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90-silver 10-nickel vs. R30075 Cobalt

90-silver 10-nickel belongs to the otherwise unclassified metals classification, while R30075 cobalt belongs to the cobalt alloys. There are 17 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is 90-silver 10-nickel and the bottom bar is R30075 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 82
210 to 250
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 30
82 to 98
Tensile Strength: Ultimate (UTS), MPa 250 to 420
780 to 1280

Thermal Properties

Latent Heat of Fusion, J/g 130
320
Melting Completion (Liquidus), °C 840
1360
Melting Onset (Solidus), °C 960
1290
Specific Heat Capacity, J/kg-K 260
450
Thermal Expansion, µm/m-K 19
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 90
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 79
2.1

Otherwise Unclassified Properties

Density, g/cm3 10
8.4

Common Calculations

Stiffness to Weight: Axial, points 4.4
14 to 17
Stiffness to Weight: Bending, points 14
24 to 25
Strength to Weight: Axial, points 6.7 to 11
26 to 42
Strength to Weight: Bending, points 8.5 to 12
22 to 31
Thermal Shock Resistance, points 11 to 19
21 to 29

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Boron (B), % 0
0 to 0.010
Carbon (C), % 0
0 to 0.35
Chromium (Cr), % 0
27 to 30
Cobalt (Co), % 0
58.7 to 68
Iron (Fe), % 0
0 to 0.75
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
5.0 to 7.0
Nickel (Ni), % 8.8 to 11
0 to 0.5
Nitrogen (N), % 0
0 to 0.25
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 89 to 91
0
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0
0 to 0.1
Tungsten (W), % 0
0 to 0.2
Residuals, % 0 to 0.2
0

Comparable Variants