ACI-ASTM CB7Cu-2 Steel vs. ASTM A148 Cast Steel
Both ACI-ASTM CB7Cu-2 steel and ASTM A148 cast steel are iron alloys. There are 29 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 ACI-ASTM CB7Cu-2 steel and the bottom bar is ASTM A148 cast steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 300 to 420 | |
| 190 to 390 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 5.7 to 11 | |
| 5.7 to 25 |
| Fatigue Strength, MPa | 420 to 590 | |
| 280 to 670 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 75 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 960 to 1350 | |
| 630 to 1300 |
| Tensile Strength: Yield (Proof), MPa | 760 to 1180 | |
| 390 to 1160 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 250 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1460 |
| Melting Onset (Solidus), °C | 1380 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 17 | |
| 37 to 47 |
| Thermal Expansion, µm/m-K | 11 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.1 | |
| 7.3 to 7.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.4 | |
| 8.3 to 8.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 2.3 to 3.3 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 1.5 to 1.7 |
| Embodied Energy, MJ/kg | 38 | |
| 20 to 22 |
| Embodied Water, L/kg | 130 | |
| 48 to 53 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 71 to 120 | |
| 71 to 150 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1510 to 3600 | |
| 400 to 3570 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 34 to 48 | |
| 22 to 46 |
| Strength to Weight: Bending, points | 28 to 35 | |
| 21 to 34 |
| Thermal Diffusivity, mm2/s | 4.6 | |
| 9.9 to 13 |
| Thermal Shock Resistance, points | 32 to 45 | |
| 18 to 38 |