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C17300 Copper vs. EN 1.4418 Stainless Steel

C17300 copper belongs to the copper alloys classification, while EN 1.4418 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C17300 copper and the bottom bar is EN 1.4418 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 3.0 to 23
16 to 20
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 45
77
Shear Strength, MPa 320 to 790
530 to 620
Tensile Strength: Ultimate (UTS), MPa 500 to 1380
860 to 1000
Tensile Strength: Yield (Proof), MPa 160 to 1200
540 to 790

Thermal Properties

Latent Heat of Fusion, J/g 230
280
Maximum Temperature: Mechanical, °C 270
870
Melting Completion (Liquidus), °C 980
1450
Melting Onset (Solidus), °C 870
1400
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 110
15
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 23
2.5

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 9.4
2.8
Embodied Energy, MJ/kg 150
39
Embodied Water, L/kg 310
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40 to 88
130 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 5410
730 to 1590
Stiffness to Weight: Axial, points 7.6
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 16 to 44
31 to 36
Strength to Weight: Bending, points 16 to 31
26 to 28
Thermal Diffusivity, mm2/s 32
4.0
Thermal Shock Resistance, points 17 to 48
31 to 36

Alloy Composition

Aluminum (Al), % 0 to 0.2
0
Beryllium (Be), % 1.8 to 2.0
0
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
15 to 17
Copper (Cu), % 95.5 to 97.8
0
Iron (Fe), % 0 to 0.4
73.2 to 80.2
Lead (Pb), % 0.2 to 0.6
0
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
0.8 to 1.5
Nickel (Ni), % 0.2 to 0.6
4.0 to 6.0
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.2
0 to 0.7
Sulfur (S), % 0
0 to 0.015
Residuals, % 0 to 0.5
0