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EN 1.4571 Stainless Steel vs. C72150 Copper-nickel

EN 1.4571 stainless steel belongs to the iron alloys classification, while C72150 copper-nickel belongs to the copper alloys. There are 30 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 1.4571 stainless steel and the bottom bar is C72150 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 270
99
Elastic (Young's, Tensile) Modulus, GPa 200
150
Elongation at Break, % 14 to 40
29
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 78
55
Shear Strength, MPa 410 to 550
320
Tensile Strength: Ultimate (UTS), MPa 600 to 900
490
Tensile Strength: Yield (Proof), MPa 230 to 570
210

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 950
600
Melting Completion (Liquidus), °C 1440
1210
Melting Onset (Solidus), °C 1400
1250
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 15
22
Thermal Expansion, µm/m-K 17
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
3.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
3.6

Otherwise Unclassified Properties

Base Metal Price, % relative 19
45
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 3.9
6.1
Embodied Energy, MJ/kg 54
88
Embodied Water, L/kg 150
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
120
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 820
150
Stiffness to Weight: Axial, points 14
9.1
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 21 to 32
15
Strength to Weight: Bending, points 20 to 26
15
Thermal Diffusivity, mm2/s 4.0
6.0
Thermal Shock Resistance, points 13 to 20
18

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 16.5 to 18.5
0
Copper (Cu), % 0
52.5 to 57
Iron (Fe), % 61.7 to 71
0 to 0.1
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 2.0
0 to 0.050
Molybdenum (Mo), % 2.0 to 2.5
0
Nickel (Ni), % 10.5 to 13.5
43 to 46
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0 to 0.7
0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.5