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C96900 Copper-nickel vs. S21460 Stainless Steel

C96900 copper-nickel belongs to the copper alloys classification, while S21460 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C96900 copper-nickel and the bottom bar is S21460 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 4.5
46
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 45
77
Tensile Strength: Ultimate (UTS), MPa 850
830
Tensile Strength: Yield (Proof), MPa 830
430

Thermal Properties

Latent Heat of Fusion, J/g 210
290
Maximum Temperature: Mechanical, °C 210
920
Melting Completion (Liquidus), °C 1060
1380
Melting Onset (Solidus), °C 960
1330
Specific Heat Capacity, J/kg-K 380
480
Thermal Expansion, µm/m-K 17
18

Otherwise Unclassified Properties

Base Metal Price, % relative 39
14
Density, g/cm3 8.8
7.6
Embodied Carbon, kg CO2/kg material 4.6
3.0
Embodied Energy, MJ/kg 72
43
Embodied Water, L/kg 360
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
320
Resilience: Unit (Modulus of Resilience), kJ/m3 2820
460
Stiffness to Weight: Axial, points 7.7
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 27
30
Strength to Weight: Bending, points 23
26
Thermal Shock Resistance, points 30
17

Alloy Composition

Carbon (C), % 0
0 to 0.12
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 73.6 to 78
0
Iron (Fe), % 0 to 0.5
57.3 to 63.7
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
14 to 16
Nickel (Ni), % 14.5 to 15.5
5.0 to 6.0
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0
0.35 to 0.5
Phosphorus (P), % 0
0 to 0.060
Silicon (Si), % 0 to 0.3
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 7.5 to 8.5
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.5
0