EN 1.4028 Stainless Steel vs. ACI-ASTM CB30 Steel
Both EN 1.4028 stainless steel and ACI-ASTM CB30 steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is EN 1.4028 stainless steel and the bottom bar is ACI-ASTM CB30 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 76 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 660 to 930 | |
| 500 |
| Tensile Strength: Yield (Proof), MPa | 390 to 730 | |
| 230 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 290 |
| Maximum Temperature: Corrosion, °C | 390 | |
| 420 |
| Maximum Temperature: Mechanical, °C | 760 | |
| 940 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1430 |
| Melting Onset (Solidus), °C | 1400 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 30 | |
| 21 |
| Thermal Expansion, µm/m-K | 11 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.8 | |
| 2.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.2 | |
| 3.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 7.0 | |
| 10 |
| Density, g/cm3 | 7.7 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 1.9 | |
| 2.3 |
| Embodied Energy, MJ/kg | 27 | |
| 33 |
| Embodied Water, L/kg | 100 | |
| 130 |
Common Calculations
| PREN (Pitting Resistance) | 13 | |
| 20 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 380 to 1360 | |
| 140 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 24 to 33 | |
| 18 |
| Strength to Weight: Bending, points | 22 to 27 | |
| 18 |
| Thermal Diffusivity, mm2/s | 8.1 | |
| 5.6 |
| Thermal Shock Resistance, points | 23 to 32 | |
| 17 |
Alloy Composition
| Carbon (C), % | 0.26 to 0.35 | |
| 0 to 0.3 |
| Chromium (Cr), % | 12 to 14 | |
| 18 to 21 |
| Copper (Cu), % | 0 | |
| 0 to 1.2 |
| Iron (Fe), % | 83.1 to 87.7 | |
| 72.9 to 82 |
| Manganese (Mn), % | 0 to 1.5 | |
| 0 to 1.0 |
| Nickel (Ni), % | 0 | |
| 0 to 2.0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 1.5 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.040 |