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G-CoCr28 Cobalt vs. Solder Alloy 801

G-CoCr28 cobalt belongs to the cobalt alloys classification, while solder alloy 801 belongs to the otherwise unclassified metals. There are 21 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 G-CoCr28 cobalt and the bottom bar is solder alloy 801.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
53
Elongation at Break, % 6.7
33
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 83
20
Tensile Strength: Ultimate (UTS), MPa 560
55

Thermal Properties

Latent Heat of Fusion, J/g 320
64
Melting Completion (Liquidus), °C 1330
200
Melting Onset (Solidus), °C 1270
200
Specific Heat Capacity, J/kg-K 470
240
Thermal Conductivity, W/m-K 8.5
61
Thermal Expansion, µm/m-K 14
22

Otherwise Unclassified Properties

Density, g/cm3 8.1
7.2
Embodied Carbon, kg CO2/kg material 6.2
14
Embodied Energy, MJ/kg 84
240
Embodied Water, L/kg 440
1140

Common Calculations

Stiffness to Weight: Axial, points 15
4.1
Stiffness to Weight: Bending, points 24
17
Strength to Weight: Axial, points 19
2.1
Strength to Weight: Bending, points 19
4.4
Thermal Diffusivity, mm2/s 2.2
36
Thermal Shock Resistance, points 14
3.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.1
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
0 to 0.050
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
0 to 0.070
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
89.9 to 91.5
Zinc (Zn), % 0
8.5 to 9.5