ACI-ASTM CB30 Steel vs. EN 1.4923 Stainless Steel
Both ACI-ASTM CB30 steel and EN 1.4923 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is ACI-ASTM CB30 steel and the bottom bar is EN 1.4923 stainless 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 | |
| 76 |
| Tensile Strength: Ultimate (UTS), MPa | 500 | |
| 870 to 980 |
| Tensile Strength: Yield (Proof), MPa | 230 | |
| 470 to 780 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 270 |
| Maximum Temperature: Corrosion, °C | 420 | |
| 380 |
| Maximum Temperature: Mechanical, °C | 940 | |
| 740 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1450 |
| Melting Onset (Solidus), °C | 1380 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 21 | |
| 24 |
| Thermal Expansion, µm/m-K | 11 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.5 | |
| 2.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.0 | |
| 3.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 10 | |
| 8.0 |
| Density, g/cm3 | 7.7 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.3 | |
| 2.9 |
| Embodied Energy, MJ/kg | 33 | |
| 41 |
| Embodied Water, L/kg | 130 | |
| 100 |
Common Calculations
| PREN (Pitting Resistance) | 20 | |
| 15 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 | |
| 570 to 1580 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 18 | |
| 31 to 35 |
| Strength to Weight: Bending, points | 18 | |
| 26 to 28 |
| Thermal Diffusivity, mm2/s | 5.6 | |
| 6.5 |
| Thermal Shock Resistance, points | 17 | |
| 30 to 34 |
Alloy Composition
| Carbon (C), % | 0 to 0.3 | |
| 0.18 to 0.24 |
| Chromium (Cr), % | 18 to 21 | |
| 11 to 12.5 |
| Copper (Cu), % | 0 to 1.2 | |
| 0 |
| Iron (Fe), % | 72.9 to 82 | |
| 83.5 to 87.1 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0.4 to 0.9 |
| Molybdenum (Mo), % | 0 | |
| 0.8 to 1.2 |
| Nickel (Ni), % | 0 to 2.0 | |
| 0.3 to 0.8 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 1.5 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.040 | |
| 0 to 0.015 |
| Vanadium (V), % | 0 | |
| 0.25 to 0.35 |