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CC381H Copper-nickel vs. EN 1.8550 Steel

CC381H copper-nickel belongs to the copper alloys classification, while EN 1.8550 steel belongs to the iron 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 CC381H copper-nickel and the bottom bar is EN 1.8550 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
300
Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 20
11
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 52
73
Tensile Strength: Ultimate (UTS), MPa 380
1000
Tensile Strength: Yield (Proof), MPa 140
760

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 260
440
Melting Completion (Liquidus), °C 1180
1450
Melting Onset (Solidus), °C 1120
1410
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 30
40
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 40
3.4
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 5.0
1.7
Embodied Energy, MJ/kg 73
23
Embodied Water, L/kg 280
67

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
100
Resilience: Unit (Modulus of Resilience), kJ/m3 68
1550
Stiffness to Weight: Axial, points 8.6
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 12
36
Strength to Weight: Bending, points 13
29
Thermal Diffusivity, mm2/s 8.4
11
Thermal Shock Resistance, points 13
29

Alloy Composition

Aluminum (Al), % 0 to 0.010
0.8 to 1.2
Carbon (C), % 0 to 0.030
0.3 to 0.37
Chromium (Cr), % 0
1.5 to 1.8
Copper (Cu), % 64.5 to 69.9
0
Iron (Fe), % 0.5 to 1.5
94.4 to 96.3
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0.4 to 0.7
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 29 to 31
0.85 to 1.2
Phosphorus (P), % 0 to 0.010
0 to 0.025
Silicon (Si), % 0 to 0.1
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.035
Zinc (Zn), % 0 to 0.5
0