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C43400 Brass vs. Automotive Grey Cast Iron

C43400 brass belongs to the copper alloys classification, while automotive grey cast iron belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C43400 brass and the bottom bar is automotive grey cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
180
Elongation at Break, % 3.0 to 49
9.6 to 14
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 42
69 to 70
Tensile Strength: Ultimate (UTS), MPa 310 to 690
140 to 290
Tensile Strength: Yield (Proof), MPa 110 to 560
94 to 200

Thermal Properties

Latent Heat of Fusion, J/g 190
260 to 280
Melting Completion (Liquidus), °C 1020
1380 to 1390
Melting Onset (Solidus), °C 990
1340 to 1350
Specific Heat Capacity, J/kg-K 380
490
Thermal Conductivity, W/m-K 140
41 to 43
Thermal Expansion, µm/m-K 19
12 to 14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
7.4 to 7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 32
8.8 to 9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 28
1.9 to 3.0
Density, g/cm3 8.6
7.5 to 7.6
Embodied Carbon, kg CO2/kg material 2.7
1.5 to 1.7
Embodied Energy, MJ/kg 44
21 to 24
Embodied Water, L/kg 320
44 to 51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
18 to 25
Resilience: Unit (Modulus of Resilience), kJ/m3 57 to 1420
25 to 110
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 10 to 22
5.2 to 11
Strength to Weight: Bending, points 12 to 20
8.0 to 13
Thermal Diffusivity, mm2/s 41
11 to 12
Thermal Shock Resistance, points 11 to 24
4.2 to 8.6