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C99400 Brass vs. Automotive Malleable Cast Iron

C99400 brass belongs to the copper alloys classification, while automotive malleable cast iron belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C99400 brass and the bottom bar is automotive malleable cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
180
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
70
Tensile Strength: Ultimate (UTS), MPa 460 to 550
350 to 720
Tensile Strength: Yield (Proof), MPa 230 to 370
220 to 590

Thermal Properties

Latent Heat of Fusion, J/g 230
260
Melting Completion (Liquidus), °C 1070
1410
Melting Onset (Solidus), °C 1020
1370
Specific Heat Capacity, J/kg-K 400
480
Thermal Expansion, µm/m-K 17
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 17
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 30
1.9
Density, g/cm3 8.7
7.6
Embodied Carbon, kg CO2/kg material 2.8
1.5
Embodied Energy, MJ/kg 45
20
Embodied Water, L/kg 310
45

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 590
130 to 950
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 15 to 17
13 to 26
Strength to Weight: Bending, points 15 to 17
14 to 24
Thermal Shock Resistance, points 16 to 19
9.9 to 21

Alloy Composition

Aluminum (Al), % 0.5 to 2.0
0
Carbon (C), % 0
2.2 to 2.9
Copper (Cu), % 83.5 to 96.5
0
Iron (Fe), % 1.0 to 3.0
93.6 to 96.7
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.5
0.15 to 1.3
Nickel (Ni), % 1.0 to 3.5
0
Phosphorus (P), % 0
0.020 to 0.15
Silicon (Si), % 0.5 to 2.0
0.9 to 1.9
Sulfur (S), % 0
0.020 to 0.2
Zinc (Zn), % 0.5 to 5.0
0
Residuals, % 0 to 0.3
0