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Solder Alloy 301 vs. R05200 Tantalum

Both solder alloy 301 and R05200 tantalum are otherwise unclassified metals. There are 19 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is solder alloy 301 and the bottom bar is R05200 tantalum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 40
190
Elongation at Break, % 51
1.1 to 28
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 15
69
Tensile Strength: Ultimate (UTS), MPa 55
210 to 540
Tensile Strength: Yield (Proof), MPa 49
140 to 390

Thermal Properties

Latent Heat of Fusion, J/g 55
140
Specific Heat Capacity, J/kg-K 160
140
Thermal Conductivity, W/m-K 19
59
Thermal Expansion, µm/m-K 14
6.5

Otherwise Unclassified Properties

Density, g/cm3 8.7
17

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
5.5 to 53
Resilience: Unit (Modulus of Resilience), kJ/m3 30
50 to 420
Stiffness to Weight: Axial, points 2.5
6.2
Stiffness to Weight: Bending, points 13
11
Strength to Weight: Axial, points 1.8
3.6 to 9.0
Strength to Weight: Bending, points 3.7
4.8 to 8.8
Thermal Diffusivity, mm2/s 13
25
Thermal Shock Resistance, points 7.2
13 to 32

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 56.5 to 59
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0 to 0.010
Copper (Cu), % 0 to 0.050
0
Gold (Au), % 0 to 0.050
0
Hydrogen (H), % 0
0 to 0.0015
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.010
Lead (Pb), % 0 to 0.070
0
Molybdenum (Mo), % 0
0 to 0.020
Nickel (Ni), % 0 to 0.010
0 to 0.010
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.015
Silicon (Si), % 0
0 to 0.0050
Silver (Ag), % 0 to 0.1
0
Tantalum (Ta), % 0
99.8 to 100
Tin (Sn), % 41 to 43
0
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.0010
0