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EN 1.4740 Stainless Steel vs. C14200 Copper

EN 1.4740 stainless steel belongs to the iron alloys classification, while C14200 copper belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is EN 1.4740 stainless steel and the bottom bar is C14200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 22
8.0 to 45
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Maximum Temperature: Mechanical, °C 900
200
Melting Completion (Liquidus), °C 1420
1080
Melting Onset (Solidus), °C 1370
1030
Specific Heat Capacity, J/kg-K 490
390
Thermal Conductivity, W/m-K 18
190
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
45
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
45

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
31
Density, g/cm3 7.6
8.9
Embodied Carbon, kg CO2/kg material 2.3
2.6
Embodied Energy, MJ/kg 32
41
Embodied Water, L/kg 120
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Thermal Diffusivity, mm2/s 4.8
56

Alloy Composition

Arsenic (As), % 0
0.15 to 0.5
Carbon (C), % 0.3 to 0.5
0
Chromium (Cr), % 16 to 19
0
Copper (Cu), % 0
99.4 to 99.835
Iron (Fe), % 75.4 to 82.7
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
0.015 to 0.040
Silicon (Si), % 1.0 to 2.5
0
Sulfur (S), % 0 to 0.030
0