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Solder Alloy 811 vs. 60Pd-40Ag Alloy

Both solder alloy 811 and 60Pd-40Ag alloy are otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is solder alloy 811 and the bottom bar is 60Pd-40Ag alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 52
100
Elongation at Break, % 38
1.1 to 28
Poisson's Ratio 0.35
0.38
Shear Modulus, GPa 19
37
Tensile Strength: Ultimate (UTS), MPa 53
340 to 720

Thermal Properties

Latent Heat of Fusion, J/g 63
140
Melting Completion (Liquidus), °C 200
1360
Melting Onset (Solidus), °C 190
1310
Specific Heat Capacity, J/kg-K 230
240
Thermal Conductivity, W/m-K 59
29
Thermal Expansion, µm/m-K 22
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
4.1
Electrical Conductivity: Equal Weight (Specific), % IACS 17
3.2

Otherwise Unclassified Properties

Density, g/cm3 7.3
11

Common Calculations

Stiffness to Weight: Axial, points 4.0
4.9
Stiffness to Weight: Bending, points 17
14
Strength to Weight: Axial, points 2.0
8.4 to 18
Strength to Weight: Bending, points 4.3
9.6 to 16
Thermal Diffusivity, mm2/s 35
11
Thermal Shock Resistance, points 3.3
16 to 34

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 2.8 to 3.2
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.050
0 to 0.1
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0
Lead (Pb), % 0 to 0.070
0
Nickel (Ni), % 0 to 0.010
0
Palladium (Pd), % 0
59.5 to 60.9
Silver (Ag), % 0 to 0.1
39.1 to 40.5
Tin (Sn), % 87.8 to 89.7
0
Zinc (Zn), % 7.5 to 8.5
0
Residuals, % 0
0 to 0.3