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C71500 Copper-nickel vs. S46500 Stainless Steel

C71500 copper-nickel belongs to the copper alloys classification, while S46500 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is C71500 copper-nickel and the bottom bar is S46500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 52
75
Tensile Strength: Ultimate (UTS), MPa 380 to 620
1260 to 1930

Thermal Properties

Latent Heat of Fusion, J/g 230
280
Maximum Temperature: Mechanical, °C 260
780
Melting Completion (Liquidus), °C 1240
1450
Melting Onset (Solidus), °C 1170
1410
Specific Heat Capacity, J/kg-K 400
470
Thermal Expansion, µm/m-K 16
11

Otherwise Unclassified Properties

Base Metal Price, % relative 41
15
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 5.1
3.6
Embodied Energy, MJ/kg 74
51
Embodied Water, L/kg 280
120

Common Calculations

Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12 to 19
44 to 68
Strength to Weight: Bending, points 13 to 18
33 to 44
Thermal Shock Resistance, points 12 to 20
44 to 67

Alloy Composition

Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 63.5 to 70.6
0
Iron (Fe), % 0.4 to 1.0
72.6 to 76.1
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
0 to 0.25
Molybdenum (Mo), % 0
0.75 to 1.3
Nickel (Ni), % 29 to 33
10.7 to 11.3
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 0.25
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0
1.5 to 1.8
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.5
0