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EN 1.4310 Stainless Steel vs. C71000 Copper-nickel

EN 1.4310 stainless steel belongs to the iron alloys classification, while C71000 copper-nickel belongs to the copper alloys. There are 24 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 1.4310 stainless steel and the bottom bar is C71000 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
130
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 77
49
Tensile Strength: Ultimate (UTS), MPa 730 to 900
320 to 560

Thermal Properties

Latent Heat of Fusion, J/g 290
230
Maximum Temperature: Mechanical, °C 910
240
Melting Completion (Liquidus), °C 1420
1200
Melting Onset (Solidus), °C 1380
1150
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 15
43
Thermal Expansion, µm/m-K 18
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
6.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
6.6

Otherwise Unclassified Properties

Base Metal Price, % relative 14
37
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 2.9
4.3
Embodied Energy, MJ/kg 42
63
Embodied Water, L/kg 140
290

Common Calculations

Stiffness to Weight: Axial, points 14
8.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 26 to 32
10 to 18
Strength to Weight: Bending, points 23 to 27
12 to 17
Thermal Diffusivity, mm2/s 4.0
12
Thermal Shock Resistance, points 15 to 18
12 to 20

Alloy Composition

Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 16 to 19
0
Copper (Cu), % 0
73.5 to 80.5
Iron (Fe), % 66.4 to 78
0.5 to 1.0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.8
0
Nickel (Ni), % 6.0 to 9.5
19 to 23
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 2.0
0
Sulfur (S), % 0 to 0.015
0
Zinc (Zn), % 0
0 to 1.0
Residuals, % 0
0 to 0.5