ACI-ASTM CB7Cu-2 Steel vs. EN 1.8151 Steel
Both ACI-ASTM CB7Cu-2 steel and EN 1.8151 steel are iron alloys. They have 78% of their average alloy composition in common. There are 24 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 ACI-ASTM CB7Cu-2 steel and the bottom bar is EN 1.8151 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 300 to 420 | |
| 200 to 540 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 75 | |
| 72 |
| Tensile Strength: Ultimate (UTS), MPa | 960 to 1350 | |
| 670 to 1940 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 270 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1440 |
| Melting Onset (Solidus), °C | 1380 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 17 | |
| 50 |
| Thermal Expansion, µm/m-K | 11 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.1 | |
| 7.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.4 | |
| 8.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 2.2 |
| Density, g/cm3 | 7.8 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 1.8 |
| Embodied Energy, MJ/kg | 38 | |
| 25 |
| Embodied Water, L/kg | 130 | |
| 49 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 34 to 48 | |
| 24 to 70 |
| Strength to Weight: Bending, points | 28 to 35 | |
| 22 to 45 |
| Thermal Diffusivity, mm2/s | 4.6 | |
| 14 |
| Thermal Shock Resistance, points | 32 to 45 | |
| 20 to 58 |
Alloy Composition
| Carbon (C), % | 0 to 0.070 | |
| 0.4 to 0.5 |
| Chromium (Cr), % | 14 to 15.5 | |
| 0.4 to 0.8 |
| Copper (Cu), % | 2.5 to 3.2 | |
| 0 |
| Iron (Fe), % | 73.6 to 79 | |
| 95.9 to 97.2 |
| Manganese (Mn), % | 0 to 0.7 | |
| 0.6 to 0.9 |
| Nickel (Ni), % | 4.5 to 5.5 | |
| 0 |
| Niobium (Nb), % | 0 to 0.35 | |
| 0 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 1.0 | |
| 1.3 to 1.7 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.025 |
| Vanadium (V), % | 0 | |
| 0.1 to 0.2 |