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CR022A Copper vs. EN 1.8550 Steel

CR022A copper belongs to the copper alloys classification, while EN 1.8550 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is CR022A copper and the bottom bar is EN 1.8550 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
11
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
73
Tensile Strength: Ultimate (UTS), MPa 230
1000
Tensile Strength: Yield (Proof), MPa 140
760

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Maximum Temperature: Mechanical, °C 200
440
Melting Completion (Liquidus), °C 1090
1450
Melting Onset (Solidus), °C 1040
1410
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 380
40
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 100
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 31
3.4
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.7
Embodied Energy, MJ/kg 41
23
Embodied Water, L/kg 310
67

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
100
Resilience: Unit (Modulus of Resilience), kJ/m3 83
1550
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 7.1
36
Strength to Weight: Bending, points 9.3
29
Thermal Diffusivity, mm2/s 110
11
Thermal Shock Resistance, points 8.1
29

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Antimony (Sb), % 0 to 0.00040
0
Arsenic (As), % 0 to 0.00050
0
Bismuth (Bi), % 0 to 0.00020
0
Cadmium (Cd), % 0 to 0.00010
0
Carbon (C), % 0
0.3 to 0.37
Chromium (Cr), % 0
1.5 to 1.8
Copper (Cu), % 99.99 to 99.999
0
Iron (Fe), % 0 to 0.0010
94.4 to 96.3
Lead (Pb), % 0 to 0.00050
0
Manganese (Mn), % 0 to 0.00050
0.4 to 0.7
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 0 to 0.0010
0.85 to 1.2
Phosphorus (P), % 0.0010 to 0.0060
0 to 0.025
Selenium (Se), % 0 to 0.00020
0
Silicon (Si), % 0
0 to 0.4
Silver (Ag), % 0 to 0.0025
0
Sulfur (S), % 0 to 0.0015
0 to 0.035
Tellurium (Te), % 0 to 0.00020
0
Tin (Sn), % 0 to 0.00020
0
Zinc (Zn), % 0 to 0.00010
0