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C14181 Copper vs. S34565 Stainless Steel

C14181 copper belongs to the copper alloys classification, while S34565 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C14181 copper and the bottom bar is S34565 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 15
39
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
80
Tensile Strength: Ultimate (UTS), MPa 210
900
Tensile Strength: Yield (Proof), MPa 130
470

Thermal Properties

Latent Heat of Fusion, J/g 210
310
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1420
Melting Onset (Solidus), °C 1080
1380
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 380
12
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 31
28
Density, g/cm3 9.0
7.9
Embodied Carbon, kg CO2/kg material 2.6
5.3
Embodied Energy, MJ/kg 41
73
Embodied Water, L/kg 310
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
300
Resilience: Unit (Modulus of Resilience), kJ/m3 69
540
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.5
32
Strength to Weight: Bending, points 8.8
26
Thermal Diffusivity, mm2/s 110
3.2
Thermal Shock Resistance, points 7.4
22

Alloy Composition

Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0 to 0.0050
0 to 0.030
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 99.9 to 100
0
Iron (Fe), % 0
43.2 to 51.6
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
5.0 to 7.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 0
16 to 18
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0.4 to 0.6
Phosphorus (P), % 0 to 0.0020
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.010
Zinc (Zn), % 0 to 0.0020
0