Solder Alloy 181 vs. K93050 Alloy
Solder alloy 181 belongs to the otherwise unclassified metals classification, while K93050 alloy belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is solder alloy 181 and the bottom bar is K93050 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 18 | |
| 190 |
| Poisson's Ratio | 0.44 | |
| 0.3 |
| Shear Modulus, GPa | 6.1 | |
| 72 |
| Tensile Strength: Ultimate (UTS), MPa | 27 | |
| 500 to 680 |
Thermal Properties
| Latent Heat of Fusion, J/g | 26 | |
| 270 |
| Melting Completion (Liquidus), °C | 310 | |
| 1430 |
| Melting Onset (Solidus), °C | 300 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 130 | |
| 460 |
| Thermal Expansion, µm/m-K | 29 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 11 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 6.2 | |
| 4.7 |
| Embodied Energy, MJ/kg | 100 | |
| 65 |
Common Calculations
| Stiffness to Weight: Axial, points | 0.86 | |
| 13 |
| Stiffness to Weight: Bending, points | 7.7 | |
| 23 |
| Strength to Weight: Axial, points | 0.66 | |
| 17 to 23 |
| Strength to Weight: Bending, points | 1.8 | |
| 17 to 21 |
| Thermal Shock Resistance, points | 3.8 | |
| 16 to 21 |
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 |
| Carbon (C), % | 0 | |
| 0 to 0.15 |
| Chromium (Cr), % | 0 | |
| 0 to 0.25 |
| Cobalt (Co), % | 0 | |
| 0 to 0.5 |
| Copper (Cu), % | 0 to 0.080 | |
| 0 |
| Gold (Au), % | 0 to 0.050 | |
| 0 |
| Indium (In), % | 0 to 0.1 | |
| 0 |
| Iron (Fe), % | 0 to 0.020 | |
| 61.4 to 63.9 |
| Lead (Pb), % | 96.2 to 98 | |
| 0 |
| Manganese (Mn), % | 0 | |
| 0 to 1.0 |
| Nickel (Ni), % | 0 to 0.010 | |
| 36 |
| Phosphorus (P), % | 0 | |
| 0 to 0.020 |
| Selenium (Se), % | 0 | |
| 0.15 to 0.3 |
| Silicon (Si), % | 0 | |
| 0 to 0.35 |
| Silver (Ag), % | 2.0 to 3.0 | |
| 0 |
| Sulfur (S), % | 0 | |
| 0 to 0.020 |
| Tin (Sn), % | 0 to 0.25 | |
| 0 |
| Zinc (Zn), % | 0 to 0.0010 | |
| 0 |