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C14181 Copper vs. EN 1.4347 Stainless Steel

C14181 copper belongs to the copper alloys classification, while EN 1.4347 stainless steel belongs to the iron alloys. There are 26 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 C14181 copper and the bottom bar is EN 1.4347 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
23
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
79
Tensile Strength: Ultimate (UTS), MPa 210
660
Tensile Strength: Yield (Proof), MPa 130
480

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1410
Melting Onset (Solidus), °C 1080
1370
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 380
15
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
16
Density, g/cm3 9.0
7.7
Embodied Carbon, kg CO2/kg material 2.6
3.1
Embodied Energy, MJ/kg 41
44
Embodied Water, L/kg 310
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
140
Resilience: Unit (Modulus of Resilience), kJ/m3 69
570
Stiffness to Weight: Axial, points 7.2
15
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.5
24
Strength to Weight: Bending, points 8.8
22
Thermal Diffusivity, mm2/s 110
4.0
Thermal Shock Resistance, points 7.4
19

Alloy Composition

Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0 to 0.0050
0 to 0.050
Chromium (Cr), % 0
25 to 27
Copper (Cu), % 99.9 to 100
0
Iron (Fe), % 0
62.2 to 69.4
Lead (Pb), % 0 to 0.0020
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
5.5 to 7.5
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0 to 0.0020
0 to 0.035
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 0 to 0.0020
0