S31730 Stainless Steel vs. C36000 Brass
S31730 stainless steel belongs to the iron alloys classification, while C36000 brass belongs to the copper alloys. There are 25 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 S31730 stainless steel and the bottom bar is C36000 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 100 |
| Elongation at Break, % | 40 | |
| 5.8 to 23 |
| Poisson's Ratio | 0.28 | |
| 0.31 |
| Shear Modulus, GPa | 77 | |
| 39 |
| Shear Strength, MPa | 370 | |
| 210 to 310 |
| Tensile Strength: Ultimate (UTS), MPa | 540 | |
| 330 to 530 |
| Tensile Strength: Yield (Proof), MPa | 200 | |
| 140 to 260 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 170 |
| Maximum Temperature: Mechanical, °C | 990 | |
| 120 |
| Melting Completion (Liquidus), °C | 1430 | |
| 900 |
| Melting Onset (Solidus), °C | 1390 | |
| 890 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 380 |
| Thermal Expansion, µm/m-K | 16 | |
| 21 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 24 | |
| 23 |
| Density, g/cm3 | 8.0 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 4.6 | |
| 2.6 |
| Embodied Energy, MJ/kg | 63 | |
| 45 |
| Embodied Water, L/kg | 180 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 170 | |
| 25 to 62 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 99 | |
| 89 to 340 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.0 |
| Stiffness to Weight: Bending, points | 24 | |
| 19 |
| Strength to Weight: Axial, points | 19 | |
| 11 to 18 |
| Strength to Weight: Bending, points | 18 | |
| 13 to 18 |
| Thermal Shock Resistance, points | 12 | |
| 11 to 18 |
Alloy Composition
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| Carbon (C), % | 0 to 0.030 | |
| 0 |
| Chromium (Cr), % | 17 to 19 | |
| 0 |
| Copper (Cu), % | 4.0 to 5.0 | |
| 60 to 63 |
| Iron (Fe), % | 52.4 to 61 | |
| 0 to 0.35 |
| Lead (Pb), % | 0 | |
| 2.5 to 3.7 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 |
| Molybdenum (Mo), % | 3.0 to 4.0 | |
| 0 |
| Nickel (Ni), % | 15 to 16.5 | |
| 0 |
| Nitrogen (N), % | 0 to 0.045 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 32.5 to 37.5 |
| Residuals, % | 0 | |
| 0 to 0.5 |