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CC381H Copper-nickel vs. EN 1.7102 Steel

CC381H copper-nickel belongs to the copper alloys classification, while EN 1.7102 steel belongs to the iron alloys. There are 25 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 CC381H copper-nickel and the bottom bar is EN 1.7102 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
200 to 480
Elastic (Young's, Tensile) Modulus, GPa 140
190
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 52
72
Tensile Strength: Ultimate (UTS), MPa 380
670 to 2010

Thermal Properties

Latent Heat of Fusion, J/g 240
270
Maximum Temperature: Mechanical, °C 260
410
Melting Completion (Liquidus), °C 1180
1440
Melting Onset (Solidus), °C 1120
1400
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 30
47
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 40
2.2
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 5.0
1.5
Embodied Energy, MJ/kg 73
20
Embodied Water, L/kg 280
48

Common Calculations

Stiffness to Weight: Axial, points 8.6
13
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
24 to 72
Strength to Weight: Bending, points 13
22 to 46
Thermal Diffusivity, mm2/s 8.4
13
Thermal Shock Resistance, points 13
20 to 60

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
0.51 to 0.59
Chromium (Cr), % 0
0.5 to 0.8
Copper (Cu), % 64.5 to 69.9
0
Iron (Fe), % 0.5 to 1.5
96.2 to 97.3
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0.5 to 0.8
Nickel (Ni), % 29 to 31
0
Phosphorus (P), % 0 to 0.010
0 to 0.025
Silicon (Si), % 0 to 0.1
1.2 to 1.6
Sulfur (S), % 0 to 0.010
0 to 0.025
Zinc (Zn), % 0 to 0.5
0