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ASTM B631 Class A vs. Solder Alloy 114

Both ASTM B631 class A and solder alloy 114 are otherwise unclassified metals. There are 16 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 ASTM B631 class A and the bottom bar is solder alloy 114.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
30
Poisson's Ratio 0.3
0.41
Shear Modulus, GPa 85 to 86
11

Thermal Properties

Latent Heat of Fusion, J/g 160
38
Melting Completion (Liquidus), °C 2680 to 2690
240
Specific Heat Capacity, J/kg-K 160
170
Thermal Conductivity, W/m-K 420
44
Thermal Expansion, µm/m-K 11
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40 to 47
10
Electrical Conductivity: Equal Weight (Specific), % IACS 25 to 29
9.4

Otherwise Unclassified Properties

Density, g/cm3 15
9.7
Embodied Carbon, kg CO2/kg material 43
8.3
Embodied Energy, MJ/kg 670
140

Common Calculations

Stiffness to Weight: Axial, points 8.5
1.7
Stiffness to Weight: Bending, points 14
11
Thermal Diffusivity, mm2/s 180
27