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CC381H Copper-nickel vs. SAE-AISI 1018 Steel

CC381H copper-nickel belongs to the copper alloys classification, while SAE-AISI 1018 steel belongs to the iron alloys. There are 29 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 CC381H copper-nickel and the bottom bar is SAE-AISI 1018 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
130 to 140
Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 20
17 to 27
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 52
73
Tensile Strength: Ultimate (UTS), MPa 380
430 to 480
Tensile Strength: Yield (Proof), MPa 140
240 to 400

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 260
400
Melting Completion (Liquidus), °C 1180
1460
Melting Onset (Solidus), °C 1120
1420
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 30
52
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 40
1.8
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 5.0
1.4
Embodied Energy, MJ/kg 73
18
Embodied Water, L/kg 280
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
75 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 68
150 to 430
Stiffness to Weight: Axial, points 8.6
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 12
15 to 17
Strength to Weight: Bending, points 13
16 to 17
Thermal Diffusivity, mm2/s 8.4
14
Thermal Shock Resistance, points 13
14 to 15

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
0.15 to 0.2
Copper (Cu), % 64.5 to 69.9
0
Iron (Fe), % 0.5 to 1.5
98.8 to 99.25
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0.6 to 0.9
Nickel (Ni), % 29 to 31
0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.010
0 to 0.050
Zinc (Zn), % 0 to 0.5
0