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C72700 Copper-nickel vs. EN 1.0314 Steel

C72700 copper-nickel belongs to the copper alloys classification, while EN 1.0314 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 C72700 copper-nickel and the bottom bar is EN 1.0314 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 4.0 to 36
24 to 25
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
73
Shear Strength, MPa 310 to 620
200 to 250
Tensile Strength: Ultimate (UTS), MPa 460 to 1070
320 to 400
Tensile Strength: Yield (Proof), MPa 580 to 1060
190 to 310

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Maximum Temperature: Mechanical, °C 200
400
Melting Completion (Liquidus), °C 1100
1470
Melting Onset (Solidus), °C 930
1430
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 54
53
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 11
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 36
1.8
Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 4.0
1.4
Embodied Energy, MJ/kg 62
18
Embodied Water, L/kg 350
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 380
68 to 87
Resilience: Unit (Modulus of Resilience), kJ/m3 1420 to 4770
95 to 250
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 14 to 34
11 to 14
Strength to Weight: Bending, points 15 to 26
13 to 15
Thermal Diffusivity, mm2/s 16
14
Thermal Shock Resistance, points 16 to 38
10 to 13

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0
0 to 0.030
Copper (Cu), % 82.1 to 86
0
Iron (Fe), % 0 to 0.5
99.365 to 99.78
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
0.2 to 0.4
Nickel (Ni), % 8.5 to 9.5
0
Niobium (Nb), % 0 to 0.1
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.1
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 5.5 to 6.5
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.3
0