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C72150 Copper-nickel vs. S30415 Stainless Steel

C72150 copper-nickel belongs to the copper alloys classification, while S30415 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C72150 copper-nickel and the bottom bar is S30415 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 99
190
Elastic (Young's, Tensile) Modulus, GPa 150
200
Elongation at Break, % 29
45
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 55
77
Shear Strength, MPa 320
470
Tensile Strength: Ultimate (UTS), MPa 490
670
Tensile Strength: Yield (Proof), MPa 210
330

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 600
940
Melting Completion (Liquidus), °C 1210
1410
Melting Onset (Solidus), °C 1250
1370
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 22
21
Thermal Expansion, µm/m-K 14
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.5
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.6
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 45
15
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 6.1
3.1
Embodied Energy, MJ/kg 88
43
Embodied Water, L/kg 270
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
250
Resilience: Unit (Modulus of Resilience), kJ/m3 150
280
Stiffness to Weight: Axial, points 9.1
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 15
24
Strength to Weight: Bending, points 15
22
Thermal Diffusivity, mm2/s 6.0
5.6
Thermal Shock Resistance, points 18
15

Alloy Composition

Carbon (C), % 0 to 0.1
0.040 to 0.060
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 0
18 to 19
Copper (Cu), % 52.5 to 57
0
Iron (Fe), % 0 to 0.1
67.8 to 71.8
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 0.050
0 to 0.8
Nickel (Ni), % 43 to 46
9.0 to 10
Nitrogen (N), % 0
0.12 to 0.18
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.5
1.0 to 2.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.5
0