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C55181 Copper vs. EN 1.4412 Stainless Steel

C55181 copper belongs to the copper alloys classification, while EN 1.4412 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is C55181 copper and the bottom bar is EN 1.4412 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
490

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 200
1000
Melting Completion (Liquidus), °C 790
1450
Melting Onset (Solidus), °C 710
1400
Specific Heat Capacity, J/kg-K 410
470
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 28
20
Density, g/cm3 8.5
7.9
Embodied Carbon, kg CO2/kg material 2.4
4.1
Embodied Energy, MJ/kg 38
56
Embodied Water, L/kg 290
160

Common Calculations

Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 6.5
17
Strength to Weight: Bending, points 8.9
18
Thermal Shock Resistance, points 8.2
11

Alloy Composition

Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
18 to 20
Copper (Cu), % 92.4 to 93
0
Iron (Fe), % 0
60.4 to 69
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
3.0 to 3.5
Nickel (Ni), % 0
10 to 13
Phosphorus (P), % 7.0 to 7.5
0 to 0.040
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0
0 to 0.030
Residuals, % 0 to 0.15
0