C68400 Brass vs. S13800 Stainless Steel
C68400 brass belongs to the copper alloys classification, while S13800 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is C68400 brass and the bottom bar is S13800 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 150 | |
| 290 to 480 |
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 200 |
| Elongation at Break, % | 18 | |
| 11 to 18 |
| Poisson's Ratio | 0.31 | |
| 0.28 |
| Shear Modulus, GPa | 41 | |
| 77 |
| Shear Strength, MPa | 330 | |
| 610 to 1030 |
| Tensile Strength: Ultimate (UTS), MPa | 540 | |
| 980 to 1730 |
| Tensile Strength: Yield (Proof), MPa | 310 | |
| 660 to 1580 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 130 | |
| 810 |
| Melting Completion (Liquidus), °C | 840 | |
| 1450 |
| Melting Onset (Solidus), °C | 820 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 470 |
| Thermal Conductivity, W/m-K | 66 | |
| 16 |
| Thermal Expansion, µm/m-K | 20 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 87 | |
| 2.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 99 | |
| 2.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 23 | |
| 15 |
| Density, g/cm3 | 7.9 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 3.4 |
| Embodied Energy, MJ/kg | 47 | |
| 46 |
| Embodied Water, L/kg | 320 | |
| 140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 81 | |
| 150 to 190 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 | |
| 1090 to 5490 |
| Stiffness to Weight: Axial, points | 7.5 | |
| 14 |
| Stiffness to Weight: Bending, points | 20 | |
| 25 |
| Strength to Weight: Axial, points | 19 | |
| 35 to 61 |
| Strength to Weight: Bending, points | 19 | |
| 28 to 41 |
| Thermal Diffusivity, mm2/s | 21 | |
| 4.3 |
| Thermal Shock Resistance, points | 18 | |
| 33 to 58 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.5 | |
| 0.9 to 1.4 |
| Boron (B), % | 0.0010 to 0.030 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.050 |
| Chromium (Cr), % | 0 | |
| 12.3 to 13.2 |
| Copper (Cu), % | 59 to 64 | |
| 0 |
| Iron (Fe), % | 0 to 1.0 | |
| 73.6 to 77.3 |
| Lead (Pb), % | 0 to 0.090 | |
| 0 |
| Manganese (Mn), % | 0.2 to 1.5 | |
| 0 to 0.2 |
| Molybdenum (Mo), % | 0 | |
| 2.0 to 3.0 |
| Nickel (Ni), % | 0 to 0.5 | |
| 7.5 to 8.5 |
| Nitrogen (N), % | 0 | |
| 0 to 0.010 |
| Phosphorus (P), % | 0.030 to 0.3 | |
| 0 to 0.010 |
| Silicon (Si), % | 1.5 to 2.5 | |
| 0 to 0.1 |
| Sulfur (S), % | 0 | |
| 0 to 0.0080 |
| Tin (Sn), % | 0 to 0.5 | |
| 0 |
| Zinc (Zn), % | 28.6 to 39.3 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |