TECHNICAL DATA

TECHNICAL DATA

TUNGSTEN, technical data

tungsten technical data
Tungsten makes a cemented tungsten carbide and in metallurgy, tungsten is used as alloying element, which increases steel’s strength, scrub and mechanical resistance. We provide tungsten and tungsten alloy products of any sizes and classes. Interested in obtaining more information? Visit our tungsten page.

Characteristics
TUNGSTEN technical data
Chemical properties:
Atomic number: 74
Atomic mass: 183.84
Melting temperature: 3422°C (3695 K or 6192°F)
Boiling point: 5555°C (5828 K or 10.031°F)
Phase in a room temperature: solid
Classification: Metal
Period: 6
Group: 6
Physical properties:
Density: 19.3g/cm3
Purity: 99.95 min
Melting temperature: 3422°C
Boiling temperature: 5555°C
Hardness [HV]: 310
Electrical conductivity: 31% IACS
Resistance to stretching: 100-500 (room temperature)
100-300 (500°C) psi
50-75 (1000°C) psi
Elongation: 59%(room temperature)
Elastic modulus: 55 psi (500°C)
50 psi (1000°C)
Thermal conductivity: 0,397 Cal/cm2/cm °C/s
Thermal conductivity ratio: 4,3 x10-6°C

Heavy alloys

PROPERTIES
W90%
Ni6%
Cu4%
W90%
Ni7%
Fe3%
W92.5%
Ni5.25%
Fe2.25%
W95%
Ni3.5%
Cu1.5%
W95%
Ni3.5%
Fe1.5%
W97%
Ni2.1%
Fe0.9%
W93%
MoNiFe
Class 1 1 2 3 4 2
Density g/cm3 17.1 17.1 17.5 18 18 18.5 17.7
Hardness HRC 24 25 26 27 27 28 32
Tensile strength [ksi] 110 120 114 110 120 123 125
Yield strength [ksi] 80 88 84 85 90 85 95
Elongation % 6 10 7 7 7 5 4
PSI 45 52 46 45 44 45 60
Elastic modulus
(x106psi)
40 45 47 45 50 53 53
Ratio of thermal expansion x10-6/0C (20-400°C) 5.4 4.61 4.62 4.33 4.6 4.5 4.5
Thermal conductivity (CGS) 0.23 0.18 0.2 0.33 0.26 0.3 0.27
Electrical conductivity
(% IACS)
14 10 13 16 13 17 13
Magnetism none slight slight none slight slight slight

Sintered tungsten-copper alloy

PROPERTIES
Class A
W50Cu50
Class B
W60Cu40
Class C
W70Cu30
Class D
W75Cu25
Class E
W80Cu20
Copper content (Cu) 48-52 36-42 28-32 23-27 18-22
Tungsten content (W) reszta reszta reszta reszta reszta
Hardness HRB 69-83 77-90 85-98 89-102 94-106
Density (g/cm3) 11.7 12.7 13.7 14.3 15.0
Resistance to stretching (MPa) 344-413 379-448 516-585 585-654 620-689
Tensile strength (MPa) 517-586 758-827 896-965 965-1034 1034-1103
Electrical conductivity %IACS 38-64 34-57 29-52 27-48 25-45
Thermal expansion ratio [m/m°K] 13×10-6 11.9×10-6 10.3×10-6 9.5×10-6 8.8×10-6