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EN 1.7108 Steel vs. CR024A Copper

EN 1.7108 steel belongs to the iron alloys classification, while CR024A copper belongs to the copper 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 EN 1.7108 steel and the bottom bar is CR024A copper.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

Latent Heat of Fusion, J/g 280
210
Maximum Temperature: Mechanical, °C 410
200
Melting Completion (Liquidus), °C 1430
1090
Melting Onset (Solidus), °C 1390
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 46
370
Thermal Expansion, µm/m-K 13
17

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
31
Density, g/cm3 7.7
9.0
Embodied Carbon, kg CO2/kg material 1.5
2.6
Embodied Energy, MJ/kg 20
41
Embodied Water, L/kg 47
320

Common Calculations

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

Alloy Composition

Carbon (C), % 0.57 to 0.65
0
Chromium (Cr), % 0.2 to 0.45
0
Copper (Cu), % 0
99.9 to 99.985
Iron (Fe), % 95.9 to 96.9
0
Manganese (Mn), % 0.7 to 1.0
0
Phosphorus (P), % 0 to 0.025
0.015 to 0.040
Silicon (Si), % 1.6 to 2.0
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.025
0