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C96900 Copper-nickel vs. N08904 Stainless Steel

C96900 copper-nickel belongs to the copper alloys classification, while N08904 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 N08904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 4.5
38
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 45
79
Tensile Strength: Ultimate (UTS), MPa 850
540
Tensile Strength: Yield (Proof), MPa 830
240

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 210
1100
Melting Completion (Liquidus), °C 1060
1440
Melting Onset (Solidus), °C 960
1390
Specific Heat Capacity, J/kg-K 380
470
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 39
32
Density, g/cm3 8.8
8.1
Embodied Carbon, kg CO2/kg material 4.6
5.8
Embodied Energy, MJ/kg 72
79
Embodied Water, L/kg 360
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
170
Resilience: Unit (Modulus of Resilience), kJ/m3 2820
150
Stiffness to Weight: Axial, points 7.7
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 27
19
Strength to Weight: Bending, points 23
18
Thermal Shock Resistance, points 30
12

Alloy Composition

Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
19 to 23
Copper (Cu), % 73.6 to 78
1.0 to 2.0
Iron (Fe), % 0 to 0.5
38.8 to 53
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
0 to 2.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 14.5 to 15.5
23 to 28
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.3
0 to 1.0
Sulfur (S), % 0
0 to 0.035
Tin (Sn), % 7.5 to 8.5
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.5
0