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Automotive Grey Cast Iron vs. Solder Alloy 136

Automotive grey cast iron belongs to the iron alloys classification, while solder alloy 136 belongs to the otherwise unclassified metals. There are 24 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is automotive grey cast iron and the bottom bar is solder alloy 136.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
25
Elongation at Break, % 9.6 to 14
19
Poisson's Ratio 0.29
0.42
Shear Modulus, GPa 69 to 70
8.9
Tensile Strength: Ultimate (UTS), MPa 140 to 290
34

Thermal Properties

Latent Heat of Fusion, J/g 260 to 280
34
Melting Completion (Liquidus), °C 1380 to 1390
260
Melting Onset (Solidus), °C 1340 to 1350
190
Specific Heat Capacity, J/kg-K 490
150
Thermal Conductivity, W/m-K 41 to 43
40
Thermal Expansion, µm/m-K 12 to 14
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4 to 7.6
9.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8 to 9.1
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9 to 3.0
90
Density, g/cm3 7.5 to 7.6
10
Embodied Carbon, kg CO2/kg material 1.5 to 1.7
6.8
Embodied Energy, MJ/kg 21 to 24
110
Embodied Water, L/kg 44 to 51
680

Common Calculations

Stiffness to Weight: Axial, points 13
1.4
Stiffness to Weight: Bending, points 25
9.5
Strength to Weight: Axial, points 5.2 to 11
0.92
Strength to Weight: Bending, points 8.0 to 13
2.3
Thermal Diffusivity, mm2/s 11 to 12
26
Thermal Shock Resistance, points 4.2 to 8.6
3.6