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EN 1.4062 Stainless Steel vs. C72900 Copper-nickel

EN 1.4062 stainless steel belongs to the iron alloys classification, while C72900 copper-nickel belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4062 stainless steel and the bottom bar is C72900 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 23 to 34
6.0 to 20
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 79
45
Shear Strength, MPa 510
540 to 630
Tensile Strength: Ultimate (UTS), MPa 770 to 800
870 to 1080
Tensile Strength: Yield (Proof), MPa 530 to 600
700 to 920

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 1030
210
Melting Completion (Liquidus), °C 1430
1120
Melting Onset (Solidus), °C 1380
950
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 15
29
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 12
39
Density, g/cm3 7.7
8.8
Embodied Carbon, kg CO2/kg material 2.6
4.6
Embodied Energy, MJ/kg 37
72
Embodied Water, L/kg 150
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170 to 230
49 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 690 to 910
2030 to 3490
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 28 to 29
27 to 34
Strength to Weight: Bending, points 24 to 25
23 to 27
Thermal Diffusivity, mm2/s 4.0
8.6
Thermal Shock Resistance, points 21 to 22
31 to 38

Alloy Composition


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Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 21.5 to 24
0
Copper (Cu), % 0
74.1 to 78
Iron (Fe), % 69.3 to 77.3
0 to 0.5
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 0
0 to 0.15
Manganese (Mn), % 0 to 2.0
0 to 0.3
Molybdenum (Mo), % 0 to 0.45
0
Nickel (Ni), % 1.0 to 2.9
14.5 to 15.5
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0.16 to 0.28
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
7.5 to 8.5
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.3