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Austempered Cast Iron vs. C33200 Brass

Austempered cast iron belongs to the iron alloys classification, while C33200 brass belongs to the copper alloys. There are 25 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 austempered cast iron and the bottom bar is C33200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
100
Elongation at Break, % 1.1 to 13
7.0 to 60
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 62 to 69
40
Tensile Strength: Ultimate (UTS), MPa 860 to 1800
320 to 520
Tensile Strength: Yield (Proof), MPa 560 to 1460
110 to 450

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Melting Completion (Liquidus), °C 1380
930
Melting Onset (Solidus), °C 1340
900
Specific Heat Capacity, J/kg-K 490
380
Thermal Conductivity, W/m-K 42
120
Thermal Expansion, µm/m-K 13
20

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
24
Density, g/cm3 7.5
8.2
Embodied Carbon, kg CO2/kg material 1.8
2.6
Embodied Energy, MJ/kg 25
44
Embodied Water, L/kg 48
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 95
35 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 880 to 3970
60 to 960
Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 32 to 66
11 to 17
Strength to Weight: Bending, points 27 to 44
13 to 17
Thermal Diffusivity, mm2/s 11
37
Thermal Shock Resistance, points 25 to 53
11 to 17

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Arsenic (As), % 0 to 0.020
0
Carbon (C), % 3.4 to 3.8
0
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.8
65 to 68
Iron (Fe), % 89.6 to 94
0 to 0.070
Lead (Pb), % 0
1.5 to 2.5
Magnesium (Mg), % 0 to 0.040
0
Manganese (Mn), % 0.3 to 0.4
0
Molybdenum (Mo), % 0 to 0.3
0
Nickel (Ni), % 0 to 2.0
0
Phosphorus (P), % 0 to 0.040
0
Selenium (Se), % 0 to 0.030
0
Silicon (Si), % 2.3 to 2.7
0
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0 to 0.020
0
Vanadium (V), % 0 to 0.1
0
Zinc (Zn), % 0
29 to 33.5
Residuals, % 0
0 to 0.4