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Solder Alloy 301 vs. AWS BAg-20

Both solder alloy 301 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 (10, in this case) are not shown.

For each property being compared, the top bar is solder alloy 301 and the bottom bar is AWS BAg-20.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 40
93
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 15
35
Tensile Strength: Ultimate (UTS), MPa 55
160

Thermal Properties

Latent Heat of Fusion, J/g 55
150
Melting Completion (Liquidus), °C 140
770
Melting Onset (Solidus), °C 140
680
Specific Heat Capacity, J/kg-K 160
340
Thermal Expansion, µm/m-K 14
21

Otherwise Unclassified Properties

Density, g/cm3 8.7
8.6
Embodied Carbon, kg CO2/kg material 13
30
Embodied Energy, MJ/kg 210
480

Common Calculations

Stiffness to Weight: Axial, points 2.5
6.0
Stiffness to Weight: Bending, points 13
17
Strength to Weight: Axial, points 1.8
5.1
Strength to Weight: Bending, points 3.7
7.6
Thermal Shock Resistance, points 7.2
5.9

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 56.5 to 59
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.050
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), % 0 to 0.070
0
Nickel (Ni), % 0 to 0.010
0
Silver (Ag), % 0 to 0.1
29 to 31
Tin (Sn), % 41 to 43
0
Zinc (Zn), % 0 to 0.0010
30 to 34
Residuals, % 0
0 to 0.15