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C18100 Copper vs. AISI 415 Stainless Steel

C18100 copper belongs to the copper alloys classification, while AISI 415 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 C18100 copper and the bottom bar is AISI 415 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.3
17
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 47
76
Shear Strength, MPa 300
550
Tensile Strength: Ultimate (UTS), MPa 510
900
Tensile Strength: Yield (Proof), MPa 460
700

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Maximum Temperature: Mechanical, °C 200
780
Melting Completion (Liquidus), °C 1080
1450
Melting Onset (Solidus), °C 1020
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 320
24
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 80
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 81
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 31
11
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.5
Embodied Energy, MJ/kg 43
35
Embodied Water, L/kg 310
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
140
Resilience: Unit (Modulus of Resilience), kJ/m3 900
1250
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 16
32
Strength to Weight: Bending, points 16
26
Thermal Diffusivity, mm2/s 94
6.4
Thermal Shock Resistance, points 18
33

Alloy Composition

Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0.4 to 1.2
11.5 to 14
Copper (Cu), % 98.7 to 99.49
0
Iron (Fe), % 0
77.8 to 84
Magnesium (Mg), % 0.030 to 0.060
0
Manganese (Mn), % 0
0.5 to 1.0
Molybdenum (Mo), % 0
0.5 to 1.0
Nickel (Ni), % 0
3.5 to 5.5
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.030
Zirconium (Zr), % 0.080 to 0.2
0
Residuals, % 0 to 0.5
0