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Ductile Cast Iron vs. C42200 Brass

Ductile cast iron belongs to the iron alloys classification, while C42200 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ductile cast iron and the bottom bar is C42200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 170 to 180
110
Elongation at Break, % 2.1 to 20
2.0 to 46
Poisson's Ratio 0.28 to 0.31
0.33
Shear Modulus, GPa 64 to 70
42
Shear Strength, MPa 420 to 800
210 to 350
Tensile Strength: Ultimate (UTS), MPa 460 to 920
300 to 610
Tensile Strength: Yield (Proof), MPa 310 to 670
100 to 570

Thermal Properties

Latent Heat of Fusion, J/g 270
200
Maximum Temperature: Mechanical, °C 290
170
Melting Completion (Liquidus), °C 1160
1040
Melting Onset (Solidus), °C 1120
1020
Specific Heat Capacity, J/kg-K 490
380
Thermal Conductivity, W/m-K 31 to 36
130
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
31
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8 to 9.4
32

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
29
Density, g/cm3 7.1 to 7.5
8.6
Embodied Carbon, kg CO2/kg material 1.5
2.7
Embodied Energy, MJ/kg 21
44
Embodied Water, L/kg 43
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17 to 80
12 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 280 to 1330
49 to 1460
Stiffness to Weight: Axial, points 12 to 14
7.2
Stiffness to Weight: Bending, points 24 to 26
19
Strength to Weight: Axial, points 17 to 35
9.5 to 19
Strength to Weight: Bending, points 18 to 29
11 to 18
Thermal Diffusivity, mm2/s 8.9 to 10
39
Thermal Shock Resistance, points 17 to 35
10 to 21

Alloy Composition

Carbon (C), % 3.0 to 3.5
0
Copper (Cu), % 0
86 to 89
Iron (Fe), % 93.7 to 95.5
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Phosphorus (P), % 0 to 0.080
0 to 0.35
Silicon (Si), % 1.5 to 2.8
0
Tin (Sn), % 0
0.8 to 1.4
Zinc (Zn), % 0
8.7 to 13.2
Residuals, % 0
0 to 0.5

Comparable Variants