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Elmet Technologies

NAECO® NAECOMET® 3000 AMS-T-21014 AMS-7725 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 PropertiesMetricEnglishComments
Density 17.24 g/cc0.6228 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell A 63
@Temperature 600 °C
63
@Temperature 1110 °F
32 HRA
Hardness, Rockwell C 2525
Tensile Strength, Ultimate 862 MPa125000 psi
Tensile Strength, Yield 607 MPa88000 psi
Elongation at Break 18 %18 %
Modulus of Elasticity 352 GPa51100 ksi
Compressive Yield Strength 603 MPa87500 psi
Fatigue Strength 427 MPa61900 psiHigh cycle unnotched
 427 MPa61900 psiHigh cycle unnotched
Charpy Impact 9.50 J7.01 ft-lbNotched
Charpy Impact, Unnotched 203 J150 ft-lb
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 0.00001724 ohm-cm0.00001724 ohm-cm
 
Thermal PropertiesMetricEnglishComments
CTE, linear  4.61 µm/m-°C
@Temperature 20.0 - 400 °C
2.56 µin/in-°F
@Temperature 68.0 - 752 °F
 5.36 µm/m-°C
@Temperature 20.0 - 800 °C
2.98 µin/in-°F
@Temperature 68.0 - 1470 °F
Thermal Conductivity 75.7 W/m-K525 BTU-in/hr-ft²-°F
Melting Point 1425 - 3410 °C2597 - 6170 °F
Solidus 1425 °C2597 °F
Liquidus 3410 °C6170 °F
 
Component Elements PropertiesMetricEnglishComments
Copper, Cu 3.0 %3.0 %
Nickel, Ni 7.0 %7.0 %
Tungsten, W 90 %90 %

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 terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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