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CR012A Copper vs. EN 1.0220 Steel

CR012A copper belongs to the copper alloys classification, while EN 1.0220 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is CR012A copper and the bottom bar is EN 1.0220 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
23
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
73
Tensile Strength: Ultimate (UTS), MPa 220
390
Tensile Strength: Yield (Proof), MPa 130
290

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Maximum Temperature: Mechanical, °C 200
400
Melting Completion (Liquidus), °C 1090
1460
Melting Onset (Solidus), °C 1040
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 390
51
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 100
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 33
1.8
Density, g/cm3 9.0
7.9
Embodied Carbon, kg CO2/kg material 2.7
1.4
Embodied Energy, MJ/kg 42
18
Embodied Water, L/kg 360
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
80
Resilience: Unit (Modulus of Resilience), kJ/m3 76
230
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.8
14
Strength to Weight: Bending, points 9.0
15
Thermal Diffusivity, mm2/s 110
14
Thermal Shock Resistance, points 7.8
12

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.16
Copper (Cu), % 99.85 to 99.94
0
Iron (Fe), % 0
98.2 to 100
Manganese (Mn), % 0
0 to 1.2
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 0.35
Silver (Ag), % 0.060 to 0.080
0
Sulfur (S), % 0
0 to 0.045