SAE-AISI 8645 Steel vs. Solder Alloy 101
SAE-AISI 8645 steel belongs to the iron alloys classification, while solder alloy 101 belongs to the otherwise unclassified metals. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI 8645 steel and the bottom bar is solder alloy 101.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 180 to 200 | |
| 14 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 38 |
| Elongation at Break, % | 12 to 23 | |
| 48 |
| Poisson's Ratio | 0.29 | |
| 0.39 |
| Shear Modulus, GPa | 73 | |
| 14 |
| Tensile Strength: Ultimate (UTS), MPa | 600 to 670 | |
| 31 |
| Tensile Strength: Yield (Proof), MPa | 390 to 560 | |
| 27 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 46 |
| Melting Completion (Liquidus), °C | 1460 | |
| 180 |
| Melting Onset (Solidus), °C | 1420 | |
| 180 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 190 |
| Thermal Conductivity, W/m-K | 39 | |
| 51 |
| Thermal Expansion, µm/m-K | 13 | |
| 25 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
| 12 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 8.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 11 |
| Embodied Energy, MJ/kg | 20 | |
| 180 |
| Embodied Water, L/kg | 50 | |
| 930 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 77 to 120 | |
| 14 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 420 to 840 | |
| 9.9 |
| Stiffness to Weight: Axial, points | 13 | |
| 2.4 |
| Stiffness to Weight: Bending, points | 24 | |
| 13 |
| Strength to Weight: Axial, points | 21 to 24 | |
| 1.0 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 2.5 |
| Thermal Diffusivity, mm2/s | 10 | |
| 31 |
| Thermal Shock Resistance, points | 18 to 20 | |
| 2.4 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.0010 |
| Antimony (Sb), % | 0 | |
| 0 to 0.2 |
| Arsenic (As), % | 0 | |
| 0 to 0.030 |
| Bismuth (Bi), % | 0 | |
| 0 to 0.1 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.0020 |
| Carbon (C), % | 0.43 to 0.48 | |
| 0 |
| Chromium (Cr), % | 0.4 to 0.6 | |
| 0 |
| Copper (Cu), % | 0 | |
| 0 to 0.080 |
| Gold (Au), % | 0 | |
| 0 to 0.050 |
| Indium (In), % | 0 | |
| 0 to 0.1 |
| Iron (Fe), % | 96.5 to 97.7 | |
| 0 to 0.020 |
| Lead (Pb), % | 0 | |
| 35.8 to 37.5 |
| Manganese (Mn), % | 0.75 to 1.0 | |
| 0 |
| Molybdenum (Mo), % | 0.15 to 0.25 | |
| 0 |
| Nickel (Ni), % | 0.4 to 0.7 | |
| 0 to 0.010 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 |
| Silicon (Si), % | 0.15 to 0.35 | |
| 0 |
| Silver (Ag), % | 0 | |
| 0 to 0.1 |
| Sulfur (S), % | 0 to 0.040 | |
| 0 |
| Tin (Sn), % | 0 | |
| 62.5 to 63.5 |
| Zinc (Zn), % | 0 | |
| 0 to 0.0010 |