S21800 Stainless Steel vs. C44400 Brass
S21800 stainless steel belongs to the iron alloys classification, while C44400 brass belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is S21800 stainless steel and the bottom bar is C44400 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Poisson's Ratio | 0.28 | |
| 0.32 |
| Shear Modulus, GPa | 75 | |
| 41 |
| Tensile Strength: Ultimate (UTS), MPa | 740 | |
| 350 |
| Tensile Strength: Yield (Proof), MPa | 390 | |
| 120 |
Thermal Properties
| Latent Heat of Fusion, J/g | 340 | |
| 180 |
| Maximum Temperature: Mechanical, °C | 900 | |
| 140 |
| Melting Completion (Liquidus), °C | 1360 | |
| 940 |
| Melting Onset (Solidus), °C | 1310 | |
| 900 |
| Specific Heat Capacity, J/kg-K | 500 | |
| 380 |
| Thermal Expansion, µm/m-K | 16 | |
| 20 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 15 | |
| 26 |
| Density, g/cm3 | 7.5 | |
| 8.3 |
| Embodied Carbon, kg CO2/kg material | 3.1 | |
| 2.8 |
| Embodied Energy, MJ/kg | 45 | |
| 46 |
| Embodied Water, L/kg | 150 | |
| 330 |
Common Calculations
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 390 | |
| 65 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 26 | |
| 19 |
| Strength to Weight: Axial, points | 27 | |
| 12 |
| Strength to Weight: Bending, points | 24 | |
| 13 |
| Thermal Shock Resistance, points | 17 | |
| 12 |
Alloy Composition
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| Antimony (Sb), % | 0 | |
| 0.020 to 0.1 |
| Carbon (C), % | 0 to 0.1 | |
| 0 |
| Chromium (Cr), % | 16 to 18 | |
| 0 |
| Copper (Cu), % | 0 | |
| 70 to 73 |
| Iron (Fe), % | 59.1 to 65.4 | |
| 0 to 0.060 |
| Lead (Pb), % | 0 | |
| 0 to 0.070 |
| Manganese (Mn), % | 7.0 to 9.0 | |
| 0 |
| Nickel (Ni), % | 8.0 to 9.0 | |
| 0 |
| Nitrogen (N), % | 0.080 to 0.18 | |
| 0 |
| Phosphorus (P), % | 0 to 0.060 | |
| 0 |
| Silicon (Si), % | 3.5 to 4.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0.9 to 1.2 |
| Zinc (Zn), % | 0 | |
| 25.2 to 29.1 |
| Residuals, % | 0 | |
| 0 to 0.4 |