MakeItFrom.com
Menu (ESC)

Solder Alloy 131 vs. ASTM B631 Class B

Both solder alloy 131 and ASTM B631 class B are otherwise unclassified metals. There are 16 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is solder alloy 131 and the bottom bar is ASTM B631 class B.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 38
210
Poisson's Ratio 0.39
0.31
Shear Modulus, GPa 14
78 to 79

Thermal Properties

Latent Heat of Fusion, J/g 46
150
Melting Completion (Liquidus), °C 180
2460 to 2480
Specific Heat Capacity, J/kg-K 190
170
Thermal Conductivity, W/m-K 55
450
Thermal Expansion, µm/m-K 25
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
50 to 53
Electrical Conductivity: Equal Weight (Specific), % IACS 12
32 to 34

Otherwise Unclassified Properties

Density, g/cm3 8.8
14
Embodied Carbon, kg CO2/kg material 11
49
Embodied Energy, MJ/kg 180
760

Common Calculations

Stiffness to Weight: Axial, points 2.4
8.1
Stiffness to Weight: Bending, points 13
14
Thermal Diffusivity, mm2/s 33
190