C28500 Muntz Metal vs. C36200 Brass
Both C28500 Muntz Metal and C36200 brass are copper alloys. They have a moderately high 93% of their average alloy composition in common.
For each property being compared, the top bar is C28500 Muntz Metal and the bottom bar is C36200 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 100 |
| Elongation at Break, % | 20 | |
| 20 to 53 |
| Poisson's Ratio | 0.3 | |
| 0.31 |
| Rockwell B Hardness | 150 | |
| 62 to 78 |
| Shear Modulus, GPa | 40 | |
| 39 |
| Shear Strength, MPa | 320 | |
| 210 to 240 |
| Tensile Strength: Ultimate (UTS), MPa | 520 | |
| 340 to 420 |
| Tensile Strength: Yield (Proof), MPa | 380 | |
| 130 to 360 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 170 |
| Maximum Temperature: Mechanical, °C | 110 | |
| 120 |
| Melting Completion (Liquidus), °C | 900 | |
| 900 |
| Melting Onset (Solidus), °C | 890 | |
| 890 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 380 |
| Thermal Conductivity, W/m-K | 100 | |
| 120 |
| Thermal Expansion, µm/m-K | 21 | |
| 21 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 29 | |
| 26 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 33 | |
| 28 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 22 | |
| 23 |
| Density, g/cm3 | 7.9 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.6 |
| Embodied Energy, MJ/kg | 46 | |
| 45 |
| Embodied Water, L/kg | 320 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 94 | |
| 74 to 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 700 | |
| 89 to 630 |
| Stiffness to Weight: Axial, points | 7.3 | |
| 6.9 |
| Stiffness to Weight: Bending, points | 20 | |
| 19 |
| Strength to Weight: Axial, points | 18 | |
| 11 to 14 |
| Strength to Weight: Bending, points | 18 | |
| 13 to 15 |
| Thermal Diffusivity, mm2/s | 33 | |
| 37 |
| Thermal Shock Resistance, points | 17 | |
| 11 to 14 |
Alloy Composition
| Copper (Cu), % | 57 to 59 | |
| 60 to 63 |
| Iron (Fe), % | 0 to 0.35 | |
| 0 to 0.15 |
| Lead (Pb), % | 0 to 0.25 | |
| 3.5 to 4.5 |
| Zinc (Zn), % | 39.5 to 43 | |
| 32.4 to 36.5 |
| Residuals, % | 0 to 0.9 | |
| 0 |