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Solder Alloy 136 vs. C82700 Copper

Solder alloy 136 belongs to the otherwise unclassified metals classification, while C82700 copper belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is solder alloy 136 and the bottom bar is C82700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 25
120
Elongation at Break, % 19
1.8
Poisson's Ratio 0.42
0.33
Shear Modulus, GPa 8.9
46
Tensile Strength: Ultimate (UTS), MPa 34
1200

Thermal Properties

Latent Heat of Fusion, J/g 34
240
Melting Completion (Liquidus), °C 260
950
Melting Onset (Solidus), °C 190
860
Specific Heat Capacity, J/kg-K 150
380
Thermal Conductivity, W/m-K 40
130
Thermal Expansion, µm/m-K 27
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.2
20
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
21

Otherwise Unclassified Properties

Density, g/cm3 10
8.7
Embodied Carbon, kg CO2/kg material 6.8
12
Embodied Energy, MJ/kg 110
180
Embodied Water, L/kg 680
310

Common Calculations

Stiffness to Weight: Axial, points 1.4
7.8
Stiffness to Weight: Bending, points 9.5
19
Strength to Weight: Axial, points 0.92
38
Strength to Weight: Bending, points 2.3
29
Thermal Diffusivity, mm2/s 26
39
Thermal Shock Resistance, points 3.6
41

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.15
Antimony (Sb), % 0.5 to 2.0
0
Arsenic (As), % 0 to 0.030
0
Beryllium (Be), % 0
2.4 to 2.6
Bismuth (Bi), % 0 to 0.25
0
Cadmium (Cd), % 0 to 0.0050
0
Chromium (Cr), % 0
0 to 0.090
Copper (Cu), % 0 to 0.080
94.6 to 96.7
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.25
Lead (Pb), % 71.9 to 75
0 to 0.020
Nickel (Ni), % 0 to 0.010
1.0 to 1.5
Silicon (Si), % 0
0 to 0.15
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 24.5 to 25.5
0 to 0.1
Zinc (Zn), % 0 to 0.0010
0 to 0.1
Residuals, % 0
0 to 0.5