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R05400 Tantalum vs. Solder Alloy 161

Both R05400 tantalum and solder alloy 161 are otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is R05400 tantalum and the bottom bar is solder alloy 161.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
38
Elongation at Break, % 1.1 to 28
44
Poisson's Ratio 0.34
0.39
Shear Modulus, GPa 69
14
Tensile Strength: Ultimate (UTS), MPa 210 to 540
53

Thermal Properties

Latent Heat of Fusion, J/g 140
48
Specific Heat Capacity, J/kg-K 140
190
Thermal Conductivity, W/m-K 59
49
Thermal Expansion, µm/m-K 6.5
25

Otherwise Unclassified Properties

Density, g/cm3 17
8.9
Embodied Water, L/kg 650
910

Common Calculations

Stiffness to Weight: Axial, points 6.2
2.4
Stiffness to Weight: Bending, points 11
13
Strength to Weight: Axial, points 3.6 to 9.0
1.7
Strength to Weight: Bending, points 4.8 to 8.8
3.5
Thermal Diffusivity, mm2/s 25
29
Thermal Shock Resistance, points 13 to 32
4.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.2
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.010
0
Copper (Cu), % 0
1.2 to 1.6
Gold (Au), % 0
0 to 0.050
Hydrogen (H), % 0 to 0.0015
0
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.010
0 to 0.020
Lead (Pb), % 0
37.3 to 39.3
Molybdenum (Mo), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.010
0 to 0.010
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.030
0
Silicon (Si), % 0 to 0.0050
0
Silver (Ag), % 0
0 to 0.1
Tantalum (Ta), % 99.7 to 100
0
Tin (Sn), % 0
59.5 to 60.5
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0
Zinc (Zn), % 0
0 to 0.0010