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Automotive Malleable Cast Iron vs. Solder Alloy 136

Automotive malleable 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 malleable 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, % 1.0 to 10
19
Poisson's Ratio 0.29
0.42
Shear Modulus, GPa 70
8.9
Tensile Strength: Ultimate (UTS), MPa 350 to 720
34

Thermal Properties

Latent Heat of Fusion, J/g 260
34
Melting Completion (Liquidus), °C 1410
260
Melting Onset (Solidus), °C 1370
190
Specific Heat Capacity, J/kg-K 480
150
Thermal Conductivity, W/m-K 41
40
Thermal Expansion, µm/m-K 14
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
9.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
90
Density, g/cm3 7.6
10
Embodied Carbon, kg CO2/kg material 1.5
6.8
Embodied Energy, MJ/kg 20
110
Embodied Water, L/kg 45
680

Common Calculations

Stiffness to Weight: Axial, points 13
1.4
Stiffness to Weight: Bending, points 25
9.5
Strength to Weight: Axial, points 13 to 26
0.92
Strength to Weight: Bending, points 14 to 24
2.3
Thermal Diffusivity, mm2/s 11
26
Thermal Shock Resistance, points 9.9 to 21
3.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0.5 to 2.0
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 2.2 to 2.9
0
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 93.6 to 96.7
0 to 0.020
Lead (Pb), % 0
71.9 to 75
Manganese (Mn), % 0.15 to 1.3
0
Nickel (Ni), % 0
0 to 0.010
Phosphorus (P), % 0.020 to 0.15
0
Silicon (Si), % 0.9 to 1.9
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0.020 to 0.2
0
Tin (Sn), % 0
24.5 to 25.5
Zinc (Zn), % 0
0 to 0.0010