AISI 440B Stainless Steel vs. C38000 Brass
AISI 440B stainless steel belongs to the iron alloys classification, while C38000 brass belongs to the copper alloys. There are 26 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 440B stainless steel and the bottom bar is C38000 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 100 |
| Elongation at Break, % | 3.0 to 18 | |
| 17 |
| Poisson's Ratio | 0.28 | |
| 0.31 |
| Shear Modulus, GPa | 77 | |
| 39 |
| Shear Strength, MPa | 460 to 1110 | |
| 230 |
| Tensile Strength: Ultimate (UTS), MPa | 740 to 1930 | |
| 380 |
| Tensile Strength: Yield (Proof), MPa | 430 to 1860 | |
| 120 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 170 |
| Maximum Temperature: Mechanical, °C | 870 | |
| 110 |
| Melting Completion (Liquidus), °C | 1480 | |
| 800 |
| Melting Onset (Solidus), °C | 1370 | |
| 760 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 380 |
| Thermal Conductivity, W/m-K | 23 | |
| 110 |
| Thermal Expansion, µm/m-K | 10 | |
| 21 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.0 | |
| 22 |
| Density, g/cm3 | 7.7 | |
| 8.0 |
| Embodied Carbon, kg CO2/kg material | 2.2 | |
| 2.7 |
| Embodied Energy, MJ/kg | 31 | |
| 46 |
| Embodied Water, L/kg | 120 | |
| 330 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 57 to 110 | |
| 50 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.1 |
| Stiffness to Weight: Bending, points | 25 | |
| 19 |
| Strength to Weight: Axial, points | 27 to 70 | |
| 13 |
| Strength to Weight: Bending, points | 24 to 45 | |
| 14 |
| Thermal Diffusivity, mm2/s | 6.1 | |
| 37 |
| Thermal Shock Resistance, points | 27 to 70 | |
| 13 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.5 |
| Carbon (C), % | 0.75 to 1.0 | |
| 0 |
| Chromium (Cr), % | 16 to 18 | |
| 0 |
| Copper (Cu), % | 0 | |
| 55 to 60 |
| Iron (Fe), % | 78.2 to 83.3 | |
| 0 to 0.35 |
| Lead (Pb), % | 0 | |
| 1.5 to 2.5 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 |
| Molybdenum (Mo), % | 0 to 0.75 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0 to 0.3 |
| Zinc (Zn), % | 0 | |
| 35.9 to 43.5 |
| Residuals, % | 0 | |
| 0 to 0.5 |