MakeItFrom.com
Menu (ESC)

R30006 Cobalt vs. Solder Alloy 137

R30006 cobalt belongs to the cobalt alloys classification, while solder alloy 137 belongs to the otherwise unclassified metals. There are 23 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 R30006 cobalt and the bottom bar is solder alloy 137.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
24
Elongation at Break, % 1.0
19
Poisson's Ratio 0.28
0.42
Shear Modulus, GPa 85
8.3
Tensile Strength: Ultimate (UTS), MPa 900
34

Thermal Properties

Latent Heat of Fusion, J/g 320
33
Melting Completion (Liquidus), °C 1400
270
Melting Onset (Solidus), °C 1290
190
Specific Heat Capacity, J/kg-K 450
150
Thermal Conductivity, W/m-K 15
38
Thermal Expansion, µm/m-K 11
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
8.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
7.7

Otherwise Unclassified Properties

Density, g/cm3 8.6
10
Embodied Carbon, kg CO2/kg material 7.8
6.3
Embodied Energy, MJ/kg 110
100
Embodied Water, L/kg 500
660

Common Calculations

Stiffness to Weight: Axial, points 14
1.3
Stiffness to Weight: Bending, points 23
9.2
Strength to Weight: Axial, points 29
0.9
Strength to Weight: Bending, points 24
2.2
Thermal Diffusivity, mm2/s 3.9
25
Thermal Shock Resistance, points 26
3.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0.5 to 3.0
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0.9 to 1.4
0
Chromium (Cr), % 27 to 32
0
Cobalt (Co), % 48.6 to 68.1
0
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 3.0
0 to 0.020
Lead (Pb), % 0
75.9 to 80
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 0 to 3.0
0 to 0.010
Silicon (Si), % 0 to 2.0
0
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0
19.5 to 20.5
Tungsten (W), % 4.0 to 6.0
0
Zinc (Zn), % 0
0 to 0.0010