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CC381H Copper-nickel vs. Ductile Cast Iron

CC381H copper-nickel belongs to the copper alloys classification, while ductile cast iron belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is CC381H copper-nickel and the bottom bar is ductile cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
160 to 310
Elastic (Young's, Tensile) Modulus, GPa 140
170 to 180
Elongation at Break, % 20
2.1 to 20
Poisson's Ratio 0.33
0.28 to 0.31
Shear Modulus, GPa 52
64 to 70
Tensile Strength: Ultimate (UTS), MPa 380
460 to 920
Tensile Strength: Yield (Proof), MPa 140
310 to 670

Thermal Properties

Latent Heat of Fusion, J/g 240
270
Maximum Temperature: Mechanical, °C 260
290
Melting Completion (Liquidus), °C 1180
1160
Melting Onset (Solidus), °C 1120
1120
Specific Heat Capacity, J/kg-K 410
490
Thermal Conductivity, W/m-K 30
31 to 36
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
8.8 to 9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 40
1.9
Density, g/cm3 8.9
7.1 to 7.5
Embodied Carbon, kg CO2/kg material 5.0
1.5
Embodied Energy, MJ/kg 73
21
Embodied Water, L/kg 280
43

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
17 to 80
Resilience: Unit (Modulus of Resilience), kJ/m3 68
280 to 1330
Stiffness to Weight: Axial, points 8.6
12 to 14
Stiffness to Weight: Bending, points 19
24 to 26
Strength to Weight: Axial, points 12
17 to 35
Strength to Weight: Bending, points 13
18 to 29
Thermal Diffusivity, mm2/s 8.4
8.9 to 10
Thermal Shock Resistance, points 13
17 to 35

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
3.0 to 3.5
Copper (Cu), % 64.5 to 69.9
0
Iron (Fe), % 0.5 to 1.5
93.7 to 95.5
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0
Nickel (Ni), % 29 to 31
0
Phosphorus (P), % 0 to 0.010
0 to 0.080
Silicon (Si), % 0 to 0.1
1.5 to 2.8
Sulfur (S), % 0 to 0.010
0
Zinc (Zn), % 0 to 0.5
0