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Solder Alloy 162 vs. R30012 Cobalt

Solder alloy 162 belongs to the otherwise unclassified metals classification, while R30012 cobalt belongs to the cobalt alloys. There are 23 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is solder alloy 162 and the bottom bar is R30012 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 35
220
Elongation at Break, % 36
1.0
Poisson's Ratio 0.4
0.28
Shear Modulus, GPa 12
86
Tensile Strength: Ultimate (UTS), MPa 41
830

Thermal Properties

Latent Heat of Fusion, J/g 44
320
Melting Completion (Liquidus), °C 220
1470
Melting Onset (Solidus), °C 180
1280
Specific Heat Capacity, J/kg-K 180
440
Thermal Conductivity, W/m-K 47
15
Thermal Expansion, µm/m-K 25
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 10
1.8

Otherwise Unclassified Properties

Density, g/cm3 9.3
8.8
Embodied Carbon, kg CO2/kg material 9.4
8.3
Embodied Energy, MJ/kg 160
120
Embodied Water, L/kg 830
480

Common Calculations

Stiffness to Weight: Axial, points 2.1
14
Stiffness to Weight: Bending, points 12
23
Strength to Weight: Axial, points 1.2
26
Strength to Weight: Bending, points 2.8
22
Thermal Diffusivity, mm2/s 28
3.8
Thermal Shock Resistance, points 3.3
23

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.2
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
1.4 to 2.0
Chromium (Cr), % 0
27 to 32
Cobalt (Co), % 0
47.5 to 64.1
Copper (Cu), % 1.2 to 1.6
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 3.0
Lead (Pb), % 47.3 to 49.3
0
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 0 to 0.010
0 to 3.0
Silicon (Si), % 0
0 to 2.0
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 49.5 to 50.5
0
Tungsten (W), % 0
7.5 to 9.5
Zinc (Zn), % 0 to 0.0010
0