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60Pd-40Ag Alloy vs. R31233 Cobalt

60Pd-40Ag alloy belongs to the otherwise unclassified metals classification, while R31233 cobalt belongs to the cobalt alloys. There are 20 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 60Pd-40Ag alloy and the bottom bar is R31233 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
220
Elongation at Break, % 1.1 to 28
17
Poisson's Ratio 0.38
0.29
Shear Modulus, GPa 37
85
Tensile Strength: Ultimate (UTS), MPa 340 to 720
1020

Thermal Properties

Latent Heat of Fusion, J/g 140
320
Melting Completion (Liquidus), °C 1360
1350
Melting Onset (Solidus), °C 1310
1330
Specific Heat Capacity, J/kg-K 240
440
Thermal Conductivity, W/m-K 29
12
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
8.6

Common Calculations

Stiffness to Weight: Axial, points 4.9
14
Stiffness to Weight: Bending, points 14
23
Strength to Weight: Axial, points 8.4 to 18
33
Strength to Weight: Bending, points 9.6 to 16
26
Thermal Diffusivity, mm2/s 11
3.2
Thermal Shock Resistance, points 16 to 34
25

Alloy Composition


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Boron (B), % 0
0 to 0.015
Carbon (C), % 0
0.020 to 0.1
Chromium (Cr), % 0
23.5 to 27.5
Cobalt (Co), % 0
44.7 to 63.3
Copper (Cu), % 0 to 0.1
0
Iron (Fe), % 0
1.0 to 5.0
Manganese (Mn), % 0
0.1 to 1.5
Molybdenum (Mo), % 0
4.0 to 6.0
Nickel (Ni), % 0
7.0 to 11
Nitrogen (N), % 0
0.030 to 0.12
Palladium (Pd), % 59.5 to 60.9
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.050 to 1.0
Silver (Ag), % 39.1 to 40.5
0
Sulfur (S), % 0
0 to 0.020
Tungsten (W), % 0
1.0 to 3.0
Residuals, % 0 to 0.3
0