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CR022A Copper vs. ACI-ASTM CF3 Steel

CR022A copper belongs to the copper alloys classification, while ACI-ASTM CF3 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 CR022A copper and the bottom bar is ACI-ASTM CF3 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
60
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 230
510
Tensile Strength: Yield (Proof), MPa 140
250

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
960
Melting Completion (Liquidus), °C 1090
1420
Melting Onset (Solidus), °C 1040
1450
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 380
16
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 100
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
16
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.2
Embodied Energy, MJ/kg 41
45
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
250
Resilience: Unit (Modulus of Resilience), kJ/m3 83
160
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.1
18
Strength to Weight: Bending, points 9.3
18
Thermal Diffusivity, mm2/s 110
4.3
Thermal Shock Resistance, points 8.1
11

Alloy Composition

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 to 0.030
Chromium (Cr), % 0
17 to 21
Copper (Cu), % 99.99 to 99.999
0
Iron (Fe), % 0 to 0.0010
62.9 to 75
Lead (Pb), % 0 to 0.00050
0
Manganese (Mn), % 0 to 0.00050
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.0010
8.0 to 12
Phosphorus (P), % 0.0010 to 0.0060
0 to 0.040
Selenium (Se), % 0 to 0.00020
0
Silicon (Si), % 0
0 to 2.0
Silver (Ag), % 0 to 0.0025
0
Sulfur (S), % 0 to 0.0015
0 to 0.040
Tellurium (Te), % 0 to 0.00020
0
Tin (Sn), % 0 to 0.00020
0
Zinc (Zn), % 0 to 0.00010
0