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C19010 Copper vs. S31266 Stainless Steel

C19010 copper belongs to the copper alloys classification, while S31266 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C19010 copper and the bottom bar is S31266 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 2.4 to 22
40
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
81
Shear Strength, MPa 210 to 360
590
Tensile Strength: Ultimate (UTS), MPa 330 to 640
860
Tensile Strength: Yield (Proof), MPa 260 to 620
470

Thermal Properties

Latent Heat of Fusion, J/g 210
310
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1060
1470
Melting Onset (Solidus), °C 1010
1420
Specific Heat Capacity, J/kg-K 390
460
Thermal Conductivity, W/m-K 260
12
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 48 to 63
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 48 to 63
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 31
37
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 2.7
6.5
Embodied Energy, MJ/kg 42
89
Embodied Water, L/kg 310
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.3 to 140
290
Resilience: Unit (Modulus of Resilience), kJ/m3 290 to 1680
540
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 10 to 20
29
Strength to Weight: Bending, points 12 to 18
24
Thermal Diffusivity, mm2/s 75
3.1
Thermal Shock Resistance, points 12 to 23
18

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 97.3 to 99.04
1.0 to 2.5
Iron (Fe), % 0
34.1 to 46
Manganese (Mn), % 0
2.0 to 4.0
Molybdenum (Mo), % 0
5.2 to 6.2
Nickel (Ni), % 0.8 to 1.8
21 to 24
Nitrogen (N), % 0
0.35 to 0.6
Phosphorus (P), % 0.010 to 0.050
0 to 0.035
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Tungsten (W), % 0
1.5 to 2.5
Residuals, % 0 to 0.5
0