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EN 1.5026 Steel vs. C70700 Copper-nickel

EN 1.5026 steel belongs to the iron alloys classification, while C70700 copper-nickel belongs to the copper alloys. There are 25 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 1.5026 steel and the bottom bar is C70700 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 480
73
Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
46
Tensile Strength: Ultimate (UTS), MPa 660 to 1980
320

Thermal Properties

Latent Heat of Fusion, J/g 280
220
Maximum Temperature: Mechanical, °C 400
220
Melting Completion (Liquidus), °C 1440
1120
Melting Onset (Solidus), °C 1390
1060
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 47
59
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
12

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
34
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 1.5
3.4
Embodied Energy, MJ/kg 19
52
Embodied Water, L/kg 46
300

Common Calculations

Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24 to 71
10
Strength to Weight: Bending, points 22 to 45
12
Thermal Diffusivity, mm2/s 13
17
Thermal Shock Resistance, points 20 to 60
12

Alloy Composition

Carbon (C), % 0.52 to 0.6
0
Copper (Cu), % 0
88.5 to 90.5
Iron (Fe), % 96.5 to 97.3
0 to 0.050
Manganese (Mn), % 0.6 to 0.9
0 to 0.5
Nickel (Ni), % 0
9.5 to 10.5
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 1.6 to 2.0
0
Sulfur (S), % 0 to 0.025
0
Residuals, % 0
0 to 0.5