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EN 1.4310 Stainless Steel vs. C70620 Copper-nickel

EN 1.4310 stainless steel belongs to the iron alloys classification, while C70620 copper-nickel belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (13, 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 C70620 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
46
Tensile Strength: Ultimate (UTS), MPa 730 to 900
300 to 570

Thermal Properties

Latent Heat of Fusion, J/g 290
220
Maximum Temperature: Mechanical, °C 910
220
Melting Completion (Liquidus), °C 1420
1120
Melting Onset (Solidus), °C 1380
1060
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
49
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Base Metal Price, % relative 14
33
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 2.9
3.4
Embodied Energy, MJ/kg 42
51
Embodied Water, L/kg 140
300

Common Calculations

Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 26 to 32
9.3 to 18
Strength to Weight: Bending, points 23 to 27
11 to 17
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 15 to 18
10 to 20

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.050
Chromium (Cr), % 16 to 19
0
Copper (Cu), % 0
86.5 to 90
Iron (Fe), % 66.4 to 78
1.0 to 1.8
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.8
0
Nickel (Ni), % 6.0 to 9.5
9.0 to 11
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.2
Silicon (Si), % 0 to 2.0
0
Sulfur (S), % 0 to 0.015
0 to 0.020
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.5