tungsten vs Molybdenum

Tungsten and Molybdenum are used in various industries due to their unique properties. Tungsten is commonly used in manufacturing electric filaments, heating elements, and welding electrodes thanks to its high melting point and high resistance to heat. ... Molybdenum is used in manufacturing high-speed tools, electrical contacts, …

Evaporation Boats | Midwest Tungsten Service

Materials: tungsten boat, molybdenum boat, or tantalum boat Thicknesses: .005, .010, 0.15, .020, or custom sizes (by request) All dimensions shown are in inches ...

M2 Tool Steel: Uses, Composition, Properties | Xometry

The key elements in M2 tool steel are molybdenum at 5.5 % and tungsten at 6.75%. The molybdenum, vanadium, chrome, and tungsten give tool steels their excellent hardness and wear resistance due to the formation of carbides while also …

Tungsten & Molybdenum Ion Implant Parts | Elmet …

Elmet Technologies provides high quality, precision machined molybdenum and tungsten components for front-end processing equipment used in the manufacture of semiconductors, including Ion Implantation, MOCVD, CVD, PVD, and MBE tools. Elmet's manufacturing experience, expertise, and knowledge of the molybdenum and tungsten …

Guide to Tool Steel: Types, Properties, and Uses

For instance, high-speed steels have specific carbide-forming elements like chromium, vanadium, molybdenum, and tungsten, which are very hard compounds. They also perform well at high temperatures, especially when cobalt or nickel is added. ... Tungsten-based Tool Steel. This kind of tool steel has 9-18% tungsten and 2-4% chromium. …

Tungsten & Molybdenum Parts

MT-104 Molybdenum Alloy. MT-104 is a powder-metallurgical alloy developed by Global Tungsten & Powders. for elevated temperature applications requiring higher hardness and strength than unalloyed molybdenum. The nominal composition of MT-104 by weight percentage is 0.5% Ti, 0.08% Zr, 0.025% C, with the balance Mo.

Hot Work Tool Steels :: Total Materia Article

The higher tungsten and molybdenum contents of the H10 and H14 steels increase the red hardness and hot strength, but tend to slightly reduce toughness. In this group the H11, H12 and H13 steels possibly represent the greatest tonnage used in all hot work die steels. ... Tungsten Hot Work Tool Steels. The principal alloying elements of these ...

A Guide To Machining Molybdenum Metal and Alloys

Molybdenum / 30% Tungsten; Molybdenum / Copper; Machining Characteristics. Pressed and sintered or recrystallized molybdenum machines very similarly to medium hard cast iron. Wrought molybdenum machines very similarly to stainless steel. Molybdenum metal can be machined with conventional tools and equipment. However …

M-2 High Speed Tool Steel

M-2 is a high speed tungsten-molybdenum tool steel. The carbides are small and evenly distributed. It has high wear resistance. After heat treatment, its hardness is the same as …

Molybdenum (Mo) Refractory Metal

Like tungsten, molybdenum is one of the refractory metals. It does not have the density of tungsten, but still has a relatively high melting point and is somewhat easier to machine. Midwest Tungsten Service provides …

Tool Steels – Tungsten High-Speed Steels

Introduction. High-speed steels are tool steels that find applications in machine tools that have high rates of material removal. Tungsten high-speed steels (group T) and molybdenum high-speed steels (group M) are two types of high-speed steels. These two groups of high-speed steels have similar hardening abilities and other characteristics.

Molybdenum vs Tungsten: Understanding Heavy Metal

Tungsten Densalloy is 92.5% tungsten, 5.25% nickel, and 2.25% iron. This alloy is easily milled, turned, and drilled using carbide cutting and shaping tools. Coolant …

Machining Guide Molybdenum Moly Alloys

straight tungsten carbide was found best with feeds of 0.005/0.010 ipr, while a general-purpose, C2-carbide grade could ... General Guide to machining Molybdenum and Molybdenum Alloys including recommended tools, lubricants, methods for sawing, shearing, turning, milling, shaping, drilling, reaming, threading, grinding, buffing, honing ...

Machining Guide to Molybdenum and Molybdenum Alloys

A tough grade of straight tungsten carbide was found best with feeds of 0.005/0.010 iPro, while a general-purpose, C2 carbide grade could be used successfully on lighter finishing operations to obtain longer tool life. Chlorinated oil and sulfur-base cutting oil can be used. If lubricants are not used, tool wear will be excessive.

Effect of alloying elements in steel: Nickel, Chromium, Tungsten …

5. Molybdenum. A very small quantity (0.15 to 0.30%) of molybdenum is generally used with chromium and manganese (0.5 to 0.8%) to make molybdenum steel. It increases hardness, wear resistance, thermal resistance. When added with nickel, it improves corrosion resistance. It counteracts tendency towards temper brittleness.

Tungsten, Molybdenum machining recommendations

Tungsten, Molybdenum Did some test lathe cuts on Pure Tungsten, (Tig electrode) and Pure Molybdenum... Had no problems with the pure. In fact, it was remarkably well behaved. Nice 64-32 finish, without much effort. No idea how this compares to the 97% WNiFe Tungsten alloys... Like some feedback there.

Tool Steels

Molybdenum hot-work steels. They consist of tungsten, molybdenum, and chromium class H alloys. They have 0.35 to 0.45% of carbon, and 6 to 25% of tungsten, chromium, vanadium and molybdenum. Tools made from the hot work tool steels possess good wear resistance, high strength and toughness in order to successfully perform different …

Raman Spectroscopy as Molybdenum and Tungsten Content Analysis Tool …

Molybdenum and tungsten oxides are Raman-active and their analysis using Raman spectroscopy has been described by Dieterle et al. ... Raman spectroscopy combined with the temperature control stage is an interesting analytical tool that can facilitate the study of structural changes in catalysts during processes that involve …