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CR022A Copper vs. EN 1.7108 Steel

CR022A copper belongs to the copper alloys classification, while EN 1.7108 steel belongs to the iron alloys. There are 24 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 1.7108 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
72
Tensile Strength: Ultimate (UTS), MPa 230
670 to 2070

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
410
Melting Completion (Liquidus), °C 1090
1430
Melting Onset (Solidus), °C 1040
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 380
46
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 100
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
2.1
Density, g/cm3 9.0
7.7
Embodied Carbon, kg CO2/kg material 2.6
1.5
Embodied Energy, MJ/kg 41
20
Embodied Water, L/kg 310
47

Common Calculations

Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.1
24 to 75
Strength to Weight: Bending, points 9.3
22 to 47
Thermal Diffusivity, mm2/s 110
12
Thermal Shock Resistance, points 8.1
20 to 63

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
0.57 to 0.65
Chromium (Cr), % 0
0.2 to 0.45
Copper (Cu), % 99.99 to 99.999
0
Iron (Fe), % 0 to 0.0010
95.9 to 96.9
Lead (Pb), % 0 to 0.00050
0
Manganese (Mn), % 0 to 0.00050
0.7 to 1.0
Nickel (Ni), % 0 to 0.0010
0
Phosphorus (P), % 0.0010 to 0.0060
0 to 0.025
Selenium (Se), % 0 to 0.00020
0
Silicon (Si), % 0
1.6 to 2.0
Silver (Ag), % 0 to 0.0025
0
Sulfur (S), % 0 to 0.0015
0 to 0.025
Tellurium (Te), % 0 to 0.00020
0
Tin (Sn), % 0 to 0.00020
0
Zinc (Zn), % 0 to 0.00010
0