ACI-ASTM CB30 Steel vs. SAE-AISI D3 Steel
Both ACI-ASTM CB30 steel and SAE-AISI D3 steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is ACI-ASTM CB30 steel and the bottom bar is SAE-AISI D3 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 74 |
| Tensile Strength: Ultimate (UTS), MPa | 500 | |
| 770 to 2050 |
| Tensile Strength: Yield (Proof), MPa | 230 | |
| 480 to 1550 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 270 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1430 |
| Melting Onset (Solidus), °C | 1380 | |
| 1390 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 21 | |
| 31 |
| Thermal Expansion, µm/m-K | 11 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.5 | |
| 3.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.0 | |
| 3.5 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 10 | |
| 8.0 |
| Density, g/cm3 | 7.7 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 2.3 | |
| 3.2 |
| Embodied Energy, MJ/kg | 33 | |
| 48 |
| Embodied Water, L/kg | 130 | |
| 100 |
Common Calculations
| PREN (Pitting Resistance) | 20 | |
| 13 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 18 | |
| 28 to 74 |
| Strength to Weight: Bending, points | 18 | |
| 24 to 47 |
| Thermal Diffusivity, mm2/s | 5.6 | |
| 8.3 |
| Thermal Shock Resistance, points | 17 | |
| 23 to 63 |
Alloy Composition
| Carbon (C), % | 0 to 0.3 | |
| 2.0 to 2.4 |
| Chromium (Cr), % | 18 to 21 | |
| 11 to 13.5 |
| Copper (Cu), % | 0 to 1.2 | |
| 0 to 0.25 |
| Iron (Fe), % | 72.9 to 82 | |
| 80.3 to 87 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 to 0.6 |
| Nickel (Ni), % | 0 to 2.0 | |
| 0 to 0.3 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 1.5 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 to 0.040 | |
| 0 to 0.030 |
| Tungsten (W), % | 0 | |
| 0 to 1.0 |
| Vanadium (V), % | 0 | |
| 0 to 1.0 |