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C72200 Copper-nickel vs. S28200 Stainless Steel

C72200 copper-nickel belongs to the copper alloys classification, while S28200 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is C72200 copper-nickel and the bottom bar is S28200 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
200
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 48
77
Tensile Strength: Ultimate (UTS), MPa 350 to 580
870

Thermal Properties

Latent Heat of Fusion, J/g 220
290
Maximum Temperature: Mechanical, °C 230
900
Melting Completion (Liquidus), °C 1180
1380
Melting Onset (Solidus), °C 1120
1330
Specific Heat Capacity, J/kg-K 400
480
Thermal Expansion, µm/m-K 16
18

Otherwise Unclassified Properties

Base Metal Price, % relative 36
12
Density, g/cm3 8.9
7.6
Embodied Carbon, kg CO2/kg material 3.9
2.8
Embodied Energy, MJ/kg 59
41
Embodied Water, L/kg 300
160

Common Calculations

Stiffness to Weight: Axial, points 8.0
15
Stiffness to Weight: Bending, points 19
26
Strength to Weight: Axial, points 11 to 18
32
Strength to Weight: Bending, points 12 to 17
27
Thermal Shock Resistance, points 12 to 20
17

Alloy Composition

Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0.3 to 0.7
17 to 19
Copper (Cu), % 78.1 to 84.2
0.75 to 1.3
Iron (Fe), % 0.5 to 1.0
57.7 to 64.1
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
17 to 19
Molybdenum (Mo), % 0
0.75 to 1.3
Nickel (Ni), % 15 to 18
0
Nitrogen (N), % 0
0.4 to 0.6
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 0.2
0