ACI-ASTM CB7Cu-2 Steel vs. S35000 Stainless Steel
Both ACI-ASTM CB7Cu-2 steel and S35000 stainless steel are iron alloys. They have a moderately high 95% of their average alloy composition in common. There are 29 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 ACI-ASTM CB7Cu-2 steel and the bottom bar is S35000 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 5.7 to 11 | |
| 2.3 to 14 |
| Fatigue Strength, MPa | 420 to 590 | |
| 380 to 520 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 75 | |
| 78 |
| Tensile Strength: Ultimate (UTS), MPa | 960 to 1350 | |
| 1300 to 1570 |
| Tensile Strength: Yield (Proof), MPa | 760 to 1180 | |
| 660 to 1160 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 280 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1460 |
| Melting Onset (Solidus), °C | 1380 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 17 | |
| 16 |
| Thermal Expansion, µm/m-K | 11 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.1 | |
| 2.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.4 | |
| 2.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 14 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.2 |
| Embodied Energy, MJ/kg | 38 | |
| 44 |
| Embodied Water, L/kg | 130 | |
| 130 |
Common Calculations
| PREN (Pitting Resistance) | 15 | |
| 28 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 71 to 120 | |
| 28 to 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1510 to 3600 | |
| 1070 to 3360 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 34 to 48 | |
| 46 to 56 |
| Strength to Weight: Bending, points | 28 to 35 | |
| 34 to 38 |
| Thermal Diffusivity, mm2/s | 4.6 | |
| 4.4 |
| Thermal Shock Resistance, points | 32 to 45 | |
| 42 to 51 |
Alloy Composition
| Carbon (C), % | 0 to 0.070 | |
| 0.070 to 0.11 |
| Chromium (Cr), % | 14 to 15.5 | |
| 16 to 17 |
| Copper (Cu), % | 2.5 to 3.2 | |
| 0 |
| Iron (Fe), % | 73.6 to 79 | |
| 72.7 to 76.9 |
| Manganese (Mn), % | 0 to 0.7 | |
| 0.5 to 1.3 |
| Molybdenum (Mo), % | 0 | |
| 2.5 to 3.2 |
| Nickel (Ni), % | 4.5 to 5.5 | |
| 4.0 to 5.0 |
| Niobium (Nb), % | 0 to 0.35 | |
| 0 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0.070 to 0.13 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |