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Solder Alloy 124 vs. K93600 Alloy

Solder alloy 124 belongs to the otherwise unclassified metals classification, while K93600 alloy belongs to the iron alloys. There are 16 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is solder alloy 124 and the bottom bar is K93600 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 17
140
Elongation at Break, % 46
5.0 to 35
Tensile Strength: Ultimate (UTS), MPa 27
480 to 810

Thermal Properties

Melting Onset (Solidus), °C 320
1430
Specific Heat Capacity, J/kg-K 130
520
Thermal Conductivity, W/m-K 22
13
Thermal Expansion, µm/m-K 29
7.3

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.6
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 7.7
2.4

Otherwise Unclassified Properties

Density, g/cm3 11
8.1

Common Calculations

Stiffness to Weight: Axial, points 0.83
9.4
Stiffness to Weight: Bending, points 7.6
21
Strength to Weight: Axial, points 0.65
16 to 28
Strength to Weight: Bending, points 1.8
17 to 24
Thermal Diffusivity, mm2/s 15
3.1
Thermal Shock Resistance, points 3.9
34 to 57