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EN 1.4104 Stainless Steel vs. CC140C Copper

EN 1.4104 stainless steel belongs to the iron alloys classification, while CC140C copper belongs to the copper alloys. There are 28 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 1.4104 stainless steel and the bottom bar is CC140C copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 11 to 23
11
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
44
Tensile Strength: Ultimate (UTS), MPa 630 to 750
340
Tensile Strength: Yield (Proof), MPa 350 to 560
230

Thermal Properties

Latent Heat of Fusion, J/g 280
210
Maximum Temperature: Mechanical, °C 860
200
Melting Completion (Liquidus), °C 1440
1100
Melting Onset (Solidus), °C 1390
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 25
310
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
77
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
78

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
31
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 2.2
2.6
Embodied Energy, MJ/kg 30
41
Embodied Water, L/kg 120
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 77 to 120
34
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 800
220
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 23 to 27
10
Strength to Weight: Bending, points 21 to 24
12
Thermal Diffusivity, mm2/s 6.7
89
Thermal Shock Resistance, points 22 to 27
12

Alloy Composition

Carbon (C), % 0.1 to 0.17
0
Chromium (Cr), % 15.5 to 17.5
0.4 to 1.2
Copper (Cu), % 0
98.8 to 99.6
Iron (Fe), % 78.8 to 84.1
0
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0.2 to 0.6
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0.15 to 0.35
0