AISI 420 Stainless Steel vs. C63800 Bronze
AISI 420 stainless steel belongs to the iron alloys classification, while C63800 bronze belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is AISI 420 stainless steel and the bottom bar is C63800 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Elongation at Break, % | 8.0 to 15 | |
| 7.9 to 41 |
| Poisson's Ratio | 0.28 | |
| 0.34 |
| Rockwell B Hardness | 84 | |
| 94 to 110 |
| Shear Modulus, GPa | 76 | |
| 43 |
| Shear Strength, MPa | 420 to 1010 | |
| 320 to 500 |
| Tensile Strength: Ultimate (UTS), MPa | 690 to 1720 | |
| 460 to 1010 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 240 |
| Maximum Temperature: Mechanical, °C | 620 | |
| 200 |
| Melting Completion (Liquidus), °C | 1510 | |
| 1030 |
| Melting Onset (Solidus), °C | 1450 | |
| 1000 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 410 |
| Thermal Conductivity, W/m-K | 27 | |
| 40 |
| Thermal Expansion, µm/m-K | 10 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.0 | |
| 10 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.5 | |
| 10 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 7.5 | |
| 30 |
| Density, g/cm3 | 7.7 | |
| 8.6 |
| Embodied Carbon, kg CO2/kg material | 2.0 | |
| 2.8 |
| Embodied Energy, MJ/kg | 28 | |
| 45 |
| Embodied Water, L/kg | 100 | |
| 330 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 7.4 |
| Stiffness to Weight: Bending, points | 25 | |
| 19 |
| Strength to Weight: Axial, points | 25 to 62 | |
| 15 to 33 |
| Strength to Weight: Bending, points | 22 to 41 | |
| 15 to 26 |
| Thermal Diffusivity, mm2/s | 7.3 | |
| 11 |
| Thermal Shock Resistance, points | 25 to 62 | |
| 17 to 36 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 2.5 to 3.1 |
| Carbon (C), % | 0.15 to 0.4 | |
| 0 |
| Chromium (Cr), % | 12 to 14 | |
| 0 |
| Cobalt (Co), % | 0 | |
| 0.25 to 0.55 |
| Copper (Cu), % | 0 | |
| 92.4 to 95.8 |
| Iron (Fe), % | 82.3 to 87.9 | |
| 0 to 0.2 |
| Lead (Pb), % | 0 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 to 0.1 |
| Molybdenum (Mo), % | 0 to 0.5 | |
| 0 |
| Nickel (Ni), % | 0 to 0.75 | |
| 0 to 0.2 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 1.5 to 2.1 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0 to 0.8 |
| Residuals, % | 0 | |
| 0 to 0.5 |