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C11400 Copper vs. AISI 304N Stainless Steel

C11400 copper belongs to the copper alloys classification, while AISI 304N stainless steel belongs to the iron alloys. There are 29 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 C11400 copper and the bottom bar is AISI 304N stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 2.8 to 51
9.1 to 45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Shear Strength, MPa 150 to 210
420 to 700
Tensile Strength: Ultimate (UTS), MPa 220 to 400
620 to 1180
Tensile Strength: Yield (Proof), MPa 75 to 400
270 to 850

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 390
16
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 100
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 32
15
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.0
Embodied Energy, MJ/kg 42
43
Embodied Water, L/kg 350
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 90
98 to 280
Resilience: Unit (Modulus of Resilience), kJ/m3 24 to 680
180 to 1830
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8 to 12
22 to 42
Strength to Weight: Bending, points 9.1 to 14
21 to 32
Thermal Diffusivity, mm2/s 110
4.2
Thermal Shock Resistance, points 7.8 to 14
14 to 26

Alloy Composition

Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
18 to 20
Copper (Cu), % 99.84 to 99.966
0
Iron (Fe), % 0
66.4 to 73.9
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
8.0 to 10.5
Nitrogen (N), % 0
0.1 to 0.16
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 0.75
Silver (Ag), % 0.034 to 0.060
0
Sulfur (S), % 0
0 to 0.030
Residuals, % 0 to 0.1
0