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NAECO® NAECOMET® 3950 AMS-T-21014 ASTM B777 High Density Machinable Tungsten
Categories:
Metal
;
Nonferrous Metal
;
Refractory Metal
;
Tungsten Alloy
Material Notes:
Uses: Radiation Shielding, High Mass, Gyro, Ordnance. Machinability is similar to gray iron.
Information provided by NAECO, LLC.
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Physical Properties
Metric
English
Comments
Density
18.0
g/cc
0.650
lb/in³
Mechanical Properties
Metric
English
Comments
Hardness, Rockwell A
63
@Temperature 600 °C
63
@Temperature 1110 °F
40 HRA
Hardness, Rockwell C
28
28
Tensile Strength, Ultimate
896
MPa
130000
psi
Tensile Strength, Yield
621
MPa
90100
psi
Elongation at Break
15 %
15 %
Modulus of Elasticity
365
GPa
52900
ksi
Compressive Yield Strength
621
MPa
90100
psi
Fatigue Strength
465
MPa
67400
psi
High cycle unnotched
465
MPa
67400
psi
High cycle unnotched
Charpy Impact
4.70
J
3.47
ft-lb
Notched
Charpy Impact, Unnotched
54.2
J
40.0
ft-lb
Electrical Properties
Metric
English
Comments
Electrical Resistivity
0.0000133
ohm-cm
0.0000133
ohm-cm
Thermal Properties
Metric
English
Comments
CTE, linear
4.60
µm/m-°C
@Temperature 20.0 - 400 °C
2.56
µin/in-°F
@Temperature 68.0 - 752 °F
5.80
µm/m-°C
@Temperature 20.0 - 800 °C
3.22
µin/in-°F
@Temperature 68.0 - 1470 °F
Thermal Conductivity
110
W/m-K
763
BTU-in/hr-ft²-°F
Melting Point
1425
-
3410
°C
2597
-
6170
°F
Solidus
1425
°C
2597
°F
Liquidus
3410
°C
6170
°F
Component Elements Properties
Metric
English
Comments
Iron, Fe
1.5 %
1.5 %
Nickel, Ni
3.5 %
3.5 %
Tungsten, W
95 %
95 %
Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's
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