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EN 1.4729 Stainless Steel vs. CC382H Copper-nickel

EN 1.4729 stainless steel belongs to the iron alloys classification, while CC382H copper-nickel belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4729 stainless steel and the bottom bar is CC382H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
130
Elastic (Young's, Tensile) Modulus, GPa 190
140
Elongation at Break, % 15
20
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 75
53

Thermal Properties

Latent Heat of Fusion, J/g 300
240
Maximum Temperature: Mechanical, °C 850
260
Melting Completion (Liquidus), °C 1420
1180
Melting Onset (Solidus), °C 1380
1120
Specific Heat Capacity, J/kg-K 490
410
Thermal Conductivity, W/m-K 24
30
Thermal Expansion, µm/m-K 10
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
5.6

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
41
Density, g/cm3 7.6
8.9
Embodied Carbon, kg CO2/kg material 2.1
5.2
Embodied Energy, MJ/kg 29
76
Embodied Water, L/kg 100
290

Common Calculations

Stiffness to Weight: Axial, points 14
8.8
Stiffness to Weight: Bending, points 25
20
Thermal Diffusivity, mm2/s 6.5
8.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Bismuth (Bi), % 0
0 to 0.0020
Boron (B), % 0
0 to 0.010
Carbon (C), % 0.3 to 0.5
0 to 0.030
Chromium (Cr), % 12 to 14
1.5 to 2.0
Copper (Cu), % 0
62.8 to 68.4
Iron (Fe), % 80.4 to 86.7
0.5 to 1.0
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0 to 0.010
Manganese (Mn), % 0 to 1.0
0.5 to 1.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
29 to 32
Phosphorus (P), % 0 to 0.040
0 to 0.010
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 1.0 to 2.5
0.15 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Tellurium (Te), % 0
0 to 0.0050
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 0
0 to 0.2
Zirconium (Zr), % 0
0 to 0.15