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Solder Alloy 115 vs. ASTM B522 Class II

Both solder alloy 115 and ASTM B522 class II are otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is solder alloy 115 and the bottom bar is ASTM B522 class II.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 28
96
Elongation at Break, % 22
1.1 to 28
Poisson's Ratio 0.41
0.41
Shear Modulus, GPa 10
34
Tensile Strength: Ultimate (UTS), MPa 36
280 to 490

Thermal Properties

Latent Heat of Fusion, J/g 36
77
Melting Completion (Liquidus), °C 250
1030
Melting Onset (Solidus), °C 180
1030
Specific Heat Capacity, J/kg-K 160
160
Thermal Expansion, µm/m-K 27
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.8
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
5.7

Otherwise Unclassified Properties

Density, g/cm3 9.9
17

Common Calculations

Stiffness to Weight: Axial, points 1.6
3.1
Stiffness to Weight: Bending, points 10
8.9
Strength to Weight: Axial, points 1.0
4.4 to 7.8
Strength to Weight: Bending, points 2.4
5.5 to 8.0
Thermal Shock Resistance, points 3.4
13 to 24

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.5
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.25
0
Cadmium (Cd), % 0 to 0.0050
0
Copper (Cu), % 0 to 0.080
0
Gold (Au), % 0 to 0.050
68.5 to 69.5
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0
Lead (Pb), % 63.4 to 65.5
0
Nickel (Ni), % 0 to 0.010
0
Platinum (Pt), % 0
5.5 to 6.5
Silver (Ag), % 0 to 0.1
24.5 to 25.5
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 34.5 to 35.5
0
Zinc (Zn), % 0 to 0.0010
0
Residuals, % 0
0 to 0.26