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N08904 Stainless Steel vs. C96600 Copper

N08904 stainless steel belongs to the iron alloys classification, while C96600 copper belongs to the copper alloys. They have a modest 29% of their average alloy composition in common, which, by itself, doesn't mean much. 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 N08904 stainless steel and the bottom bar is C96600 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
140
Elongation at Break, % 38
7.0
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 79
52
Tensile Strength: Ultimate (UTS), MPa 540
760
Tensile Strength: Yield (Proof), MPa 240
480

Thermal Properties

Latent Heat of Fusion, J/g 300
240
Maximum Temperature: Mechanical, °C 1100
280
Melting Completion (Liquidus), °C 1440
1180
Melting Onset (Solidus), °C 1390
1100
Specific Heat Capacity, J/kg-K 470
400
Thermal Conductivity, W/m-K 12
30
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
4.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
4.1

Otherwise Unclassified Properties

Base Metal Price, % relative 32
65
Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 5.8
7.0
Embodied Energy, MJ/kg 79
100
Embodied Water, L/kg 200
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
47
Resilience: Unit (Modulus of Resilience), kJ/m3 150
830
Stiffness to Weight: Axial, points 14
8.7
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 19
24
Strength to Weight: Bending, points 18
21
Thermal Diffusivity, mm2/s 3.1
8.4
Thermal Shock Resistance, points 12
25

Alloy Composition

Beryllium (Be), % 0
0.4 to 0.7
Carbon (C), % 0 to 0.020
0
Chromium (Cr), % 19 to 23
0
Copper (Cu), % 1.0 to 2.0
63.5 to 69.8
Iron (Fe), % 38.8 to 53
0.8 to 1.1
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 4.0 to 5.0
0
Nickel (Ni), % 23 to 28
29 to 33
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0 to 0.15
Sulfur (S), % 0 to 0.035
0
Residuals, % 0
0 to 0.5