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C72700 Copper-nickel vs. S24000 Stainless Steel

C72700 copper-nickel belongs to the copper alloys classification, while S24000 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C72700 copper-nickel and the bottom bar is S24000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 4.0 to 36
39
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
77
Shear Strength, MPa 310 to 620
530
Tensile Strength: Ultimate (UTS), MPa 460 to 1070
770
Tensile Strength: Yield (Proof), MPa 580 to 1060
430

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
910
Melting Completion (Liquidus), °C 1100
1390
Melting Onset (Solidus), °C 930
1350
Specific Heat Capacity, J/kg-K 380
480
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 36
12
Density, g/cm3 8.8
7.6
Embodied Carbon, kg CO2/kg material 4.0
2.7
Embodied Energy, MJ/kg 62
39
Embodied Water, L/kg 350
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 380
260
Resilience: Unit (Modulus of Resilience), kJ/m3 1420 to 4770
470
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 14 to 34
28
Strength to Weight: Bending, points 15 to 26
24
Thermal Shock Resistance, points 16 to 38
16

Alloy Composition

Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 82.1 to 86
0
Iron (Fe), % 0 to 0.5
61.5 to 69
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
11.5 to 14.5
Nickel (Ni), % 8.5 to 9.5
2.3 to 3.7
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0
0.2 to 0.4
Phosphorus (P), % 0
0 to 0.060
Silicon (Si), % 0
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 5.5 to 6.5
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0 to 0.3
0