AWS BAg-9 vs. ACI-ASTM CB7Cu-2 Steel
AWS BAg-9 belongs to the otherwise unclassified metals classification, while ACI-ASTM CB7Cu-2 steel belongs to the iron alloys. There are 16 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.
For each property being compared, the top bar is AWS BAg-9 and the bottom bar is ACI-ASTM CB7Cu-2 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 82 | |
| 190 |
| Poisson's Ratio | 0.35 | |
| 0.28 |
| Shear Modulus, GPa | 31 | |
| 75 |
| Tensile Strength: Ultimate (UTS), MPa | 140 | |
| 960 to 1350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 130 | |
| 280 |
| Melting Completion (Liquidus), °C | 720 | |
| 1430 |
| Melting Onset (Solidus), °C | 670 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 290 | |
| 480 |
| Thermal Expansion, µm/m-K | 20 | |
| 11 |
Otherwise Unclassified Properties
| Density, g/cm3 | 9.6 | |
| 7.8 |
| Embodied Energy, MJ/kg | 980 | |
| 38 |
Common Calculations
| Stiffness to Weight: Axial, points | 4.8 | |
| 14 |
| Stiffness to Weight: Bending, points | 15 | |
| 25 |
| Strength to Weight: Axial, points | 4.1 | |
| 34 to 48 |
| Strength to Weight: Bending, points | 6.3 | |
| 28 to 35 |
| Thermal Shock Resistance, points | 6.0 | |
| 32 to 45 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0 to 0.070 |
| Chromium (Cr), % | 0 | |
| 14 to 15.5 |
| Copper (Cu), % | 19 to 21 | |
| 2.5 to 3.2 |
| Iron (Fe), % | 0 | |
| 73.6 to 79 |
| Manganese (Mn), % | 0 | |
| 0 to 0.7 |
| Nickel (Ni), % | 0 | |
| 4.5 to 5.5 |
| Niobium (Nb), % | 0 | |
| 0 to 0.35 |
| Nitrogen (N), % | 0 | |
| 0 to 0.050 |
| Phosphorus (P), % | 0 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Silver (Ag), % | 64 to 66 | |
| 0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Zinc (Zn), % | 13 to 17 | |
| 0 |
| Residuals, % | 0 to 0.15 | |
| 0 |