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C55181 Copper vs. N08904 Stainless Steel

C55181 copper belongs to the copper alloys classification, while N08904 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is C55181 copper and the bottom bar is N08904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 40
79
Tensile Strength: Ultimate (UTS), MPa 200
540

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 790
1440
Melting Onset (Solidus), °C 710
1390
Specific Heat Capacity, J/kg-K 410
470
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 28
32
Density, g/cm3 8.5
8.1
Embodied Carbon, kg CO2/kg material 2.4
5.8
Embodied Energy, MJ/kg 38
79
Embodied Water, L/kg 290
200

Common Calculations

Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 6.5
19
Strength to Weight: Bending, points 8.9
18
Thermal Shock Resistance, points 8.2
12

Alloy Composition

Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
19 to 23
Copper (Cu), % 92.4 to 93
1.0 to 2.0
Iron (Fe), % 0
38.8 to 53
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 0
23 to 28
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 7.0 to 7.5
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.035
Residuals, % 0 to 0.15
0