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C71500 Copper-nickel vs. EN 1.7230 Steel

C71500 copper-nickel belongs to the copper alloys classification, while EN 1.7230 steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C71500 copper-nickel and the bottom bar is EN 1.7230 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 52
73
Tensile Strength: Ultimate (UTS), MPa 380 to 620
720 to 910

Thermal Properties

Latent Heat of Fusion, J/g 230
250
Maximum Temperature: Mechanical, °C 260
420
Melting Completion (Liquidus), °C 1240
1460
Melting Onset (Solidus), °C 1170
1420
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 28
44
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.6
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 4.7
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 41
2.4
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 5.1
1.5
Embodied Energy, MJ/kg 74
20
Embodied Water, L/kg 280
51

Common Calculations

Stiffness to Weight: Axial, points 8.6
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 12 to 19
26 to 32
Strength to Weight: Bending, points 13 to 18
23 to 27
Thermal Diffusivity, mm2/s 7.7
12
Thermal Shock Resistance, points 12 to 20
21 to 27

Alloy Composition

Carbon (C), % 0
0.3 to 0.37
Chromium (Cr), % 0
0.8 to 1.2
Copper (Cu), % 63.5 to 70.6
0
Iron (Fe), % 0.4 to 1.0
96.7 to 98.3
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
0.5 to 0.8
Molybdenum (Mo), % 0
0.15 to 0.3
Nickel (Ni), % 29 to 33
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.5
0

Comparable Variants