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Automotive Malleable Cast Iron vs. C79600 Nickel Silver

Automotive malleable cast iron belongs to the iron alloys classification, while C79600 nickel silver belongs to the copper alloys. There are 27 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 C79600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
110
Elongation at Break, % 1.0 to 10
15
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 70
43
Tensile Strength: Ultimate (UTS), MPa 350 to 720
480
Tensile Strength: Yield (Proof), MPa 220 to 590
300

Thermal Properties

Latent Heat of Fusion, J/g 260
180
Melting Completion (Liquidus), °C 1410
930
Melting Onset (Solidus), °C 1370
880
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 41
36
Thermal Expansion, µm/m-K 14
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
25
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 1.5
3.5
Embodied Energy, MJ/kg 20
57
Embodied Water, L/kg 45
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.8 to 30
63
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 950
400
Stiffness to Weight: Axial, points 13
7.8
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 13 to 26
17
Strength to Weight: Bending, points 14 to 24
17
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 9.9 to 21
15

Alloy Composition

Carbon (C), % 2.2 to 2.9
0
Copper (Cu), % 0
43.5 to 46.5
Iron (Fe), % 93.6 to 96.7
0
Lead (Pb), % 0
0.8 to 1.2
Manganese (Mn), % 0.15 to 1.3
1.5 to 2.5
Nickel (Ni), % 0
9.0 to 11
Phosphorus (P), % 0.020 to 0.15
0
Silicon (Si), % 0.9 to 1.9
0
Sulfur (S), % 0.020 to 0.2
0
Zinc (Zn), % 0
38.3 to 45.2
Residuals, % 0
0 to 0.5