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C70700 Copper-nickel vs. EN 1.5662 Steel

C70700 copper-nickel belongs to the copper alloys classification, while EN 1.5662 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C70700 copper-nickel and the bottom bar is EN 1.5662 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 73
220 to 230
Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 39
20
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 46
73
Shear Strength, MPa 220
460 to 470
Tensile Strength: Ultimate (UTS), MPa 320
740 to 750
Tensile Strength: Yield (Proof), MPa 110
550 to 660

Thermal Properties

Latent Heat of Fusion, J/g 220
250
Maximum Temperature: Mechanical, °C 220
430
Melting Completion (Liquidus), °C 1120
1460
Melting Onset (Solidus), °C 1060
1410
Specific Heat Capacity, J/kg-K 390
470
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 12
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 34
7.5
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 3.4
2.3
Embodied Energy, MJ/kg 52
31
Embodied Water, L/kg 300
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 51
810 to 1150
Stiffness to Weight: Axial, points 7.6
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 10
26
Strength to Weight: Bending, points 12
23
Thermal Shock Resistance, points 12
22

Alloy Composition

Carbon (C), % 0
0 to 0.1
Copper (Cu), % 88.5 to 90.5
0
Iron (Fe), % 0 to 0.050
88.6 to 91.2
Manganese (Mn), % 0 to 0.5
0.3 to 0.8
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 9.5 to 10.5
8.5 to 10
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.35
Sulfur (S), % 0
0 to 0.0050
Vanadium (V), % 0
0 to 0.050
Residuals, % 0 to 0.5
0