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C84500 Brass vs. Austempered Cast Iron

C84500 brass belongs to the copper alloys classification, while austempered cast iron belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C84500 brass and the bottom bar is austempered cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
270 to 490
Elastic (Young's, Tensile) Modulus, GPa 100
180
Elongation at Break, % 28
1.1 to 13
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 39
62 to 69
Tensile Strength: Ultimate (UTS), MPa 240
860 to 1800
Tensile Strength: Yield (Proof), MPa 97
560 to 1460

Thermal Properties

Latent Heat of Fusion, J/g 180
280
Melting Completion (Liquidus), °C 980
1380
Melting Onset (Solidus), °C 840
1340
Specific Heat Capacity, J/kg-K 360
490
Thermal Conductivity, W/m-K 72
42
Thermal Expansion, µm/m-K 19
13

Otherwise Unclassified Properties

Base Metal Price, % relative 28
2.9
Density, g/cm3 8.7
7.5
Embodied Carbon, kg CO2/kg material 2.9
1.8
Embodied Energy, MJ/kg 47
25
Embodied Water, L/kg 340
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
19 to 95
Resilience: Unit (Modulus of Resilience), kJ/m3 45
880 to 3970
Stiffness to Weight: Axial, points 6.6
13
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.7
32 to 66
Strength to Weight: Bending, points 9.8
27 to 44
Thermal Diffusivity, mm2/s 23
11
Thermal Shock Resistance, points 8.6
25 to 53

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.050
Antimony (Sb), % 0 to 0.25
0
Arsenic (As), % 0
0 to 0.020
Carbon (C), % 0
3.4 to 3.8
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 77 to 79
0 to 0.8
Iron (Fe), % 0 to 0.4
89.6 to 94
Lead (Pb), % 6.0 to 7.5
0
Magnesium (Mg), % 0
0 to 0.040
Manganese (Mn), % 0
0.3 to 0.4
Molybdenum (Mo), % 0
0 to 0.3
Nickel (Ni), % 0 to 1.0
0 to 2.0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Selenium (Se), % 0
0 to 0.030
Silicon (Si), % 0 to 0.0050
2.3 to 2.7
Sulfur (S), % 0 to 0.080
0 to 0.020
Tin (Sn), % 2.0 to 4.0
0 to 0.020
Vanadium (V), % 0
0 to 0.1
Zinc (Zn), % 10 to 14
0
Residuals, % 0 to 0.7
0