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C96300 Copper-nickel vs. S82012 Stainless Steel

C96300 copper-nickel belongs to the copper alloys classification, while S82012 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 C96300 copper-nickel and the bottom bar is S82012 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
200
Elongation at Break, % 11
40
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 49
78
Tensile Strength: Ultimate (UTS), MPa 580
800
Tensile Strength: Yield (Proof), MPa 430
560

Thermal Properties

Latent Heat of Fusion, J/g 230
280
Maximum Temperature: Mechanical, °C 240
950
Melting Completion (Liquidus), °C 1200
1430
Melting Onset (Solidus), °C 1150
1380
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 37
15
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 6.1
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 42
11
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 5.1
2.4
Embodied Energy, MJ/kg 76
35
Embodied Water, L/kg 290
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
290
Resilience: Unit (Modulus of Resilience), kJ/m3 720
790
Stiffness to Weight: Axial, points 8.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 18
29
Strength to Weight: Bending, points 17
25
Thermal Diffusivity, mm2/s 10
3.9
Thermal Shock Resistance, points 20
23

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.050
Chromium (Cr), % 0
19 to 20.5
Copper (Cu), % 72.3 to 80.8
0 to 1.0
Iron (Fe), % 0.5 to 1.5
71.3 to 77.9
Lead (Pb), % 0 to 0.010
0
Manganese (Mn), % 0.25 to 1.5
2.0 to 4.0
Molybdenum (Mo), % 0
0.1 to 0.6
Nickel (Ni), % 18 to 22
0.8 to 1.5
Niobium (Nb), % 0.5 to 1.5
0
Nitrogen (N), % 0
0.16 to 0.26
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.8
Sulfur (S), % 0 to 0.020
0 to 0.0050
Residuals, % 0 to 0.5
0