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EN 1.4401 Stainless Steel vs. C19800 Copper

EN 1.4401 stainless steel belongs to the iron alloys classification, while C19800 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4401 stainless steel and the bottom bar is C19800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 14 to 40
9.0 to 12
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 78
43
Shear Strength, MPa 410 to 550
260 to 330
Tensile Strength: Ultimate (UTS), MPa 600 to 900
430 to 550
Tensile Strength: Yield (Proof), MPa 230 to 570
420 to 550

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 950
200
Melting Completion (Liquidus), °C 1440
1070
Melting Onset (Solidus), °C 1400
1050
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 15
260
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
61
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
62

Otherwise Unclassified Properties

Base Metal Price, % relative 19
30
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 3.8
2.8
Embodied Energy, MJ/kg 52
43
Embodied Water, L/kg 150
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
49 to 52
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 800
770 to 1320
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 21 to 32
14 to 17
Strength to Weight: Bending, points 20 to 26
14 to 17
Thermal Diffusivity, mm2/s 4.0
75
Thermal Shock Resistance, points 13 to 20
15 to 20

Alloy Composition

Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 16.5 to 18.5
0
Copper (Cu), % 0
95.7 to 99.47
Iron (Fe), % 62.8 to 71.5
0.020 to 0.5
Magnesium (Mg), % 0
0.1 to 1.0
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 2.0 to 2.5
0
Nickel (Ni), % 10 to 13
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0.010 to 0.1
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0.1 to 1.0
Zinc (Zn), % 0
0.3 to 1.5
Residuals, % 0
0 to 0.2

Comparable Variants