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Solder Alloy 301 vs. AWS BAg-1a

Both solder alloy 301 and AWS BAg-1a 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-1a.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 40
77
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 15
29
Tensile Strength: Ultimate (UTS), MPa 55
180

Thermal Properties

Latent Heat of Fusion, J/g 55
120
Melting Completion (Liquidus), °C 140
640
Melting Onset (Solidus), °C 140
630
Specific Heat Capacity, J/kg-K 160
280
Thermal Expansion, µm/m-K 14
22

Otherwise Unclassified Properties

Density, g/cm3 8.7
9.3
Embodied Carbon, kg CO2/kg material 13
48
Embodied Energy, MJ/kg 210
760

Common Calculations

Stiffness to Weight: Axial, points 2.5
4.6
Stiffness to Weight: Bending, points 13
15
Strength to Weight: Axial, points 1.8
5.4
Strength to Weight: Bending, points 3.7
7.6
Thermal Shock Resistance, points 7.2
7.5

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
17 to 19
Copper (Cu), % 0 to 0.050
14.5 to 16.5
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
49 to 51
Tin (Sn), % 41 to 43
0
Zinc (Zn), % 0 to 0.0010
14.5 to 18.5
Residuals, % 0
0 to 0.15