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EN 1.6957 Steel vs. C70600 Copper-nickel

EN 1.6957 steel belongs to the iron alloys classification, while C70600 copper-nickel belongs to the copper alloys. There are 29 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 1.6957 steel and the bottom bar is C70600 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 18
3.0 to 34
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
46
Shear Strength, MPa 570
190 to 330
Tensile Strength: Ultimate (UTS), MPa 930
290 to 570
Tensile Strength: Yield (Proof), MPa 780
63 to 270

Thermal Properties

Latent Heat of Fusion, J/g 250
220
Maximum Temperature: Mechanical, °C 450
220
Melting Completion (Liquidus), °C 1460
1150
Melting Onset (Solidus), °C 1420
1100
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 47
44
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.9
9.8
Electrical Conductivity: Equal Weight (Specific), % IACS 9.1
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
33
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 2.1
3.4
Embodied Energy, MJ/kg 29
51
Embodied Water, L/kg 60
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
6.5 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 1630
16 to 290
Stiffness to Weight: Axial, points 13
7.7
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 33
9.1 to 18
Strength to Weight: Bending, points 27
11 to 17
Thermal Diffusivity, mm2/s 13
13
Thermal Shock Resistance, points 27
9.8 to 19

Alloy Composition

Carbon (C), % 0.22 to 0.32
0
Chromium (Cr), % 1.2 to 1.8
0
Copper (Cu), % 0
84.7 to 90
Iron (Fe), % 92.7 to 94.7
1.0 to 1.8
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.15 to 0.4
0 to 1.0
Molybdenum (Mo), % 0.25 to 0.45
0
Nickel (Ni), % 3.4 to 4.0
9.0 to 11
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.15
0
Sulfur (S), % 0 to 0.0070
0
Vanadium (V), % 0.050 to 0.15
0
Zinc (Zn), % 0
0 to 1.0
Residuals, % 0
0 to 0.5