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C96900 Copper-nickel vs. S32654 Stainless Steel

C96900 copper-nickel belongs to the copper alloys classification, while S32654 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C96900 copper-nickel and the bottom bar is S32654 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 4.5
45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 45
82
Tensile Strength: Ultimate (UTS), MPa 850
850
Tensile Strength: Yield (Proof), MPa 830
490

Thermal Properties

Latent Heat of Fusion, J/g 210
310
Maximum Temperature: Mechanical, °C 210
1100
Melting Completion (Liquidus), °C 1060
1450
Melting Onset (Solidus), °C 960
1410
Specific Heat Capacity, J/kg-K 380
460
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 39
34
Density, g/cm3 8.8
8.0
Embodied Carbon, kg CO2/kg material 4.6
6.4
Embodied Energy, MJ/kg 72
87
Embodied Water, L/kg 360
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
330
Resilience: Unit (Modulus of Resilience), kJ/m3 2820
570
Stiffness to Weight: Axial, points 7.7
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 27
29
Strength to Weight: Bending, points 23
25
Thermal Shock Resistance, points 30
19

Alloy Composition

Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
24 to 25
Copper (Cu), % 73.6 to 78
0.3 to 0.6
Iron (Fe), % 0 to 0.5
38.3 to 45.3
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
2.0 to 4.0
Molybdenum (Mo), % 0
7.0 to 8.0
Nickel (Ni), % 14.5 to 15.5
21 to 23
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0
0.45 to 0.55
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.3
0 to 0.5
Sulfur (S), % 0
0 to 0.0050
Tin (Sn), % 7.5 to 8.5
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.5
0