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C70600 Copper-nickel vs. S32050 Stainless Steel

C70600 copper-nickel belongs to the copper alloys classification, while S32050 stainless steel belongs to the iron alloys. There are 29 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 C70600 copper-nickel and the bottom bar is S32050 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 3.0 to 34
46
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 46
81
Shear Strength, MPa 190 to 330
540
Tensile Strength: Ultimate (UTS), MPa 290 to 570
770
Tensile Strength: Yield (Proof), MPa 63 to 270
370

Thermal Properties

Latent Heat of Fusion, J/g 220
310
Maximum Temperature: Mechanical, °C 220
1100
Melting Completion (Liquidus), °C 1150
1460
Melting Onset (Solidus), °C 1100
1410
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 44
12
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.8
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.9
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 33
31
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 3.4
6.0
Embodied Energy, MJ/kg 51
81
Embodied Water, L/kg 300
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.5 to 160
290
Resilience: Unit (Modulus of Resilience), kJ/m3 16 to 290
330
Stiffness to Weight: Axial, points 7.7
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 9.1 to 18
27
Strength to Weight: Bending, points 11 to 17
23
Thermal Diffusivity, mm2/s 13
3.3
Thermal Shock Resistance, points 9.8 to 19
17

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
22 to 24
Copper (Cu), % 84.7 to 90
0 to 0.4
Iron (Fe), % 1.0 to 1.8
43.1 to 51.8
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 0
6.0 to 6.6
Nickel (Ni), % 9.0 to 11
20 to 23
Nitrogen (N), % 0
0.21 to 0.32
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.5
0