C28000 Muntz Metal vs. ACI-ASTM CB7Cu-2 Steel
C28000 Muntz Metal belongs to the copper alloys classification, while ACI-ASTM CB7Cu-2 steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is C28000 Muntz Metal and the bottom bar is ACI-ASTM CB7Cu-2 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 100 | |
190 |
Elongation at Break, % | 10 to 45 | |
5.7 to 11 |
Poisson's Ratio | 0.31 | |
0.28 |
Shear Modulus, GPa | 40 | |
75 |
Tensile Strength: Ultimate (UTS), MPa | 330 to 610 | |
960 to 1350 |
Tensile Strength: Yield (Proof), MPa | 150 to 370 | |
760 to 1180 |
Thermal Properties
Latent Heat of Fusion, J/g | 170 | |
280 |
Melting Completion (Liquidus), °C | 900 | |
1430 |
Melting Onset (Solidus), °C | 900 | |
1380 |
Specific Heat Capacity, J/kg-K | 390 | |
480 |
Thermal Conductivity, W/m-K | 120 | |
17 |
Thermal Expansion, µm/m-K | 21 | |
11 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 28 | |
2.1 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 31 | |
2.4 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 23 | |
13 |
Density, g/cm3 | 8.0 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 2.7 | |
2.6 |
Embodied Energy, MJ/kg | 46 | |
38 |
Embodied Water, L/kg | 320 | |
130 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 27 to 240 | |
71 to 120 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 110 to 670 | |
1510 to 3600 |
Stiffness to Weight: Axial, points | 7.2 | |
14 |
Stiffness to Weight: Bending, points | 20 | |
25 |
Strength to Weight: Axial, points | 11 to 21 | |
34 to 48 |
Strength to Weight: Bending, points | 13 to 20 | |
28 to 35 |
Thermal Diffusivity, mm2/s | 40 | |
4.6 |
Thermal Shock Resistance, points | 11 to 20 | |
32 to 45 |
Alloy Composition
Carbon (C), % | 0 | |
0 to 0.070 |
Chromium (Cr), % | 0 | |
14 to 15.5 |
Copper (Cu), % | 59 to 63 | |
2.5 to 3.2 |
Iron (Fe), % | 0 to 0.070 | |
73.6 to 79 |
Lead (Pb), % | 0 to 0.3 | |
0 |
Manganese (Mn), % | 0 | |
0 to 0.7 |
Nickel (Ni), % | 0 | |
4.5 to 5.5 |
Niobium (Nb), % | 0 | |
0 to 0.35 |
Nitrogen (N), % | 0 | |
0 to 0.050 |
Phosphorus (P), % | 0 | |
0 to 0.035 |
Silicon (Si), % | 0 | |
0 to 1.0 |
Sulfur (S), % | 0 | |
0 to 0.030 |
Zinc (Zn), % | 36.3 to 41 | |
0 |
Residuals, % | 0 to 0.3 | |
0 |