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Solder Alloy 142 vs. Automotive Grey Cast Iron

Solder alloy 142 belongs to the otherwise unclassified metals classification, while automotive grey cast iron belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is solder alloy 142 and the bottom bar is automotive grey cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 33
180
Elongation at Break, % 37
9.6 to 14
Poisson's Ratio 0.4
0.29
Shear Modulus, GPa 12
69 to 70
Tensile Strength: Ultimate (UTS), MPa 43
140 to 290

Thermal Properties

Latent Heat of Fusion, J/g 42
260 to 280
Melting Completion (Liquidus), °C 210
1380 to 1390
Melting Onset (Solidus), °C 180
1340 to 1350
Specific Heat Capacity, J/kg-K 170
490
Thermal Conductivity, W/m-K 45
41 to 43
Thermal Expansion, µm/m-K 25
12 to 14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
7.4 to 7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 11
8.8 to 9.1

Otherwise Unclassified Properties

Density, g/cm3 9.3
7.5 to 7.6
Embodied Carbon, kg CO2/kg material 9.4
1.5 to 1.7
Embodied Energy, MJ/kg 160
21 to 24
Embodied Water, L/kg 890
44 to 51

Common Calculations

Stiffness to Weight: Axial, points 2.0
13
Stiffness to Weight: Bending, points 11
25
Strength to Weight: Axial, points 1.3
5.2 to 11
Strength to Weight: Bending, points 2.9
8.0 to 13
Thermal Diffusivity, mm2/s 28
11 to 12
Thermal Shock Resistance, points 3.7
4.2 to 8.6