AISI 347 Stainless Steel vs. C69430 Brass
AISI 347 stainless steel belongs to the iron alloys classification, while C69430 brass belongs to the copper alloys. There are 29 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 AISI 347 stainless steel and the bottom bar is C69430 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 110 |
| Elongation at Break, % | 34 to 46 | |
| 17 |
| Poisson's Ratio | 0.28 | |
| 0.33 |
| Shear Modulus, GPa | 77 | |
| 42 |
| Shear Strength, MPa | 430 to 460 | |
| 350 |
| Tensile Strength: Ultimate (UTS), MPa | 610 to 690 | |
| 570 |
| Tensile Strength: Yield (Proof), MPa | 240 to 350 | |
| 280 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 260 |
| Maximum Temperature: Mechanical, °C | 870 | |
| 170 |
| Melting Completion (Liquidus), °C | 1430 | |
| 920 |
| Melting Onset (Solidus), °C | 1400 | |
| 820 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 410 |
| Thermal Conductivity, W/m-K | 16 | |
| 26 |
| Thermal Expansion, µm/m-K | 17 | |
| 18 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.4 | |
| 6.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 6.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 19 | |
| 27 |
| Density, g/cm3 | 7.8 | |
| 8.3 |
| Embodied Carbon, kg CO2/kg material | 3.6 | |
| 2.7 |
| Embodied Energy, MJ/kg | 52 | |
| 44 |
| Embodied Water, L/kg | 150 | |
| 300 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 190 to 220 | |
| 80 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 150 to 310 | |
| 340 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.4 |
| Stiffness to Weight: Bending, points | 25 | |
| 19 |
| Strength to Weight: Axial, points | 22 to 25 | |
| 19 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 18 |
| Thermal Diffusivity, mm2/s | 4.3 | |
| 7.7 |
| Thermal Shock Resistance, points | 13 to 15 | |
| 20 |
Alloy Composition
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| Arsenic (As), % | 0 | |
| 0.030 to 0.060 |
| Carbon (C), % | 0 to 0.080 | |
| 0 |
| Chromium (Cr), % | 17 to 19 | |
| 0 |
| Copper (Cu), % | 0 | |
| 80 to 83 |
| Iron (Fe), % | 64.1 to 74 | |
| 0 to 0.2 |
| Lead (Pb), % | 0 | |
| 0 to 0.3 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 |
| Nickel (Ni), % | 9.0 to 13 | |
| 0 |
| Niobium (Nb), % | 0 to 1.0 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 |
| Silicon (Si), % | 0 to 0.75 | |
| 3.5 to 4.5 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 11.4 to 16.5 |
| Residuals, % | 0 | |
| 0 to 0.5 |