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C27000 Brass vs. Automotive Grey Cast Iron

C27000 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 (8, in this case) are not shown.

For each property being compared, the top bar is C27000 brass and the bottom bar is automotive grey cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
180
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
69 to 70
Tensile Strength: Ultimate (UTS), MPa 370 to 650
140 to 290

Thermal Properties

Latent Heat of Fusion, J/g 180
260 to 280
Melting Completion (Liquidus), °C 930
1380 to 1390
Melting Onset (Solidus), °C 900
1340 to 1350
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 120
41 to 43
Thermal Expansion, µm/m-K 20
12 to 14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
7.4 to 7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 30
8.8 to 9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 24
1.9 to 3.0
Density, g/cm3 8.1
7.5 to 7.6
Embodied Carbon, kg CO2/kg material 2.7
1.5 to 1.7
Embodied Energy, MJ/kg 45
21 to 24
Embodied Water, L/kg 320
44 to 51

Common Calculations

Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13 to 22
5.2 to 11
Strength to Weight: Bending, points 14 to 21
8.0 to 13
Thermal Diffusivity, mm2/s 37
11 to 12
Thermal Shock Resistance, points 12 to 22
4.2 to 8.6