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60Pd-40Ag Alloy vs. R31538 Cobalt

60Pd-40Ag alloy belongs to the otherwise unclassified metals classification, while R31538 cobalt belongs to the cobalt alloys. There are 20 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 60Pd-40Ag alloy and the bottom bar is R31538 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
220
Elongation at Break, % 1.1 to 28
13 to 23
Poisson's Ratio 0.38
0.29
Shear Modulus, GPa 37
86
Tensile Strength: Ultimate (UTS), MPa 340 to 720
1020 to 1360

Thermal Properties

Latent Heat of Fusion, J/g 140
320
Melting Completion (Liquidus), °C 1360
1360
Melting Onset (Solidus), °C 1310
1290
Specific Heat Capacity, J/kg-K 240
450
Thermal Conductivity, W/m-K 29
13
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.1
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
2.1

Otherwise Unclassified Properties

Density, g/cm3 11
8.4

Common Calculations

Stiffness to Weight: Axial, points 4.9
15
Stiffness to Weight: Bending, points 14
24
Strength to Weight: Axial, points 8.4 to 18
34 to 45
Strength to Weight: Bending, points 9.6 to 16
27 to 32
Thermal Diffusivity, mm2/s 11
3.5
Thermal Shock Resistance, points 16 to 34
25 to 33

Alloy Composition

Carbon (C), % 0
0.15 to 0.35
Chromium (Cr), % 0
26 to 30
Cobalt (Co), % 0
58.7 to 68.9
Copper (Cu), % 0 to 0.1
0
Iron (Fe), % 0
0 to 0.75
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
5.0 to 7.0
Nickel (Ni), % 0
0 to 1.0
Nitrogen (N), % 0
0 to 0.25
Palladium (Pd), % 59.5 to 60.9
0
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 39.1 to 40.5
0
Residuals, % 0 to 0.3
0

Comparable Variants