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C18600 Copper vs. EN 1.4008 Stainless Steel

C18600 copper belongs to the copper alloys classification, while EN 1.4008 stainless steel belongs to the iron alloys. There are 28 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 C18600 copper and the bottom bar is EN 1.4008 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 8.0 to 11
17
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
76
Tensile Strength: Ultimate (UTS), MPa 520 to 580
670
Tensile Strength: Yield (Proof), MPa 500 to 520
500

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
760
Melting Completion (Liquidus), °C 1090
1450
Melting Onset (Solidus), °C 1070
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 280
25
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 70
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 71
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
8.0
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.9
2.1
Embodied Energy, MJ/kg 46
30
Embodied Water, L/kg 310
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44 to 58
100
Resilience: Unit (Modulus of Resilience), kJ/m3 1060 to 1180
630
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 16 to 18
24
Strength to Weight: Bending, points 16 to 17
22
Thermal Diffusivity, mm2/s 81
6.7
Thermal Shock Resistance, points 19 to 20
23

Alloy Composition

Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0.1 to 1.0
12 to 13.5
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 96.5 to 99.55
0
Iron (Fe), % 0.25 to 0.8
81.8 to 86.8
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0.2 to 0.5
Nickel (Ni), % 0 to 0.25
1.0 to 2.0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.025
Titanium (Ti), % 0.050 to 0.5
0
Zirconium (Zr), % 0.050 to 0.4
0
Residuals, % 0 to 0.5
0