C69430 Brass vs. C37100 Brass
Both C69430 brass and C37100 brass are copper alloys. They have 74% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is C69430 brass and the bottom bar is C37100 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 100 |
| Elongation at Break, % | 17 | |
| 8.0 to 40 |
| Poisson's Ratio | 0.33 | |
| 0.31 |
| Shear Modulus, GPa | 42 | |
| 40 |
| Shear Strength, MPa | 350 | |
| 260 to 300 |
| Tensile Strength: Ultimate (UTS), MPa | 570 | |
| 370 to 520 |
| Tensile Strength: Yield (Proof), MPa | 280 | |
| 150 to 390 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 170 |
| Maximum Temperature: Mechanical, °C | 170 | |
| 120 |
| Melting Completion (Liquidus), °C | 920 | |
| 900 |
| Melting Onset (Solidus), °C | 820 | |
| 890 |
| Specific Heat Capacity, J/kg-K | 410 | |
| 380 |
| Thermal Conductivity, W/m-K | 26 | |
| 120 |
| Thermal Expansion, µm/m-K | 18 | |
| 21 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 6.2 | |
| 27 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 6.7 | |
| 30 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 27 | |
| 23 |
| Density, g/cm3 | 8.3 | |
| 8.0 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.7 |
| Embodied Energy, MJ/kg | 44 | |
| 45 |
| Embodied Water, L/kg | 300 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 80 | |
| 38 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 340 | |
| 110 to 750 |
| Stiffness to Weight: Axial, points | 7.4 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 19 | |
| 20 |
| Strength to Weight: Axial, points | 19 | |
| 13 to 18 |
| Strength to Weight: Bending, points | 18 | |
| 14 to 18 |
| Thermal Diffusivity, mm2/s | 7.7 | |
| 39 |
| Thermal Shock Resistance, points | 20 | |
| 12 to 17 |
Alloy Composition
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| Arsenic (As), % | 0.030 to 0.060 | |
| 0 |
| Copper (Cu), % | 80 to 83 | |
| 58 to 62 |
| Iron (Fe), % | 0 to 0.2 | |
| 0 to 0.15 |
| Lead (Pb), % | 0 to 0.3 | |
| 0.6 to 1.2 |
| Silicon (Si), % | 3.5 to 4.5 | |
| 0 |
| Zinc (Zn), % | 11.4 to 16.5 | |
| 36.3 to 41.4 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.4 |