EN 1.0038 Steel vs. ACI-ASTM CB7Cu-1 Steel
Both EN 1.0038 steel and ACI-ASTM CB7Cu-1 steel are iron alloys. They have 77% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is EN 1.0038 steel and the bottom bar is ACI-ASTM CB7Cu-1 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 110 to 120 | |
| 300 to 420 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 23 to 25 | |
| 5.7 to 11 |
| Fatigue Strength, MPa | 140 to 160 | |
| 420 to 590 |
| Impact Strength: V-Notched Charpy, J | 28 to 31 | |
| 34 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 76 |
| Tensile Strength: Ultimate (UTS), MPa | 380 to 430 | |
| 960 to 1350 |
| Tensile Strength: Yield (Proof), MPa | 200 to 220 | |
| 760 to 1180 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 280 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1430 |
| Melting Onset (Solidus), °C | 1420 | |
| 1500 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 49 | |
| 17 |
| Thermal Expansion, µm/m-K | 12 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 2.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
| 2.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.1 | |
| 13 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 2.6 |
| Embodied Energy, MJ/kg | 19 | |
| 38 |
| Embodied Water, L/kg | 48 | |
| 130 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 72 to 88 | |
| 71 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 110 to 130 | |
| 1500 to 3590 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 13 to 15 | |
| 34 to 48 |
| Strength to Weight: Bending, points | 15 to 16 | |
| 28 to 35 |
| Thermal Diffusivity, mm2/s | 13 | |
| 4.6 |
| Thermal Shock Resistance, points | 12 to 13 | |
| 32 to 45 |
Alloy Composition
| Carbon (C), % | 0 to 0.23 | |
| 0 to 0.070 |
| Chromium (Cr), % | 0 to 0.3 | |
| 15.5 to 17.7 |
| Copper (Cu), % | 0 to 0.6 | |
| 2.5 to 3.2 |
| Iron (Fe), % | 97.1 to 100 | |
| 72.3 to 78.4 |
| Manganese (Mn), % | 0 to 1.5 | |
| 0 to 0.7 |
| Molybdenum (Mo), % | 0 to 0.080 | |
| 0 |
| Nickel (Ni), % | 0 to 0.3 | |
| 3.6 to 4.6 |
| Niobium (Nb), % | 0 | |
| 0 to 0.35 |
| Nitrogen (N), % | 0 to 0.014 | |
| 0 to 0.050 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 to 0.55 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.045 | |
| 0 to 0.030 |