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C71500 Copper-nickel vs. EN 1.4710 Stainless Steel

C71500 copper-nickel belongs to the copper alloys classification, while EN 1.4710 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C71500 copper-nickel and the bottom bar is EN 1.4710 stainless 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
74

Thermal Properties

Latent Heat of Fusion, J/g 230
290
Maximum Temperature: Mechanical, °C 260
750
Melting Completion (Liquidus), °C 1240
1430
Melting Onset (Solidus), °C 1170
1390
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 28
24
Thermal Expansion, µm/m-K 16
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.6
6.4
Electrical Conductivity: Equal Weight (Specific), % IACS 4.7
7.5

Otherwise Unclassified Properties

Base Metal Price, % relative 41
5.0
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 5.1
1.8
Embodied Energy, MJ/kg 74
24
Embodied Water, L/kg 280
76

Common Calculations

Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 19
25
Thermal Diffusivity, mm2/s 7.7
6.5

Alloy Composition

Carbon (C), % 0
0.2 to 0.35
Chromium (Cr), % 0
6.0 to 8.0
Copper (Cu), % 63.5 to 70.6
0
Iron (Fe), % 0.4 to 1.0
87.4 to 92.3
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
0.5 to 1.0
Molybdenum (Mo), % 0
0 to 0.15
Nickel (Ni), % 29 to 33
0 to 0.5
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
1.0 to 2.5
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.5
0