Solder Alloy 181 vs. C40500 Penny Bronze
Solder alloy 181 belongs to the otherwise unclassified metals classification, while C40500 penny bronze belongs to the copper alloys. There are 22 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 solder alloy 181 and the bottom bar is C40500 penny bronze.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 18 | |
110 |
Elongation at Break, % | 41 | |
3.0 to 49 |
Poisson's Ratio | 0.44 | |
0.34 |
Shear Modulus, GPa | 6.1 | |
43 |
Tensile Strength: Ultimate (UTS), MPa | 27 | |
270 to 540 |
Thermal Properties
Latent Heat of Fusion, J/g | 26 | |
200 |
Melting Completion (Liquidus), °C | 310 | |
1060 |
Melting Onset (Solidus), °C | 300 | |
1020 |
Specific Heat Capacity, J/kg-K | 130 | |
380 |
Thermal Conductivity, W/m-K | 24 | |
160 |
Thermal Expansion, µm/m-K | 29 | |
18 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 9.3 | |
41 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 7.4 | |
42 |
Otherwise Unclassified Properties
Density, g/cm3 | 11 | |
8.8 |
Embodied Carbon, kg CO2/kg material | 6.2 | |
2.7 |
Embodied Energy, MJ/kg | 100 | |
43 |
Common Calculations
Stiffness to Weight: Axial, points | 0.86 | |
7.2 |
Stiffness to Weight: Bending, points | 7.7 | |
18 |
Strength to Weight: Axial, points | 0.66 | |
8.5 to 17 |
Strength to Weight: Bending, points | 1.8 | |
10 to 17 |
Thermal Diffusivity, mm2/s | 16 | |
48 |
Thermal Shock Resistance, points | 3.8 | |
9.5 to 19 |
Alloy Composition
Aluminum (Al), % | 0 to 0.0010 | |
0 |
Antimony (Sb), % | 0 to 0.2 | |
0 |
Arsenic (As), % | 0 to 0.030 | |
0 |
Bismuth (Bi), % | 0 to 0.1 | |
0 |
Cadmium (Cd), % | 0 to 0.0020 | |
0 |
Copper (Cu), % | 0 to 0.080 | |
94 to 96 |
Gold (Au), % | 0 to 0.050 | |
0 |
Indium (In), % | 0 to 0.1 | |
0 |
Iron (Fe), % | 0 to 0.020 | |
0 to 0.050 |
Lead (Pb), % | 96.2 to 98 | |
0 to 0.050 |
Nickel (Ni), % | 0 to 0.010 | |
0 |
Silver (Ag), % | 2.0 to 3.0 | |
0 |
Tin (Sn), % | 0 to 0.25 | |
0.7 to 1.3 |
Zinc (Zn), % | 0 to 0.0010 | |
2.1 to 5.3 |
Residuals, % | 0 | |
0 to 0.5 |