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C72150 Copper-nickel vs. S38815 Stainless Steel

C72150 copper-nickel belongs to the copper alloys classification, while S38815 stainless steel belongs to the iron alloys. There are 26 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 C72150 copper-nickel and the bottom bar is S38815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 99
190
Elastic (Young's, Tensile) Modulus, GPa 150
190
Elongation at Break, % 29
34
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 55
74
Shear Strength, MPa 320
410
Tensile Strength: Ultimate (UTS), MPa 490
610
Tensile Strength: Yield (Proof), MPa 210
290

Thermal Properties

Latent Heat of Fusion, J/g 250
370
Maximum Temperature: Mechanical, °C 600
860
Melting Completion (Liquidus), °C 1210
1360
Melting Onset (Solidus), °C 1250
1310
Specific Heat Capacity, J/kg-K 410
500
Thermal Expansion, µm/m-K 14
15

Otherwise Unclassified Properties

Base Metal Price, % relative 45
19
Density, g/cm3 8.9
7.5
Embodied Carbon, kg CO2/kg material 6.1
3.8
Embodied Energy, MJ/kg 88
54
Embodied Water, L/kg 270
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
170
Resilience: Unit (Modulus of Resilience), kJ/m3 150
220
Stiffness to Weight: Axial, points 9.1
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 15
22
Strength to Weight: Bending, points 15
21
Thermal Shock Resistance, points 18
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 0
13 to 15
Copper (Cu), % 52.5 to 57
0.75 to 1.5
Iron (Fe), % 0 to 0.1
56.1 to 67
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 0.050
0 to 2.0
Molybdenum (Mo), % 0
0.75 to 1.5
Nickel (Ni), % 43 to 46
13 to 17
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.5
5.5 to 6.5
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.5
0