AISI 403 Stainless Steel vs. C99750 Brass
AISI 403 stainless steel belongs to the iron alloys classification, while C99750 brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is AISI 403 stainless steel and the bottom bar is C99750 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 190 to 240 | |
| 110 to 120 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 130 |
| Elongation at Break, % | 16 to 25 | |
| 20 to 30 |
| Poisson's Ratio | 0.28 | |
| 0.32 |
| Rockwell B Hardness | 83 | |
| 77 to 82 |
| Shear Modulus, GPa | 76 | |
| 48 |
| Tensile Strength: Ultimate (UTS), MPa | 530 to 780 | |
| 450 to 520 |
| Tensile Strength: Yield (Proof), MPa | 280 to 570 | |
| 220 to 280 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 200 |
| Maximum Temperature: Mechanical, °C | 740 | |
| 160 |
| Melting Completion (Liquidus), °C | 1450 | |
| 840 |
| Melting Onset (Solidus), °C | 1400 | |
| 820 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 410 |
| Thermal Expansion, µm/m-K | 9.9 | |
| 20 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.9 | |
| 2.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.3 | |
| 2.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 6.5 | |
| 23 |
| Density, g/cm3 | 7.8 | |
| 8.1 |
| Embodied Carbon, kg CO2/kg material | 1.9 | |
| 3.1 |
| Embodied Energy, MJ/kg | 27 | |
| 51 |
| Embodied Water, L/kg | 99 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 120 | |
| 87 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 210 to 840 | |
| 190 to 300 |
| Stiffness to Weight: Axial, points | 14 | |
| 8.6 |
| Stiffness to Weight: Bending, points | 25 | |
| 21 |
| Strength to Weight: Axial, points | 19 to 28 | |
| 15 to 18 |
| Strength to Weight: Bending, points | 19 to 24 | |
| 16 to 18 |
| Thermal Shock Resistance, points | 20 to 29 | |
| 13 to 15 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0.25 to 3.0 |
| Carbon (C), % | 0 to 0.15 | |
| 0 |
| Chromium (Cr), % | 11.5 to 13 | |
| 0 |
| Copper (Cu), % | 0 | |
| 55 to 61 |
| Iron (Fe), % | 84.7 to 88.5 | |
| 0 to 1.0 |
| Lead (Pb), % | 0 | |
| 0.5 to 2.5 |
| Manganese (Mn), % | 0 to 1.0 | |
| 17 to 23 |
| Nickel (Ni), % | 0 to 0.6 | |
| 0 to 5.0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 17 to 23 |
| Residuals, % | 0 | |
| 0 to 0.3 |