AWS BAu-4 vs. AWS BVPd-1
Both AWS BAu-4 and AWS BVPd-1 are otherwise unclassified metals. Both are furnished in the as-fabricated (no temper or treatment) condition.
For each property being compared, the top bar is AWS BAu-4 and the bottom bar is AWS BVPd-1.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 110 | |
150 |
Poisson's Ratio | 0.4 | |
0.37 |
Shear Modulus, GPa | 41 | |
56 |
Tensile Strength: Ultimate (UTS), MPa | 200 | |
240 |
Thermal Properties
Brazing Temperature, °C | 950 to 1000 | |
1240 to 1250 |
Latent Heat of Fusion, J/g | 100 | |
200 |
Melting Completion (Liquidus), °C | 950 | |
1240 |
Melting Onset (Solidus), °C | 950 | |
1230 |
Specific Heat Capacity, J/kg-K | 190 | |
310 |
Thermal Expansion, µm/m-K | 14 | |
12 |
Otherwise Unclassified Properties
Density, g/cm3 | 17 | |
11 |
Common Calculations
Stiffness to Weight: Axial, points | 3.6 | |
7.7 |
Stiffness to Weight: Bending, points | 9.3 | |
16 |
Strength to Weight: Axial, points | 3.2 | |
6.1 |
Strength to Weight: Bending, points | 4.4 | |
7.9 |
Thermal Shock Resistance, points | 9.2 | |
9.8 |
Alloy Composition
Cadmium (Cd), % | 0 | |
0 to 0.0010 |
Carbon (C), % | 0 | |
0 to 0.0050 |
Cobalt (Co), % | 0 | |
33.9 to 36 |
Gold (Au), % | 81.5 to 82.5 | |
0 |
Lead (Pb), % | 0 | |
0 to 0.0020 |
Nickel (Ni), % | 17.4 to 18.5 | |
0 to 0.060 |
Palladium (Pd), % | 0 | |
64 to 66 |
Phosphorus (P), % | 0 | |
0 to 0.0020 |
Zinc (Zn), % | 0 | |
0 to 0.0010 |
Residuals, % | 0 to 0.15 | |
0 |