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C14200 Copper vs. S82031 Stainless Steel

C14200 copper belongs to the copper alloys classification, while S82031 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C14200 copper and the bottom bar is S82031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.0 to 45
39
Fatigue Strength, MPa 76 to 130
490
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
78
Shear Strength, MPa 150 to 200
540
Tensile Strength: Ultimate (UTS), MPa 220 to 370
780
Tensile Strength: Yield (Proof), MPa 75 to 340
570

Thermal Properties

Latent Heat of Fusion, J/g 210
290
Maximum Temperature: Mechanical, °C 200
980
Melting Completion (Liquidus), °C 1080
1430
Melting Onset (Solidus), °C 1030
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 190
15
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 45
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 31
13
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 41
39
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29 to 83
280
Resilience: Unit (Modulus of Resilience), kJ/m3 24 to 500
820
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8 to 11
28
Strength to Weight: Bending, points 9.1 to 13
24
Thermal Diffusivity, mm2/s 56
3.9
Thermal Shock Resistance, points 7.9 to 13
22

Alloy Composition

Arsenic (As), % 0.15 to 0.5
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
19 to 22
Copper (Cu), % 99.4 to 99.835
0 to 1.0
Iron (Fe), % 0
68 to 78.3
Manganese (Mn), % 0
0 to 2.5
Molybdenum (Mo), % 0
0.6 to 1.4
Nickel (Ni), % 0
2.0 to 4.0
Nitrogen (N), % 0
0.14 to 0.24
Phosphorus (P), % 0.015 to 0.040
0 to 0.040
Silicon (Si), % 0
0 to 0.8
Sulfur (S), % 0
0 to 0.0050