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C14500 Copper vs. EN 1.4458 Stainless Steel

C14500 copper belongs to the copper alloys classification, while EN 1.4458 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 1.4458 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
510
Tensile Strength: Yield (Proof), MPa 69 to 260
190

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1420
Melting Onset (Solidus), °C 1050
1370
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 360
16
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 94
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 95
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 33
30
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 2.6
5.4
Embodied Energy, MJ/kg 42
75
Embodied Water, L/kg 310
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36 to 85
140
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 300
89
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
24
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
4.2
Thermal Shock Resistance, points 8.0 to 12
12

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
19 to 22
Copper (Cu), % 99.2 to 99.596
0 to 2.0
Iron (Fe), % 0
40.2 to 53
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 0
26 to 30
Nitrogen (N), % 0
0 to 0.2
Phosphorus (P), % 0.0040 to 0.012
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.025
Tellurium (Te), % 0.4 to 0.7
0