AISI 309 Stainless Steel vs. C23000 Brass
AISI 309 stainless steel belongs to the iron alloys classification, while C23000 brass belongs to the copper alloys. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is AISI 309 stainless steel and the bottom bar is C23000 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 110 |
| Elongation at Break, % | 34 to 47 | |
| 2.9 to 47 |
| Poisson's Ratio | 0.27 | |
| 0.33 |
| Rockwell B Hardness | 84 | |
| 48 to 87 |
| Shear Modulus, GPa | 78 | |
| 42 |
| Shear Strength, MPa | 420 to 470 | |
| 220 to 340 |
| Tensile Strength: Ultimate (UTS), MPa | 600 to 710 | |
| 280 to 590 |
| Tensile Strength: Yield (Proof), MPa | 260 to 350 | |
| 83 to 480 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 190 |
| Maximum Temperature: Mechanical, °C | 980 | |
| 170 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1030 |
| Melting Onset (Solidus), °C | 1400 | |
| 990 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 390 |
| Thermal Conductivity, W/m-K | 16 | |
| 160 |
| Thermal Expansion, µm/m-K | 15 | |
| 19 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.2 | |
| 37 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.5 | |
| 39 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 19 | |
| 28 |
| Density, g/cm3 | 7.8 | |
| 8.6 |
| Embodied Carbon, kg CO2/kg material | 3.6 | |
| 2.6 |
| Embodied Energy, MJ/kg | 51 | |
| 43 |
| Embodied Water, L/kg | 170 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 200 to 230 | |
| 6.2 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 170 to 310 | |
| 31 to 1040 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 25 | |
| 19 |
| Strength to Weight: Axial, points | 21 to 25 | |
| 8.9 to 19 |
| Strength to Weight: Bending, points | 20 to 23 | |
| 11 to 18 |
| Thermal Diffusivity, mm2/s | 4.3 | |
| 48 |
| Thermal Shock Resistance, points | 14 to 16 | |
| 9.4 to 20 |
Alloy Composition
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| Carbon (C), % | 0 to 0.2 | |
| 0 |
| Chromium (Cr), % | 22 to 24 | |
| 0 |
| Copper (Cu), % | 0 | |
| 84 to 86 |
| Iron (Fe), % | 58 to 66 | |
| 0 to 0.050 |
| Lead (Pb), % | 0 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 |
| Nickel (Ni), % | 12 to 15 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 13.7 to 16 |
| Residuals, % | 0 | |
| 0 to 0.2 |