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CC380H Copper-nickel vs. S31266 Stainless Steel

CC380H copper-nickel belongs to the copper alloys classification, while S31266 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is CC380H copper-nickel and the bottom bar is S31266 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 26
40
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 47
81
Tensile Strength: Ultimate (UTS), MPa 310
860
Tensile Strength: Yield (Proof), MPa 120
470

Thermal Properties

Latent Heat of Fusion, J/g 220
310
Maximum Temperature: Mechanical, °C 220
1100
Melting Completion (Liquidus), °C 1130
1470
Melting Onset (Solidus), °C 1080
1420
Specific Heat Capacity, J/kg-K 390
460
Thermal Conductivity, W/m-K 46
12
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 36
37
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 3.8
6.5
Embodied Energy, MJ/kg 58
89
Embodied Water, L/kg 300
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 65
290
Resilience: Unit (Modulus of Resilience), kJ/m3 59
540
Stiffness to Weight: Axial, points 7.8
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 9.8
29
Strength to Weight: Bending, points 12
24
Thermal Diffusivity, mm2/s 13
3.1
Thermal Shock Resistance, points 11
18

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 84.5 to 89
1.0 to 2.5
Iron (Fe), % 1.0 to 1.8
34.1 to 46
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 1.0 to 1.5
2.0 to 4.0
Molybdenum (Mo), % 0
5.2 to 6.2
Nickel (Ni), % 9.0 to 11
21 to 24
Niobium (Nb), % 0 to 1.0
0
Nitrogen (N), % 0
0.35 to 0.6
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Tungsten (W), % 0
1.5 to 2.5
Zinc (Zn), % 0 to 0.5
0