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Solder Alloy 503 vs. C82400 Copper

Solder alloy 503 belongs to the otherwise unclassified metals classification, while C82400 copper belongs to the copper alloys. There are 22 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 503 and the bottom bar is C82400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 54
120
Elongation at Break, % 30
1.0 to 20
Poisson's Ratio 0.36
0.33
Shear Modulus, GPa 20
45
Tensile Strength: Ultimate (UTS), MPa 57
500 to 1030

Thermal Properties

Latent Heat of Fusion, J/g 69
230
Melting Completion (Liquidus), °C 380
1000
Melting Onset (Solidus), °C 220
900
Specific Heat Capacity, J/kg-K 230
380
Thermal Conductivity, W/m-K 61
130
Thermal Expansion, µm/m-K 22
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
25
Electrical Conductivity: Equal Weight (Specific), % IACS 17
26

Otherwise Unclassified Properties

Density, g/cm3 7.5
8.8
Embodied Carbon, kg CO2/kg material 16
8.9
Embodied Energy, MJ/kg 270
140

Common Calculations

Stiffness to Weight: Axial, points 4.1
7.6
Stiffness to Weight: Bending, points 17
19
Strength to Weight: Axial, points 2.1
16 to 33
Strength to Weight: Bending, points 4.4
16 to 26
Thermal Diffusivity, mm2/s 35
39
Thermal Shock Resistance, points 3.5
17 to 36

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.15
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Beryllium (Be), % 0
1.6 to 1.9
Bismuth (Bi), % 0 to 0.080
0
Cadmium (Cd), % 0 to 0.0020
0
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
0.2 to 0.65
Copper (Cu), % 5.5 to 6.5
96 to 98.2
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.2
Lead (Pb), % 0 to 0.070
0 to 0.020
Nickel (Ni), % 0 to 0.010
0 to 0.2
Silver (Ag), % 1.8 to 2.2
0
Tin (Sn), % 90.8 to 92.7
0 to 0.1
Titanium (Ti), % 0
0 to 0.12
Zinc (Zn), % 0 to 0.0010
0 to 0.1
Residuals, % 0
0 to 0.5