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C55181 Copper vs. EN 1.4659 Stainless Steel

C55181 copper belongs to the copper alloys classification, while EN 1.4659 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 EN 1.4659 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 40
81
Tensile Strength: Ultimate (UTS), MPa 200
900

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 790
1480
Melting Onset (Solidus), °C 710
1430
Specific Heat Capacity, J/kg-K 410
460
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 28
37
Density, g/cm3 8.5
8.2
Embodied Carbon, kg CO2/kg material 2.4
6.5
Embodied Energy, MJ/kg 38
89
Embodied Water, L/kg 290
220

Common Calculations

Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 6.5
31
Strength to Weight: Bending, points 8.9
25
Thermal Shock Resistance, points 8.2
19

Alloy Composition

Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 92.4 to 93
1.0 to 2.0
Iron (Fe), % 0
35.7 to 45.7
Manganese (Mn), % 0
2.0 to 4.0
Molybdenum (Mo), % 0
5.5 to 6.5
Nickel (Ni), % 0
21 to 23
Nitrogen (N), % 0
0.35 to 0.5
Phosphorus (P), % 7.0 to 7.5
0 to 0.030
Silicon (Si), % 0
0 to 0.7
Sulfur (S), % 0
0 to 0.010
Tungsten (W), % 0
1.5 to 2.5
Residuals, % 0 to 0.15
0