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EN 1.0070 Steel vs. C70620 Copper-nickel

EN 1.0070 steel belongs to the iron alloys classification, while C70620 copper-nickel belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.0070 steel and the bottom bar is C70620 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 73
46
Tensile Strength: Ultimate (UTS), MPa 740
300 to 570

Thermal Properties

Latent Heat of Fusion, J/g 250
220
Maximum Temperature: Mechanical, °C 400
220
Melting Completion (Liquidus), °C 1470
1120
Melting Onset (Solidus), °C 1430
1060
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 53
49
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 1.7
33
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 1.4
3.4
Embodied Energy, MJ/kg 18
51
Embodied Water, L/kg 45
300

Common Calculations

Stiffness to Weight: Axial, points 13
7.7
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 26
9.3 to 18
Strength to Weight: Bending, points 23
11 to 17
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 23
10 to 20

Alloy Composition

Carbon (C), % 0
0 to 0.050
Copper (Cu), % 0
86.5 to 90
Iron (Fe), % 99.876 to 100
1.0 to 1.8
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
9.0 to 11
Nitrogen (N), % 0 to 0.014
0
Phosphorus (P), % 0 to 0.055
0 to 0.2
Sulfur (S), % 0 to 0.055
0 to 0.020
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.5