AISI 403 Stainless Steel vs. Solder Alloy 401
AISI 403 stainless steel belongs to the iron alloys classification, while solder alloy 401 belongs to the otherwise unclassified metals. There are 24 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is AISI 403 stainless steel and the bottom bar is solder alloy 401.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 190 to 240 | |
| 9.0 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 50 |
| Elongation at Break, % | 16 to 25 | |
| 21 |
| Poisson's Ratio | 0.28 | |
| 0.36 |
| Shear Modulus, GPa | 76 | |
| 19 |
| Tensile Strength: Ultimate (UTS), MPa | 530 to 780 | |
| 29 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 60 |
| Melting Completion (Liquidus), °C | 1450 | |
| 230 |
| Melting Onset (Solidus), °C | 1400 | |
| 230 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 220 |
| Thermal Conductivity, W/m-K | 28 | |
| 66 |
| Thermal Expansion, µm/m-K | 9.9 | |
| 22 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.9 | |
| 14 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.3 | |
| 17 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 7.3 |
| Embodied Carbon, kg CO2/kg material | 1.9 | |
| 15 |
| Embodied Energy, MJ/kg | 27 | |
| 250 |
| Embodied Water, L/kg | 99 | |
| 1200 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 3.8 |
| Stiffness to Weight: Bending, points | 25 | |
| 17 |
| Strength to Weight: Axial, points | 19 to 28 | |
| 1.1 |
| Strength to Weight: Bending, points | 19 to 24 | |
| 2.9 |
| Thermal Diffusivity, mm2/s | 7.6 | |
| 40 |
| Thermal Shock Resistance, points | 20 to 29 | |
| 1.9 |
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 to 0.15 | |
| 0 |
| Chromium (Cr), % | 11.5 to 13 | |
| 0 |
| Copper (Cu), % | 0 | |
| 0.5 to 0.9 |
| Gold (Au), % | 0 | |
| 0 to 0.050 |
| Indium (In), % | 0 | |
| 0 to 0.1 |
| Iron (Fe), % | 84.7 to 88.5 | |
| 0 to 0.020 |
| Lead (Pb), % | 0 | |
| 0 to 0.070 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 |
| Nickel (Ni), % | 0 to 0.6 | |
| 0 to 0.010 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 |
| Silver (Ag), % | 0 | |
| 0 to 0.1 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Tin (Sn), % | 0 | |
| 98.5 to 99.5 |
| Zinc (Zn), % | 0 | |
| 0 to 0.0010 |