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C11000 Copper vs. EN 1.4550 Stainless Steel

C11000 copper belongs to the copper alloys classification, while EN 1.4550 stainless steel belongs to the iron alloys. There are 29 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 C11000 copper and the bottom bar is EN 1.4550 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 1.5 to 50
42
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Shear Strength, MPa 150 to 230
430
Tensile Strength: Ultimate (UTS), MPa 220 to 410
620
Tensile Strength: Yield (Proof), MPa 69 to 390
230

Thermal Properties

Latent Heat of Fusion, J/g 210
290
Maximum Temperature: Mechanical, °C 200
940
Melting Completion (Liquidus), °C 1080
1430
Melting Onset (Solidus), °C 1070
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 390
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 100
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
18
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.6
Embodied Energy, MJ/kg 41
51
Embodied Water, L/kg 310
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1 to 91
210
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 640
140
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8 to 13
22
Strength to Weight: Bending, points 9.0 to 14
21
Thermal Diffusivity, mm2/s 110
4.0
Thermal Shock Resistance, points 8.0 to 15
14

Alloy Composition

Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 99.9 to 100
0
Iron (Fe), % 0
64.9 to 74
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
9.0 to 12
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Residuals, % 0 to 0.1
0