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EN 1.4424 Stainless Steel vs. CC140C Copper

EN 1.4424 stainless steel belongs to the iron alloys classification, while CC140C 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 1.4424 stainless steel and the bottom bar is CC140C copper.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
110
Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 28
11
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 78
44
Tensile Strength: Ultimate (UTS), MPa 800
340
Tensile Strength: Yield (Proof), MPa 480 to 500
230

Thermal Properties

Latent Heat of Fusion, J/g 310
210
Maximum Temperature: Mechanical, °C 960
200
Melting Completion (Liquidus), °C 1430
1100
Melting Onset (Solidus), °C 1390
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 13
310
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
77
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
78

Otherwise Unclassified Properties

Base Metal Price, % relative 15
31
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 3.4
2.6
Embodied Energy, MJ/kg 46
41
Embodied Water, L/kg 140
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 200
34
Resilience: Unit (Modulus of Resilience), kJ/m3 580 to 640
220
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 29
10
Strength to Weight: Bending, points 25
12
Thermal Diffusivity, mm2/s 3.5
89
Thermal Shock Resistance, points 23
12

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 18 to 19
0.4 to 1.2
Copper (Cu), % 0
98.8 to 99.6
Iron (Fe), % 68.6 to 72.4
0
Manganese (Mn), % 1.2 to 2.0
0
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 4.5 to 5.2
0
Nitrogen (N), % 0.050 to 0.1
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 1.4 to 2.0
0
Sulfur (S), % 0 to 0.015
0