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EN 1.6220 Steel vs. C72800 Copper-nickel

EN 1.6220 steel belongs to the iron alloys classification, while C72800 copper-nickel belongs to the copper alloys. There are 28 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 1.6220 steel and the bottom bar is C72800 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 23 to 25
3.9 to 23
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
44
Tensile Strength: Ultimate (UTS), MPa 550 to 580
520 to 1270
Tensile Strength: Yield (Proof), MPa 340
250 to 1210

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 400
200
Melting Completion (Liquidus), °C 1460
1080
Melting Onset (Solidus), °C 1420
920
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 52
55
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
11

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
38
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 1.5
4.4
Embodied Energy, MJ/kg 19
68
Embodied Water, L/kg 48
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
37 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 310
260 to 5650
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 19 to 20
17 to 40
Strength to Weight: Bending, points 19 to 20
16 to 30
Thermal Diffusivity, mm2/s 14
17
Thermal Shock Resistance, points 16 to 17
19 to 45

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Antimony (Sb), % 0
0 to 0.020
Bismuth (Bi), % 0
0 to 0.0010
Boron (B), % 0
0 to 0.0010
Carbon (C), % 0.17 to 0.23
0
Copper (Cu), % 0
78.3 to 82.8
Iron (Fe), % 96.7 to 98.8
0 to 0.5
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.0050 to 0.15
Manganese (Mn), % 1.0 to 1.6
0.050 to 0.3
Nickel (Ni), % 0 to 0.8
9.5 to 10.5
Niobium (Nb), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.020
0 to 0.0050
Silicon (Si), % 0 to 0.6
0 to 0.050
Sulfur (S), % 0 to 0.030
0 to 0.0025
Tin (Sn), % 0
7.5 to 8.5
Titanium (Ti), % 0
0 to 0.010
Zinc (Zn), % 0
0 to 1.0
Residuals, % 0
0 to 0.3