AWS BAg-9 vs. C68100 Brass
AWS BAg-9 belongs to the otherwise unclassified metals classification, while C68100 brass belongs to the copper alloys. They have a modest 35% of their average alloy composition in common, which, by itself, doesn't mean much. There are 17 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is AWS BAg-9 and the bottom bar is C68100 brass.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 82 | |
| 100 |
| Poisson's Ratio | 0.35 | |
| 0.3 |
| Shear Modulus, GPa | 31 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 140 | |
| 380 |
Thermal Properties
| Brazing Temperature, °C | 720 to 840 | |
| 910 to 950 |
| Latent Heat of Fusion, J/g | 130 | |
| 170 |
| Melting Completion (Liquidus), °C | 720 | |
| 890 |
| Melting Onset (Solidus), °C | 670 | |
| 870 |
| Specific Heat Capacity, J/kg-K | 290 | |
| 390 |
| Thermal Expansion, µm/m-K | 20 | |
| 21 |
Otherwise Unclassified Properties
| Density, g/cm3 | 9.6 | |
| 7.9 |
| Embodied Energy, MJ/kg | 980 | |
| 47 |
Common Calculations
| Stiffness to Weight: Axial, points | 4.8 | |
| 7.3 |
| Stiffness to Weight: Bending, points | 15 | |
| 20 |
| Strength to Weight: Axial, points | 4.1 | |
| 13 |
| Strength to Weight: Bending, points | 6.3 | |
| 15 |
| Thermal Shock Resistance, points | 6.0 | |
| 13 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.010 |
| Copper (Cu), % | 19 to 21 | |
| 56 to 60 |
| Iron (Fe), % | 0 | |
| 0.25 to 1.3 |
| Lead (Pb), % | 0 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0 | |
| 0.010 to 0.5 |
| Silicon (Si), % | 0 | |
| 0.040 to 0.15 |
| Silver (Ag), % | 64 to 66 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0.75 to 1.1 |
| Zinc (Zn), % | 13 to 17 | |
| 36.4 to 43 |
| Residuals, % | 0 | |
| 0 to 0.5 |