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C18100 Copper vs. EN 1.4886 Stainless Steel

C18100 copper belongs to the copper alloys classification, while EN 1.4886 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C18100 copper and the bottom bar is EN 1.4886 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.3
45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 47
76
Shear Strength, MPa 300
400
Tensile Strength: Ultimate (UTS), MPa 510
580
Tensile Strength: Yield (Proof), MPa 460
300

Thermal Properties

Latent Heat of Fusion, J/g 210
320
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1390
Melting Onset (Solidus), °C 1020
1340
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 320
12
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 80
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 81
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 31
31
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 2.7
5.4
Embodied Energy, MJ/kg 43
76
Embodied Water, L/kg 310
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
220
Resilience: Unit (Modulus of Resilience), kJ/m3 900
230
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 16
20
Strength to Weight: Bending, points 16
19
Thermal Diffusivity, mm2/s 94
3.1
Thermal Shock Resistance, points 18
14

Alloy Composition

Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0.4 to 1.2
17 to 20
Copper (Cu), % 98.7 to 99.49
0
Iron (Fe), % 0
38.7 to 49
Magnesium (Mg), % 0.030 to 0.060
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
33 to 37
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
1.0 to 2.0
Sulfur (S), % 0
0 to 0.015
Zirconium (Zr), % 0.080 to 0.2
0
Residuals, % 0 to 0.5
0