ASTM A27 Cast Steel vs. ACI-ASTM CB7Cu-2 Steel
Both ASTM A27 cast steel and ACI-ASTM CB7Cu-2 steel are iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is ASTM A27 cast steel and the bottom bar is ACI-ASTM CB7Cu-2 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 25 to 27 | |
| 5.7 to 11 |
| Fatigue Strength, MPa | 170 to 230 | |
| 420 to 590 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 75 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 550 | |
| 960 to 1350 |
| Tensile Strength: Yield (Proof), MPa | 230 to 310 | |
| 760 to 1180 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 280 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1430 |
| Melting Onset (Solidus), °C | 1420 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 52 | |
| 17 |
| Thermal Expansion, µm/m-K | 12 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.0 to 7.1 | |
| 2.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.1 | |
| 2.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 13 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 2.6 |
| Embodied Energy, MJ/kg | 18 | |
| 38 |
| Embodied Water, L/kg | 45 to 46 | |
| 130 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 96 to 120 | |
| 71 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 to 260 | |
| 1510 to 3600 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 16 to 20 | |
| 34 to 48 |
| Strength to Weight: Bending, points | 17 to 19 | |
| 28 to 35 |
| Thermal Diffusivity, mm2/s | 14 | |
| 4.6 |
| Thermal Shock Resistance, points | 15 to 18 | |
| 32 to 45 |