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C99400 Brass vs. Grey Cast Iron

C99400 brass belongs to the copper alloys classification, while 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 (9, in this case) are not shown.

For each property being compared, the top bar is C99400 brass and the bottom bar is grey 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
69
Tensile Strength: Ultimate (UTS), MPa 460 to 550
160 to 450
Tensile Strength: Yield (Proof), MPa 230 to 370
98 to 290

Thermal Properties

Latent Heat of Fusion, J/g 230
280
Melting Completion (Liquidus), °C 1070
1380
Melting Onset (Solidus), °C 1020
1180
Specific Heat Capacity, J/kg-K 400
490
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 17
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 30
1.9
Density, g/cm3 8.7
7.5
Embodied Carbon, kg CO2/kg material 2.8
1.5
Embodied Energy, MJ/kg 45
21
Embodied Water, L/kg 310
44

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 590
27 to 240
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 15 to 17
5.8 to 17
Strength to Weight: Bending, points 15 to 17
8.7 to 17
Thermal Shock Resistance, points 16 to 19
6.0 to 17

Alloy Composition

Aluminum (Al), % 0.5 to 2.0
0
Carbon (C), % 0
3.1 to 3.4
Copper (Cu), % 83.5 to 96.5
0
Iron (Fe), % 1.0 to 3.0
92.1 to 93.9
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.5
0.5 to 0.7
Nickel (Ni), % 1.0 to 3.5
0
Phosphorus (P), % 0
0 to 0.9
Silicon (Si), % 0.5 to 2.0
2.5 to 2.8
Sulfur (S), % 0
0 to 0.15
Zinc (Zn), % 0.5 to 5.0
0
Residuals, % 0 to 0.3
0