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C11400 Copper vs. EN 1.4469 Stainless Steel

C11400 copper belongs to the copper alloys classification, while EN 1.4469 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C11400 copper and the bottom bar is EN 1.4469 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 2.8 to 51
25
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
81
Tensile Strength: Ultimate (UTS), MPa 220 to 400
740
Tensile Strength: Yield (Proof), MPa 75 to 400
550

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1450
Melting Onset (Solidus), °C 1030
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 390
17
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 100
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 32
21
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
4.1
Embodied Energy, MJ/kg 42
57
Embodied Water, L/kg 350
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 90
170
Resilience: Unit (Modulus of Resilience), kJ/m3 24 to 680
730
Stiffness to Weight: Axial, points 7.2
15
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8 to 12
26
Strength to Weight: Bending, points 9.1 to 14
23
Thermal Diffusivity, mm2/s 110
4.6
Thermal Shock Resistance, points 7.8 to 14
20

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
25 to 27
Copper (Cu), % 99.84 to 99.966
0 to 1.3
Iron (Fe), % 0
56.4 to 65.9
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
3.0 to 5.0
Nickel (Ni), % 0
6.0 to 8.0
Nitrogen (N), % 0
0.12 to 0.22
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0.034 to 0.060
0
Sulfur (S), % 0
0 to 0.025
Residuals, % 0 to 0.1
0