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C14500 Copper vs. EN 1.4031 Stainless Steel

C14500 copper belongs to the copper alloys classification, while EN 1.4031 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 C14500 copper and the bottom bar is EN 1.4031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 12 to 50
11 to 13
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
76
Shear Strength, MPa 150 to 190
400 to 540
Tensile Strength: Ultimate (UTS), MPa 220 to 330
670 to 900
Tensile Strength: Yield (Proof), MPa 69 to 260
390 to 730

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
770
Melting Completion (Liquidus), °C 1080
1440
Melting Onset (Solidus), °C 1050
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 360
30
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 94
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 95
3.7

Otherwise Unclassified Properties

Base Metal Price, % relative 33
7.0
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 2.6
1.9
Embodied Energy, MJ/kg 42
27
Embodied Water, L/kg 310
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36 to 85
77 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 300
380 to 1360
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8 to 10
24 to 32
Strength to Weight: Bending, points 9.1 to 12
22 to 27
Thermal Diffusivity, mm2/s 100
8.1
Thermal Shock Resistance, points 8.0 to 12
23 to 32

Alloy Composition

Carbon (C), % 0
0.36 to 0.42
Chromium (Cr), % 0
12.5 to 14.5
Copper (Cu), % 99.2 to 99.596
0
Iron (Fe), % 0
83 to 87.1
Manganese (Mn), % 0
0 to 1.0
Phosphorus (P), % 0.0040 to 0.012
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tellurium (Te), % 0.4 to 0.7
0