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CR023A Copper vs. EN 1.7233 Steel

CR023A copper belongs to the copper alloys classification, while EN 1.7233 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CR023A copper and the bottom bar is EN 1.7233 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
18 to 23
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
73
Tensile Strength: Ultimate (UTS), MPa 220
700 to 960
Tensile Strength: Yield (Proof), MPa 130
380 to 780

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Maximum Temperature: Mechanical, °C 200
430
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 380
39
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 100
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 31
3.0
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.6
Embodied Energy, MJ/kg 41
21
Embodied Water, L/kg 320
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
110 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 76
380 to 1630
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.8
25 to 34
Strength to Weight: Bending, points 9.0
22 to 28
Thermal Diffusivity, mm2/s 110
11
Thermal Shock Resistance, points 7.8
21 to 28

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0.39 to 0.45
Chromium (Cr), % 0
1.2 to 1.5
Copper (Cu), % 99.9 to 99.995
0
Iron (Fe), % 0
96.2 to 97.5
Lead (Pb), % 0 to 0.0050
0
Manganese (Mn), % 0
0.4 to 0.7
Molybdenum (Mo), % 0
0.5 to 0.7
Phosphorus (P), % 0.0050 to 0.013
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Silver (Ag), % 0 to 0.015
0
Sulfur (S), % 0
0 to 0.035