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C81400 Copper vs. EN 1.4565 Stainless Steel

C81400 copper belongs to the copper alloys classification, while EN 1.4565 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 C81400 copper and the bottom bar is EN 1.4565 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 11
35
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 41
81
Tensile Strength: Ultimate (UTS), MPa 370
880
Tensile Strength: Yield (Proof), MPa 250
480

Thermal Properties

Latent Heat of Fusion, J/g 210
310
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1090
1420
Melting Onset (Solidus), °C 1070
1380
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 260
12
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 61
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 33
28
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 2.8
5.4
Embodied Energy, MJ/kg 45
74
Embodied Water, L/kg 310
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
260
Resilience: Unit (Modulus of Resilience), kJ/m3 260
550
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 11
31
Strength to Weight: Bending, points 13
26
Thermal Diffusivity, mm2/s 75
3.2
Thermal Shock Resistance, points 13
21

Alloy Composition

Beryllium (Be), % 0.020 to 0.1
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0.6 to 1.0
24 to 26
Copper (Cu), % 98.4 to 99.38
0
Iron (Fe), % 0
41.2 to 50.7
Manganese (Mn), % 0
5.0 to 7.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 0
16 to 19
Niobium (Nb), % 0
0 to 0.15
Nitrogen (N), % 0
0.3 to 0.6
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Residuals, % 0 to 0.5
0