S45000 Stainless Steel vs. C33000 Brass
S45000 stainless steel belongs to the iron alloys classification, while C33000 brass belongs to the copper alloys. There are 29 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 S45000 stainless steel and the bottom bar is C33000 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 110 |
| Elongation at Break, % | 6.8 to 14 | |
| 7.0 to 60 |
| Poisson's Ratio | 0.28 | |
| 0.31 |
| Shear Modulus, GPa | 76 | |
| 40 |
| Shear Strength, MPa | 590 to 830 | |
| 240 to 300 |
| Tensile Strength: Ultimate (UTS), MPa | 980 to 1410 | |
| 320 to 520 |
| Tensile Strength: Yield (Proof), MPa | 580 to 1310 | |
| 110 to 450 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 180 |
| Maximum Temperature: Mechanical, °C | 840 | |
| 130 |
| Melting Completion (Liquidus), °C | 1440 | |
| 940 |
| Melting Onset (Solidus), °C | 1390 | |
| 900 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 390 |
| Thermal Conductivity, W/m-K | 17 | |
| 120 |
| Thermal Expansion, µm/m-K | 11 | |
| 20 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.2 | |
| 26 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.5 | |
| 29 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 24 |
| Density, g/cm3 | 7.8 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 2.7 |
| Embodied Energy, MJ/kg | 39 | |
| 45 |
| Embodied Water, L/kg | 130 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 94 to 160 | |
| 35 to 150 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 850 to 4400 | |
| 60 to 950 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 25 | |
| 19 |
| Strength to Weight: Axial, points | 35 to 50 | |
| 11 to 18 |
| Strength to Weight: Bending, points | 28 to 36 | |
| 13 to 18 |
| Thermal Diffusivity, mm2/s | 4.5 | |
| 37 |
| Thermal Shock Resistance, points | 33 to 47 | |
| 11 to 17 |
Alloy Composition
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| Carbon (C), % | 0 to 0.050 | |
| 0 |
| Chromium (Cr), % | 14 to 16 | |
| 0 |
| Copper (Cu), % | 1.3 to 1.8 | |
| 65 to 68 |
| Iron (Fe), % | 72.1 to 79.3 | |
| 0 to 0.070 |
| Lead (Pb), % | 0 | |
| 0.25 to 0.7 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 |
| Molybdenum (Mo), % | 0.5 to 1.0 | |
| 0 |
| Nickel (Ni), % | 5.0 to 7.0 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 30.8 to 34.8 |
| Residuals, % | 0 | |
| 0 to 0.4 |