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C15900 Copper vs. EN 1.4306 Stainless Steel

C15900 copper belongs to the copper alloys classification, while EN 1.4306 stainless steel belongs to the iron alloys. There are 29 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 C15900 copper and the bottom bar is EN 1.4306 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 6.5
14 to 45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Shear Strength, MPa 420
400 to 550
Tensile Strength: Ultimate (UTS), MPa 720
580 to 900
Tensile Strength: Yield (Proof), MPa 240
210 to 570

Thermal Properties

Latent Heat of Fusion, J/g 210
290
Maximum Temperature: Mechanical, °C 200
960
Melting Completion (Liquidus), °C 1080
1420
Melting Onset (Solidus), °C 1030
1380
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 280
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 48
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 49
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 30
16
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 2.8
3.2
Embodied Energy, MJ/kg 45
45
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
110 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 260
110 to 820
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 23
21 to 32
Strength to Weight: Bending, points 20
20 to 27
Thermal Diffusivity, mm2/s 80
4.0
Thermal Shock Resistance, points 26
13 to 20

Alloy Composition

Aluminum (Al), % 0.76 to 0.84
0
Carbon (C), % 0.27 to 0.33
0 to 0.030
Chromium (Cr), % 0
18 to 20
Copper (Cu), % 97.5 to 97.9
0
Iron (Fe), % 0 to 0.040
64.8 to 72
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
10 to 12
Nitrogen (N), % 0
0 to 0.1
Oxygen (O), % 0.4 to 0.54
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0.66 to 0.74
0