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C14500 Copper vs. EN 1.4409 Stainless Steel

C14500 copper belongs to the copper alloys classification, while EN 1.4409 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C14500 copper and the bottom bar is EN 1.4409 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 12 to 50
34
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
78
Tensile Strength: Ultimate (UTS), MPa 220 to 330
490
Tensile Strength: Yield (Proof), MPa 69 to 260
220

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
990
Melting Completion (Liquidus), °C 1080
1440
Melting Onset (Solidus), °C 1050
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 360
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 94
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 95
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 33
19
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.7
Embodied Energy, MJ/kg 42
52
Embodied Water, L/kg 310
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36 to 85
140
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 300
120
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8 to 10
17
Strength to Weight: Bending, points 9.1 to 12
18
Thermal Diffusivity, mm2/s 100
4.1
Thermal Shock Resistance, points 8.0 to 12
11

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
18 to 20
Copper (Cu), % 99.2 to 99.596
0
Iron (Fe), % 0
61.7 to 71
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 0
9.0 to 12
Nitrogen (N), % 0
0 to 0.2
Phosphorus (P), % 0.0040 to 0.012
0 to 0.035
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0
0 to 0.025
Tellurium (Te), % 0.4 to 0.7
0