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Solder Alloy 811 vs. K94200 Alloy

Solder alloy 811 belongs to the otherwise unclassified metals classification, while K94200 alloy belongs to the iron alloys. There are 18 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 811 and the bottom bar is K94200 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 52
140
Elongation at Break, % 38
5.0 to 32
Poisson's Ratio 0.35
0.34
Shear Modulus, GPa 19
54
Tensile Strength: Ultimate (UTS), MPa 53
500 to 710

Thermal Properties

Melting Onset (Solidus), °C 190
1440
Specific Heat Capacity, J/kg-K 230
500
Thermal Conductivity, W/m-K 59
15
Thermal Expansion, µm/m-K 22
5.0

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 17
3.0

Otherwise Unclassified Properties

Density, g/cm3 7.3
8.2

Common Calculations

Stiffness to Weight: Axial, points 4.0
9.8
Stiffness to Weight: Bending, points 17
21
Strength to Weight: Axial, points 2.0
17 to 24
Strength to Weight: Bending, points 4.3
17 to 22
Thermal Diffusivity, mm2/s 35
3.7
Thermal Shock Resistance, points 3.3
49 to 70