ACI-ASTM CB7Cu-2 Steel vs. Type 2 Magnetic Alloy
Both ACI-ASTM CB7Cu-2 steel and Type 2 magnetic alloy are iron alloys. They have 57% of their average alloy composition in common. There are 25 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 ACI-ASTM CB7Cu-2 steel and the bottom bar is Type 2 magnetic alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 5.7 to 11 | |
| 2.0 to 38 |
| Poisson's Ratio | 0.28 | |
| 0.3 |
| Shear Modulus, GPa | 75 | |
| 72 |
| Tensile Strength: Ultimate (UTS), MPa | 960 to 1350 | |
| 510 to 910 |
| Tensile Strength: Yield (Proof), MPa | 760 to 1180 | |
| 260 to 870 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 270 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1420 |
| Melting Onset (Solidus), °C | 1380 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 460 |
| Thermal Expansion, µm/m-K | 11 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.1 | |
| 3.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.4 | |
| 4.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 33 |
| Density, g/cm3 | 7.8 | |
| 8.4 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 5.9 |
| Embodied Energy, MJ/kg | 38 | |
| 81 |
| Embodied Water, L/kg | 130 | |
| 140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 71 to 120 | |
| 18 to 160 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1510 to 3600 | |
| 170 to 2010 |
| Stiffness to Weight: Axial, points | 14 | |
| 12 |
| Stiffness to Weight: Bending, points | 25 | |
| 23 |
| Strength to Weight: Axial, points | 34 to 48 | |
| 17 to 30 |
| Strength to Weight: Bending, points | 28 to 35 | |
| 17 to 25 |
| Thermal Shock Resistance, points | 32 to 45 | |
| 16 to 29 |
Alloy Composition
| Carbon (C), % | 0 to 0.070 | |
| 0 to 0.050 |
| Chromium (Cr), % | 14 to 15.5 | |
| 0 to 0.3 |
| Cobalt (Co), % | 0 | |
| 0 to 0.5 |
| Copper (Cu), % | 2.5 to 3.2 | |
| 0 to 0.3 |
| Iron (Fe), % | 73.6 to 79 | |
| 48.2 to 53 |
| Manganese (Mn), % | 0 to 0.7 | |
| 0 to 0.8 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.3 |
| Nickel (Ni), % | 4.5 to 5.5 | |
| 47 to 49 |
| Niobium (Nb), % | 0 to 0.35 | |
| 0 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.010 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |