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C18400 Copper vs. EN 1.4107 Stainless Steel

C18400 copper belongs to the copper alloys classification, while EN 1.4107 stainless steel belongs to the iron alloys. There are 28 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 C18400 copper and the bottom bar is EN 1.4107 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 13 to 50
18 to 21
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
76
Tensile Strength: Ultimate (UTS), MPa 270 to 490
620 to 700
Tensile Strength: Yield (Proof), MPa 110 to 480
400 to 570

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Maximum Temperature: Mechanical, °C 200
740
Melting Completion (Liquidus), °C 1080
1450
Melting Onset (Solidus), °C 1070
1410
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 320
27
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 80
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 81
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
7.5
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.6
2.1
Embodied Energy, MJ/kg 41
30
Embodied Water, L/kg 310
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 120
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 54 to 980
420 to 840
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 8.5 to 15
22 to 25
Strength to Weight: Bending, points 10 to 16
21 to 22
Thermal Diffusivity, mm2/s 94
7.2
Thermal Shock Resistance, points 9.6 to 17
22 to 25

Alloy Composition

Arsenic (As), % 0 to 0.0050
0
Calcium (Ca), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0.4 to 1.2
11.5 to 12.5
Copper (Cu), % 97.2 to 99.6
0 to 0.3
Iron (Fe), % 0 to 0.15
83.8 to 87.2
Lithium (Li), % 0 to 0.050
0
Manganese (Mn), % 0
0.5 to 0.8
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
0.8 to 1.5
Phosphorus (P), % 0 to 0.050
0 to 0.030
Silicon (Si), % 0 to 0.1
0 to 0.4
Sulfur (S), % 0
0 to 0.020
Vanadium (V), % 0
0 to 0.080
Zinc (Zn), % 0 to 0.7
0
Residuals, % 0 to 0.5
0

Comparable Variants