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EN 1.5026 Steel vs. C72700 Copper-nickel

EN 1.5026 steel belongs to the iron alloys classification, while C72700 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 1.5026 steel and the bottom bar is C72700 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
44
Tensile Strength: Ultimate (UTS), MPa 660 to 1980
460 to 1070

Thermal Properties

Latent Heat of Fusion, J/g 280
210
Maximum Temperature: Mechanical, °C 400
200
Melting Completion (Liquidus), °C 1440
1100
Melting Onset (Solidus), °C 1390
930
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 47
54
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
11

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
36
Density, g/cm3 7.7
8.8
Embodied Carbon, kg CO2/kg material 1.5
4.0
Embodied Energy, MJ/kg 19
62
Embodied Water, L/kg 46
350

Common Calculations

Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24 to 71
14 to 34
Strength to Weight: Bending, points 22 to 45
15 to 26
Thermal Diffusivity, mm2/s 13
16
Thermal Shock Resistance, points 20 to 60
16 to 38

Alloy Composition

Carbon (C), % 0.52 to 0.6
0
Copper (Cu), % 0
82.1 to 86
Iron (Fe), % 96.5 to 97.3
0 to 0.5
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 0
0 to 0.15
Manganese (Mn), % 0.6 to 0.9
0.050 to 0.3
Nickel (Ni), % 0
8.5 to 9.5
Niobium (Nb), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 1.6 to 2.0
0
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
5.5 to 6.5
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.3