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C70600 Copper-nickel vs. S41050 Stainless Steel

C70600 copper-nickel belongs to the copper alloys classification, while S41050 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C70600 copper-nickel and the bottom bar is S41050 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 3.0 to 34
25
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 46
76
Shear Strength, MPa 190 to 330
300
Tensile Strength: Ultimate (UTS), MPa 290 to 570
470
Tensile Strength: Yield (Proof), MPa 63 to 270
230

Thermal Properties

Latent Heat of Fusion, J/g 220
270
Maximum Temperature: Mechanical, °C 220
720
Melting Completion (Liquidus), °C 1150
1440
Melting Onset (Solidus), °C 1100
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 44
27
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.8
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.9
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 33
7.0
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 3.4
1.9
Embodied Energy, MJ/kg 51
27
Embodied Water, L/kg 300
97

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.5 to 160
98
Resilience: Unit (Modulus of Resilience), kJ/m3 16 to 290
140
Stiffness to Weight: Axial, points 7.7
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 9.1 to 18
17
Strength to Weight: Bending, points 11 to 17
17
Thermal Diffusivity, mm2/s 13
7.2
Thermal Shock Resistance, points 9.8 to 19
17

Alloy Composition

Carbon (C), % 0
0 to 0.040
Chromium (Cr), % 0
10.5 to 12.5
Copper (Cu), % 84.7 to 90
0
Iron (Fe), % 1.0 to 1.8
84.2 to 88.9
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 9.0 to 11
0.6 to 1.1
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.5
0