C72800 Copper-nickel vs. Grade 200 Maraging Steel
C72800 copper-nickel belongs to the copper alloys classification, while grade 200 maraging steel belongs to the iron alloys. There are 25 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 C72800 copper-nickel and the bottom bar is grade 200 maraging steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 190 |
| Elongation at Break, % | 3.9 to 23 | |
| 9.1 to 18 |
| Poisson's Ratio | 0.34 | |
| 0.3 |
| Rockwell C Hardness | 21 to 40 | |
| 29 to 45 |
| Shear Modulus, GPa | 44 | |
| 74 |
| Shear Strength, MPa | 330 to 740 | |
| 600 to 890 |
| Tensile Strength: Ultimate (UTS), MPa | 520 to 1270 | |
| 970 to 1500 |
| Tensile Strength: Yield (Proof), MPa | 250 to 1210 | |
| 690 to 1490 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 260 |
| Melting Completion (Liquidus), °C | 1080 | |
| 1460 |
| Melting Onset (Solidus), °C | 920 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 460 |
| Thermal Expansion, µm/m-K | 17 | |
| 12 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 38 | |
| 31 |
| Density, g/cm3 | 8.8 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 4.4 | |
| 4.5 |
| Embodied Energy, MJ/kg | 68 | |
| 59 |
| Embodied Water, L/kg | 360 | |
| 140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 37 to 99 | |
| 140 to 160 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 260 to 5650 | |
| 1240 to 5740 |
| Stiffness to Weight: Axial, points | 7.4 | |
| 13 |
| Stiffness to Weight: Bending, points | 19 | |
| 23 |
| Strength to Weight: Axial, points | 17 to 40 | |
| 33 to 51 |
| Strength to Weight: Bending, points | 16 to 30 | |
| 27 to 35 |
| Thermal Shock Resistance, points | 19 to 45 | |
| 29 to 45 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.1 | |
| 0.050 to 0.15 |
| Antimony (Sb), % | 0 to 0.020 | |
| 0 |
| Bismuth (Bi), % | 0 to 0.0010 | |
| 0 |
| Boron (B), % | 0 to 0.0010 | |
| 0 to 0.0030 |
| Calcium (Ca), % | 0 | |
| 0 to 0.050 |
| Carbon (C), % | 0 | |
| 0 to 0.030 |
| Cobalt (Co), % | 0 | |
| 8.0 to 9.0 |
| Copper (Cu), % | 78.3 to 82.8 | |
| 0 |
| Iron (Fe), % | 0 to 0.5 | |
| 67.8 to 71.8 |
| Lead (Pb), % | 0 to 0.0050 | |
| 0 |
| Magnesium (Mg), % | 0.0050 to 0.15 | |
| 0 |
| Manganese (Mn), % | 0.050 to 0.3 | |
| 0 to 0.1 |
| Molybdenum (Mo), % | 0 | |
| 3.0 to 3.5 |
| Nickel (Ni), % | 9.5 to 10.5 | |
| 17 to 19 |
| Niobium (Nb), % | 0.1 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.0050 | |
| 0 to 0.010 |
| Silicon (Si), % | 0 to 0.050 | |
| 0 to 0.1 |
| Sulfur (S), % | 0 to 0.0025 | |
| 0 to 0.010 |
| Tin (Sn), % | 7.5 to 8.5 | |
| 0 |
| Titanium (Ti), % | 0 to 0.010 | |
| 0.15 to 0.25 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 0 to 0.020 |
| Residuals, % | 0 to 0.3 | |
| 0 |