ACI-ASTM CB7Cu-1 Steel vs. S35500 Stainless Steel
Both ACI-ASTM CB7Cu-1 steel and S35500 stainless steel are iron alloys. They have a very high 96% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is ACI-ASTM CB7Cu-1 steel and the bottom bar is S35500 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 5.7 to 11 | |
| 14 |
| Fatigue Strength, MPa | 420 to 590 | |
| 690 to 730 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 76 | |
| 78 |
| Tensile Strength: Ultimate (UTS), MPa | 960 to 1350 | |
| 1330 to 1490 |
| Tensile Strength: Yield (Proof), MPa | 760 to 1180 | |
| 1200 to 1280 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 280 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1460 |
| Melting Onset (Solidus), °C | 1500 | |
| 1420 |
| 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 | 2.0 | |
| 2.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.3 | |
| 2.5 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 16 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.5 |
| Embodied Energy, MJ/kg | 38 | |
| 47 |
| Embodied Water, L/kg | 130 | |
| 130 |
Common Calculations
| PREN (Pitting Resistance) | 17 | |
| 27 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 71 to 120 | |
| 180 to 190 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1500 to 3590 | |
| 3610 to 4100 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 34 to 48 | |
| 47 to 53 |
| Strength to Weight: Bending, points | 28 to 35 | |
| 34 to 37 |
| Thermal Diffusivity, mm2/s | 4.6 | |
| 4.4 |
| Thermal Shock Resistance, points | 32 to 45 | |
| 44 to 49 |
Alloy Composition
| Carbon (C), % | 0 to 0.070 | |
| 0.1 to 0.15 |
| Chromium (Cr), % | 15.5 to 17.7 | |
| 15 to 16 |
| Copper (Cu), % | 2.5 to 3.2 | |
| 0 |
| Iron (Fe), % | 72.3 to 78.4 | |
| 73.2 to 77.7 |
| Manganese (Mn), % | 0 to 0.7 | |
| 0.5 to 1.3 |
| Molybdenum (Mo), % | 0 | |
| 2.5 to 3.2 |
| Nickel (Ni), % | 3.6 to 4.6 | |
| 4.0 to 5.0 |
| Niobium (Nb), % | 0 to 0.35 | |
| 0.1 to 0.5 |
| 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 |