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AWS BAu-6 vs. Solder Alloy 151

Both AWS BAu-6 and solder alloy 151 are otherwise unclassified metals. Both are furnished in the as-fabricated (no temper or treatment) condition. There are 15 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS BAu-6 and the bottom bar is solder alloy 151.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
39
Poisson's Ratio 0.39
0.37
Shear Modulus, GPa 43
14
Tensile Strength: Ultimate (UTS), MPa 190
46

Thermal Properties

Latent Heat of Fusion, J/g 120
47
Melting Completion (Liquidus), °C 1050
150
Melting Onset (Solidus), °C 1010
150
Specific Heat Capacity, J/kg-K 210
190
Thermal Expansion, µm/m-K 13
26

Otherwise Unclassified Properties

Density, g/cm3 16
8.8

Common Calculations

Stiffness to Weight: Axial, points 4.0
2.5
Stiffness to Weight: Bending, points 10
13
Strength to Weight: Axial, points 3.2
1.4
Strength to Weight: Bending, points 4.5
3.2
Thermal Shock Resistance, points 8.5
3.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.2
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
17.5 to 18.5
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 69.5 to 70.5
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0
0 to 0.020
Lead (Pb), % 0
30.3 to 33
Nickel (Ni), % 21.5 to 22.5
0 to 0.010
Palladium (Pd), % 7.5 to 8.5
0
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0
49.5 to 50.5
Zinc (Zn), % 0
0 to 0.0010
Residuals, % 0 to 0.15
0