ACI-ASTM CB7Cu-2 Steel vs. ASTM A217 Cast Steel
Both ACI-ASTM CB7Cu-2 steel and ASTM A217 cast steel are iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, 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 A217 cast steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 300 to 420 | |
| 160 to 210 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 5.7 to 11 | |
| 21 to 27 |
| Fatigue Strength, MPa | 420 to 590 | |
| 200 to 320 |
| Poisson's Ratio | 0.28 | |
| 0.28 to 0.29 |
| Shear Modulus, GPa | 75 | |
| 73 to 75 |
| Tensile Strength: Ultimate (UTS), MPa | 960 to 1350 | |
| 540 to 710 |
| Tensile Strength: Yield (Proof), MPa | 760 to 1180 | |
| 270 to 460 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 250 to 270 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1450 to 1460 |
| Melting Onset (Solidus), °C | 1380 | |
| 1410 to 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 17 | |
| 26 to 50 |
| Thermal Expansion, µm/m-K | 11 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.1 | |
| 7.3 to 9.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.4 | |
| 8.4 to 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 2.4 to 7.0 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 1.5 to 2.1 |
| Embodied Energy, MJ/kg | 38 | |
| 20 to 28 |
| Embodied Water, L/kg | 130 | |
| 47 to 87 |
Common Calculations
| PREN (Pitting Resistance) | 15 | |
| 2.5 to 13 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 71 to 120 | |
| 110 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1510 to 3600 | |
| 190 to 570 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 to 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 to 25 |
| Strength to Weight: Axial, points | 34 to 48 | |
| 19 to 25 |
| Strength to Weight: Bending, points | 28 to 35 | |
| 19 to 23 |
| Thermal Diffusivity, mm2/s | 4.6 | |
| 6.9 to 14 |
| Thermal Shock Resistance, points | 32 to 45 | |
| 16 to 20 |