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EN 1.4729 Stainless Steel vs. CC380H Copper-nickel

EN 1.4729 stainless steel belongs to the iron alloys classification, while CC380H 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 CC380H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
80
Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 15
26
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
47

Thermal Properties

Latent Heat of Fusion, J/g 300
220
Maximum Temperature: Mechanical, °C 850
220
Melting Completion (Liquidus), °C 1420
1130
Melting Onset (Solidus), °C 1380
1080
Specific Heat Capacity, J/kg-K 490
390
Thermal Conductivity, W/m-K 24
46
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
11
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
11

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
36
Density, g/cm3 7.6
8.9
Embodied Carbon, kg CO2/kg material 2.1
3.8
Embodied Energy, MJ/kg 29
58
Embodied Water, L/kg 100
300

Common Calculations

Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 25
19
Thermal Diffusivity, mm2/s 6.5
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0.3 to 0.5
0
Chromium (Cr), % 12 to 14
0
Copper (Cu), % 0
84.5 to 89
Iron (Fe), % 80.4 to 86.7
1.0 to 1.8
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0 to 1.0
1.0 to 1.5
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
9.0 to 11
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 1.0 to 2.5
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
0 to 0.5