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C85200 Brass vs. Ductile Cast Iron

C85200 brass belongs to the copper alloys classification, while ductile cast iron belongs to the iron alloys. There are 28 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 C85200 brass and the bottom bar is ductile cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
170 to 180
Elongation at Break, % 28
2.1 to 20
Poisson's Ratio 0.32
0.28 to 0.31
Shear Modulus, GPa 40
64 to 70
Tensile Strength: Ultimate (UTS), MPa 270
460 to 920
Tensile Strength: Yield (Proof), MPa 95
310 to 670

Thermal Properties

Latent Heat of Fusion, J/g 180
270
Maximum Temperature: Mechanical, °C 140
290
Melting Completion (Liquidus), °C 940
1160
Melting Onset (Solidus), °C 930
1120
Specific Heat Capacity, J/kg-K 380
490
Thermal Conductivity, W/m-K 84
31 to 36
Thermal Expansion, µm/m-K 20
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 19
8.8 to 9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 26
1.9
Density, g/cm3 8.4
7.1 to 7.5
Embodied Carbon, kg CO2/kg material 2.8
1.5
Embodied Energy, MJ/kg 46
21
Embodied Water, L/kg 330
43

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
17 to 80
Resilience: Unit (Modulus of Resilience), kJ/m3 42
280 to 1330
Stiffness to Weight: Axial, points 7.0
12 to 14
Stiffness to Weight: Bending, points 19
24 to 26
Strength to Weight: Axial, points 8.9
17 to 35
Strength to Weight: Bending, points 11
18 to 29
Thermal Diffusivity, mm2/s 27
8.9 to 10
Thermal Shock Resistance, points 9.3
17 to 35

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Carbon (C), % 0
3.0 to 3.5
Copper (Cu), % 70 to 74
0
Iron (Fe), % 0 to 0.6
93.7 to 95.5
Lead (Pb), % 1.5 to 3.8
0
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.020
0 to 0.080
Silicon (Si), % 0 to 0.050
1.5 to 2.8
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0.7 to 2.0
0
Zinc (Zn), % 20 to 27
0
Residuals, % 0 to 0.9
0