ACI-ASTM CB7Cu-1 Steel vs. S45500 Stainless Steel
Both ACI-ASTM CB7Cu-1 steel and S45500 stainless steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (11, 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 S45500 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 300 to 420 | |
| 280 to 500 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 5.7 to 11 | |
| 3.4 to 11 |
| Fatigue Strength, MPa | 420 to 590 | |
| 570 to 890 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 76 | |
| 75 |
| Tensile Strength: Ultimate (UTS), MPa | 960 to 1350 | |
| 1370 to 1850 |
| Tensile Strength: Yield (Proof), MPa | 760 to 1180 | |
| 1240 to 1700 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 270 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1440 |
| Melting Onset (Solidus), °C | 1500 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Expansion, µm/m-K | 11 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 17 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.8 |
| Embodied Energy, MJ/kg | 38 | |
| 57 |
| Embodied Water, L/kg | 130 | |
| 120 |
Common Calculations
| PREN (Pitting Resistance) | 17 | |
| 13 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 71 to 120 | |
| 45 to 190 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 34 to 48 | |
| 48 to 65 |
| Strength to Weight: Bending, points | 28 to 35 | |
| 35 to 42 |
| Thermal Shock Resistance, points | 32 to 45 | |
| 48 to 64 |
Alloy Composition
| Carbon (C), % | 0 to 0.070 | |
| 0 to 0.050 |
| Chromium (Cr), % | 15.5 to 17.7 | |
| 11 to 12.5 |
| Copper (Cu), % | 2.5 to 3.2 | |
| 1.5 to 2.5 |
| Iron (Fe), % | 72.3 to 78.4 | |
| 71.5 to 79.2 |
| Manganese (Mn), % | 0 to 0.7 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.5 |
| Nickel (Ni), % | 3.6 to 4.6 | |
| 7.5 to 9.5 |
| Niobium (Nb), % | 0 to 0.35 | |
| 0 to 0.5 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0 |
| 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 |
| Tantalum (Ta), % | 0 | |
| 0 to 0.5 |
| Titanium (Ti), % | 0 | |
| 0.8 to 1.4 |