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C15900 Copper vs. N08031 Stainless Steel

C15900 copper belongs to the copper alloys classification, while N08031 stainless steel belongs to the iron alloys. There are 27 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 C15900 copper and the bottom bar is N08031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 6.5
45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
81
Shear Strength, MPa 420
510
Tensile Strength: Ultimate (UTS), MPa 720
730
Tensile Strength: Yield (Proof), MPa 240
310

Thermal Properties

Latent Heat of Fusion, J/g 210
310
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1440
Melting Onset (Solidus), °C 1030
1390
Specific Heat Capacity, J/kg-K 390
460
Thermal Conductivity, W/m-K 280
12
Thermal Expansion, µm/m-K 17
18

Otherwise Unclassified Properties

Base Metal Price, % relative 30
39
Density, g/cm3 8.8
8.1
Embodied Carbon, kg CO2/kg material 2.8
7.1
Embodied Energy, MJ/kg 45
96
Embodied Water, L/kg 310
240

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
270
Resilience: Unit (Modulus of Resilience), kJ/m3 260
230
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 23
25
Strength to Weight: Bending, points 20
22
Thermal Diffusivity, mm2/s 80
3.1
Thermal Shock Resistance, points 26
14

Alloy Composition

Aluminum (Al), % 0.76 to 0.84
0
Carbon (C), % 0.27 to 0.33
0 to 0.015
Chromium (Cr), % 0
26 to 28
Copper (Cu), % 97.5 to 97.9
1.0 to 1.4
Iron (Fe), % 0 to 0.040
29 to 36.9
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0
30 to 32
Nitrogen (N), % 0
0.15 to 0.25
Oxygen (O), % 0.4 to 0.54
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.3
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0.66 to 0.74
0