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S32808 Stainless Steel vs. C72150 Copper-nickel

S32808 stainless steel belongs to the iron alloys classification, while C72150 copper-nickel belongs to the copper 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 S32808 stainless steel and the bottom bar is C72150 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
99
Elastic (Young's, Tensile) Modulus, GPa 210
150
Elongation at Break, % 17
29
Poisson's Ratio 0.27
0.33
Shear Modulus, GPa 81
55
Shear Strength, MPa 480
320
Tensile Strength: Ultimate (UTS), MPa 780
490
Tensile Strength: Yield (Proof), MPa 570
210

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
600
Melting Completion (Liquidus), °C 1470
1210
Melting Onset (Solidus), °C 1420
1250
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 14
22
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
3.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
3.6

Otherwise Unclassified Properties

Base Metal Price, % relative 24
45
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 4.0
6.1
Embodied Energy, MJ/kg 57
88
Embodied Water, L/kg 180
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 790
150
Stiffness to Weight: Axial, points 14
9.1
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 27
15
Strength to Weight: Bending, points 24
15
Thermal Diffusivity, mm2/s 3.8
6.0
Thermal Shock Resistance, points 21
18

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.1
Chromium (Cr), % 27 to 27.9
0
Copper (Cu), % 0
52.5 to 57
Iron (Fe), % 58.1 to 62.8
0 to 0.1
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 1.1
0 to 0.050
Molybdenum (Mo), % 0.8 to 1.2
0
Nickel (Ni), % 7.0 to 8.2
43 to 46
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.010
0
Tungsten (W), % 2.1 to 2.5
0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.5