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G-CoCr28 Cobalt vs. Solder Alloy 161

G-CoCr28 cobalt belongs to the cobalt alloys classification, while solder alloy 161 belongs to the otherwise unclassified metals. There are 21 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 G-CoCr28 cobalt and the bottom bar is solder alloy 161.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
38
Elongation at Break, % 6.7
44
Poisson's Ratio 0.28
0.39
Shear Modulus, GPa 83
14
Tensile Strength: Ultimate (UTS), MPa 560
53

Thermal Properties

Latent Heat of Fusion, J/g 320
48
Melting Completion (Liquidus), °C 1330
190
Melting Onset (Solidus), °C 1270
180
Specific Heat Capacity, J/kg-K 470
190
Thermal Conductivity, W/m-K 8.5
49
Thermal Expansion, µm/m-K 14
25

Otherwise Unclassified Properties

Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 6.2
11
Embodied Energy, MJ/kg 84
180
Embodied Water, L/kg 440
910

Common Calculations

Stiffness to Weight: Axial, points 15
2.4
Stiffness to Weight: Bending, points 24
13
Strength to Weight: Axial, points 19
1.7
Strength to Weight: Bending, points 19
3.5
Thermal Diffusivity, mm2/s 2.2
29
Thermal Shock Resistance, points 14
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), % 0.050 to 0.25
0
Chromium (Cr), % 27 to 30
0
Cobalt (Co), % 48 to 52
0
Copper (Cu), % 0
1.2 to 1.6
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 9.7 to 24.5
0 to 0.020
Lead (Pb), % 0
37.3 to 39.3
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 4.0
0 to 0.010
Niobium (Nb), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0.5 to 1.5
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
59.5 to 60.5
Zinc (Zn), % 0
0 to 0.0010