EN 1.7221 Steel vs. Solder Alloy 601
EN 1.7221 steel belongs to the iron alloys classification, while solder alloy 601 belongs to the otherwise unclassified metals. 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 EN 1.7221 steel and the bottom bar is solder alloy 601.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 230 | |
| 5.0 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 31 |
| Elongation at Break, % | 11 to 17 | |
| 83 |
| Poisson's Ratio | 0.29 | |
| 0.41 |
| Shear Modulus, GPa | 73 | |
| 11 |
| Tensile Strength: Ultimate (UTS), MPa | 650 to 780 | |
| 12 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 43 |
| Melting Completion (Liquidus), °C | 1460 | |
| 120 |
| Melting Onset (Solidus), °C | 1420 | |
| 120 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 230 |
| Thermal Conductivity, W/m-K | 44 | |
| 34 |
| Thermal Expansion, µm/m-K | 13 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
| 12 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
| 14 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 7.3 |
| Embodied Water, L/kg | 51 | |
| 1330 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 2.3 |
| Stiffness to Weight: Bending, points | 24 | |
| 14 |
| Strength to Weight: Axial, points | 23 to 27 | |
| 0.45 |
| Strength to Weight: Bending, points | 21 to 24 | |
| 1.6 |
| Thermal Diffusivity, mm2/s | 12 | |
| 20 |
| Thermal Shock Resistance, points | 19 to 23 | |
| 1.2 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.0010 |
| Antimony (Sb), % | 0 | |
| 0 to 0.1 |
| Arsenic (As), % | 0 | |
| 0 to 0.030 |
| Bismuth (Bi), % | 0 | |
| 0 to 0.1 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.0020 |
| Carbon (C), % | 0.22 to 0.29 | |
| 0 |
| Chromium (Cr), % | 0.8 to 1.2 | |
| 0 |
| Copper (Cu), % | 0 | |
| 0 to 0.050 |
| Gold (Au), % | 0 | |
| 0 to 0.050 |
| Indium (In), % | 0 | |
| 51 to 52.5 |
| Iron (Fe), % | 96.8 to 98.3 | |
| 0 to 0.020 |
| Lead (Pb), % | 0 | |
| 0 to 0.070 |
| Manganese (Mn), % | 0.5 to 0.8 | |
| 0 |
| Molybdenum (Mo), % | 0.15 to 0.3 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 0 to 0.010 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 |
| Silicon (Si), % | 0 to 0.6 | |
| 0 |
| Silver (Ag), % | 0 | |
| 0 to 0.1 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Tin (Sn), % | 0 | |
| 47.5 to 48.5 |
| Zinc (Zn), % | 0 | |
| 0 to 0.0010 |