EN 1.4123 Stainless Steel vs. C47940 Brass
EN 1.4123 stainless steel belongs to the iron alloys classification, while C47940 brass belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is EN 1.4123 stainless steel and the bottom bar is C47940 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 100 |
| Poisson's Ratio | 0.28 | |
| 0.31 |
| Shear Modulus, GPa | 77 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 720 to 810 | |
| 380 to 520 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 170 |
| Maximum Temperature: Mechanical, °C | 840 | |
| 130 |
| Melting Completion (Liquidus), °C | 1450 | |
| 850 |
| Melting Onset (Solidus), °C | 1410 | |
| 800 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 380 |
| Thermal Conductivity, W/m-K | 23 | |
| 110 |
| Thermal Expansion, µm/m-K | 10 | |
| 20 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 10 | |
| 25 |
| Density, g/cm3 | 7.7 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 4.2 | |
| 2.8 |
| Embodied Energy, MJ/kg | 62 | |
| 47 |
| Embodied Water, L/kg | 120 | |
| 330 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 7.1 |
| Stiffness to Weight: Bending, points | 25 | |
| 19 |
| Strength to Weight: Axial, points | 26 to 29 | |
| 13 to 17 |
| Strength to Weight: Bending, points | 23 to 25 | |
| 14 to 17 |
| Thermal Diffusivity, mm2/s | 6.3 | |
| 36 |
| Thermal Shock Resistance, points | 26 to 29 | |
| 13 to 17 |
Alloy Composition
| Carbon (C), % | 0.35 to 0.5 | |
| 0 |
| Chromium (Cr), % | 14 to 16.5 | |
| 0 |
| Copper (Cu), % | 0 | |
| 63 to 66 |
| Iron (Fe), % | 76.7 to 84.6 | |
| 0.1 to 1.0 |
| Lead (Pb), % | 0 | |
| 1.0 to 2.0 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 |
| Molybdenum (Mo), % | 1.0 to 2.5 | |
| 0 |
| Nickel (Ni), % | 0 to 0.5 | |
| 0.1 to 0.5 |
| Nitrogen (N), % | 0.1 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Tin (Sn), % | 0 | |
| 1.2 to 2.0 |
| Vanadium (V), % | 0 to 1.5 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 28.1 to 34.6 |
| Residuals, % | 0 | |
| 0 to 0.4 |