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AWS BVAu-7 vs. Solder Alloy 134

Both AWS BVAu-7 and solder alloy 134 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 (10, in this case) are not shown.

For each property being compared, the top bar is AWS BVAu-7 and the bottom bar is solder alloy 134.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
31
Poisson's Ratio 0.38
0.4
Shear Modulus, GPa 45
11
Tensile Strength: Ultimate (UTS), MPa 200
38

Thermal Properties

Latent Heat of Fusion, J/g 140
41
Melting Completion (Liquidus), °C 1120
230
Melting Onset (Solidus), °C 1100
190
Specific Heat Capacity, J/kg-K 240
170
Thermal Expansion, µm/m-K 13
26

Otherwise Unclassified Properties

Density, g/cm3 15
9.6

Common Calculations

Stiffness to Weight: Axial, points 4.7
1.8
Stiffness to Weight: Bending, points 11
11
Strength to Weight: Axial, points 3.7
1.1
Strength to Weight: Bending, points 5.1
2.6
Thermal Shock Resistance, points 8.9
3.4

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
2.0 to 2.4
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0 to 0.0010
0 to 0.0050
Carbon (C), % 0 to 0.0050
0
Cobalt (Co), % 0 to 0.060
0
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 49.5 to 50.5
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0
0 to 0.020
Lead (Pb), % 0 to 0.0020
56.5 to 58.5
Nickel (Ni), % 24.5 to 25.5
0 to 0.010
Palladium (Pd), % 23.9 to 26
0
Phosphorus (P), % 0 to 0.0020
0
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0
39.5 to 40.5
Zinc (Zn), % 0 to 0.0010
0 to 0.0010