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EN 1.3520 Steel vs. C72900 Copper-nickel

EN 1.3520 steel belongs to the iron alloys classification, while C72900 copper-nickel belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.3520 steel and the bottom bar is C72900 copper-nickel.

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
45
Tensile Strength: Ultimate (UTS), MPa 620 to 730
870 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 260
210
Maximum Temperature: Mechanical, °C 430
210
Melting Completion (Liquidus), °C 1440
1120
Melting Onset (Solidus), °C 1400
950
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 43
29
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
39
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 1.5
4.6
Embodied Energy, MJ/kg 20
72
Embodied Water, L/kg 54
360

Common Calculations

Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 22 to 26
27 to 34
Strength to Weight: Bending, points 21 to 23
23 to 27
Thermal Diffusivity, mm2/s 12
8.6
Thermal Shock Resistance, points 18 to 22
31 to 38

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.93 to 1.1
0
Chromium (Cr), % 1.4 to 1.7
0
Copper (Cu), % 0 to 0.3
74.1 to 78
Iron (Fe), % 95.9 to 97.2
0 to 0.5
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 0
0 to 0.15
Manganese (Mn), % 1.0 to 1.2
0 to 0.3
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 0
14.5 to 15.5
Niobium (Nb), % 0
0 to 0.1
Oxygen (O), % 0 to 0.0015
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.45 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
7.5 to 8.5
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.3