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Tantalum. Tungsten. Chromium. Molybdenum

Round wire:

Diameter: 100 micron and more.

Delivery form: spool, coil.

Delivery min. lot: from 5 g in spool, from 1 kg in coil.


Rods, ingots, diameter - 2,0 - 200 mm.

Delivery min. lot - from 1 kg.


Quality certificate :

- SGS;

- VERITAS;

- IGAS research;

- Alex Stewart International

- other independent certification firms.


The wire , rods, ingots are produced from:

- pure tantalum, tungsten, chromium, molybdenum - 99,0%, 99,6%; 99,9%; 99,99%; 99,999% (wt.%);

- tantalum, tungsten, chromium, molybdenum base alloys in accordance with GOST, ASTM, JIS , DIN and others,


Tantalum, tungsten, chromium, molybdenum:(brief information):

Metal characteristic\ Metal Tantalum Tungsten Chromium Molybdenum
Atomic number 73 74 24 42
Density, g/cub.cm 16.60 19.3 7.19 10,22
Point of fusion , C 3014 3380 1890 2622
Temperature of ebullition , C 5500 5900 2480 5960-5100
Lattice structure

Body-centered cubic

Surface colour Grey - steel,

bright

Grey - steel Grey - steel,

bright

Grey - steel,

bright

Good chemical durability (20 C) in Air, water, alkalies , acids, most of organic compounds Air, water, alkalies , acids Air, water.

It's lightly passivated

Air, water, alkalies, some acids

Now it is known more 5000 alloys with tantalum, tungsten, chromium, molybdenum content. Tantalum, tungsten, chromium, molybdenum and tantalum, tungsten, chromium, molybdenum base alloys are in want of special provision of melting, alloying , refinement and forming . Tantalum, tungsten, chromium, molybdenum wire and tantalum, tungsten, chromium, molybdenum base alloy wire, rods, ingots are used in chemical , aerospace, automobile, petrochemical industries , medicine, orthodontia, mechanical engineering, electronics, shipbuilding and etc.