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C99400 Brass vs. Automotive Grey Cast Iron

C99400 brass belongs to the copper alloys classification, while automotive 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 (6, in this case) are not shown.

For each property being compared, the top bar is C99400 brass and the bottom bar is automotive 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 to 70
Tensile Strength: Ultimate (UTS), MPa 460 to 550
140 to 290
Tensile Strength: Yield (Proof), MPa 230 to 370
94 to 200

Thermal Properties

Latent Heat of Fusion, J/g 230
260 to 280
Melting Completion (Liquidus), °C 1070
1380 to 1390
Melting Onset (Solidus), °C 1020
1340 to 1350
Specific Heat Capacity, J/kg-K 400
490
Thermal Expansion, µm/m-K 17
12 to 14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
7.4 to 7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 17
8.8 to 9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 30
1.9 to 3.0
Density, g/cm3 8.7
7.5 to 7.6
Embodied Carbon, kg CO2/kg material 2.8
1.5 to 1.7
Embodied Energy, MJ/kg 45
21 to 24
Embodied Water, L/kg 310
44 to 51

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 590
25 to 110
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 15 to 17
5.2 to 11
Strength to Weight: Bending, points 15 to 17
8.0 to 13
Thermal Shock Resistance, points 16 to 19
4.2 to 8.6