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Solder Alloy 104 vs. AWS BAg-20

Both solder alloy 104 and AWS BAg-20 are otherwise unclassified metals. Both are furnished in the as-fabricated (no temper or treatment) condition. There are 17 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is solder alloy 104 and the bottom bar is AWS BAg-20.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 37
93
Poisson's Ratio 0.39
0.32
Shear Modulus, GPa 13
35
Tensile Strength: Ultimate (UTS), MPa 51
160

Thermal Properties

Latent Heat of Fusion, J/g 45
150
Melting Completion (Liquidus), °C 190
770
Melting Onset (Solidus), °C 180
680
Specific Heat Capacity, J/kg-K 180
340
Thermal Expansion, µm/m-K 25
21

Otherwise Unclassified Properties

Density, g/cm3 8.9
8.6
Embodied Carbon, kg CO2/kg material 10
30
Embodied Energy, MJ/kg 180
480

Common Calculations

Stiffness to Weight: Axial, points 2.3
6.0
Stiffness to Weight: Bending, points 12
17
Strength to Weight: Axial, points 1.6
5.1
Strength to Weight: Bending, points 3.4
7.6
Thermal Shock Resistance, points 4.0
5.9

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.050
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.080
37 to 39
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0
Lead (Pb), % 39 to 40.5
0
Nickel (Ni), % 0 to 0.010
0
Silver (Ag), % 0 to 0.1
29 to 31
Tin (Sn), % 59.5 to 60.5
0
Zinc (Zn), % 0 to 0.0010
30 to 34
Residuals, % 0
0 to 0.15