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EN 1.4729 Stainless Steel vs. C19800 Copper

EN 1.4729 stainless steel belongs to the iron alloys classification, while C19800 copper belongs to the copper alloys. There are 21 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 1.4729 stainless steel and the bottom bar is C19800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 15
9.0 to 12
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
43

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Maximum Temperature: Mechanical, °C 850
200
Melting Completion (Liquidus), °C 1420
1070
Melting Onset (Solidus), °C 1380
1050
Specific Heat Capacity, J/kg-K 490
390
Thermal Conductivity, W/m-K 24
260
Thermal Expansion, µm/m-K 10
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
61
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
62

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
30
Density, g/cm3 7.6
8.9
Embodied Carbon, kg CO2/kg material 2.1
2.8
Embodied Energy, MJ/kg 29
43
Embodied Water, L/kg 100
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Thermal Diffusivity, mm2/s 6.5
75

Alloy Composition

Carbon (C), % 0.3 to 0.5
0
Chromium (Cr), % 12 to 14
0
Copper (Cu), % 0
95.7 to 99.47
Iron (Fe), % 80.4 to 86.7
0.020 to 0.5
Magnesium (Mg), % 0
0.1 to 1.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.040
0.010 to 0.1
Silicon (Si), % 1.0 to 2.5
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.1 to 1.0
Zinc (Zn), % 0
0.3 to 1.5
Residuals, % 0
0 to 0.2