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C96300 Copper-nickel vs. S44800 Stainless Steel

C96300 copper-nickel belongs to the copper alloys classification, while S44800 stainless steel belongs to the iron alloys. There are 29 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 S44800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
190
Elastic (Young's, Tensile) Modulus, GPa 130
210
Elongation at Break, % 11
23
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 49
82
Tensile Strength: Ultimate (UTS), MPa 580
590
Tensile Strength: Yield (Proof), MPa 430
450

Thermal Properties

Latent Heat of Fusion, J/g 230
300
Maximum Temperature: Mechanical, °C 240
1100
Melting Completion (Liquidus), °C 1200
1460
Melting Onset (Solidus), °C 1150
1410
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 37
17
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 6.1
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 42
19
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 5.1
3.8
Embodied Energy, MJ/kg 76
52
Embodied Water, L/kg 290
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
120
Resilience: Unit (Modulus of Resilience), kJ/m3 720
480
Stiffness to Weight: Axial, points 8.2
15
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 18
21
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 10
4.6
Thermal Shock Resistance, points 20
19

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.010
Chromium (Cr), % 0
28 to 30
Copper (Cu), % 72.3 to 80.8
0 to 0.15
Iron (Fe), % 0.5 to 1.5
62.6 to 66.5
Lead (Pb), % 0 to 0.010
0
Manganese (Mn), % 0.25 to 1.5
0 to 0.3
Molybdenum (Mo), % 0
3.5 to 4.2
Nickel (Ni), % 18 to 22
2.0 to 2.5
Niobium (Nb), % 0.5 to 1.5
0
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.2
Sulfur (S), % 0 to 0.020
0 to 0.020
Residuals, % 0 to 0.5
0