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C55181 Copper vs. EN 1.3975 Stainless Steel

C55181 copper belongs to the copper alloys classification, while EN 1.3975 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C55181 copper and the bottom bar is EN 1.3975 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 200
660

Thermal Properties

Latent Heat of Fusion, J/g 190
340
Maximum Temperature: Mechanical, °C 200
910
Melting Completion (Liquidus), °C 790
1360
Melting Onset (Solidus), °C 710
1320
Specific Heat Capacity, J/kg-K 410
500
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 28
15
Density, g/cm3 8.5
7.5
Embodied Carbon, kg CO2/kg material 2.4
3.3
Embodied Energy, MJ/kg 38
47
Embodied Water, L/kg 290
150

Common Calculations

Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 19
26
Strength to Weight: Axial, points 6.5
24
Strength to Weight: Bending, points 8.9
22
Thermal Shock Resistance, points 8.2
15

Alloy Composition

Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 92.4 to 93
0
Iron (Fe), % 0
58.2 to 65.4
Manganese (Mn), % 0
7.0 to 9.0
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 0
8.0 to 9.0
Nitrogen (N), % 0
0.080 to 0.18
Phosphorus (P), % 7.0 to 7.5
0 to 0.045
Silicon (Si), % 0
3.5 to 4.5
Sulfur (S), % 0
0 to 0.030
Residuals, % 0 to 0.15
0