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Tantalum Bar & Tantalum Rod & Tantalum Tube
Tantalum Bar & Tantalum Rod & Tantalum Tube

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1. Tantalum Bar, Tantalum Rod, Tantalum Tube
2. Tatalum Bar Standard Spec ASTM B365
3. Pure Tantalum, Ta-2.5W, Ta-10W
4. SGS

Physical Properties

Tantalum

Atomic Number

180.95

Density

16.6 g/cc

Melting Point

3290 K, 2996°C, 5462°F

Boiling Point

5731 K, 6100°C, 9856°F

Coefficient of Thermal Expansion (20°C)

6.5 x 10(-6) / °C

Electrical Resistivity (20°C)

13.5 microhms-cm

Electrical Conductivity

13% IACS

Specific Heat

.036 cal/g/°C

Thermal Conductivity

.13 cal/cm(2)/cm°C/sec

Annealed

Ultimate Tensile Strength

285 M Pa (41 ksi)

Yield Strength

170 M Pa (25 ksi)

% Elongation

30%+

%Reduction in Area

80% +

Cold Worked

Ultimate Tensile

650 M Pa

Strength

(95 ksi)

% Elongation

5%

Hardness

Annealed

90 HV

Cold Worked

210 HV

Poisson's Ratio

0.35

Strain Hardening Exponent

0.24

Elastic Modulus Tension

186 G Pa (27 x 10(-6) psi)

Ductile Brittle Transition Temperature

< 75 ° K

Recrystallization Temperature

900 - 1200 °C

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