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EN 1.4123 Stainless Steel vs. C17300 Copper

EN 1.4123 stainless steel belongs to the iron alloys classification, while C17300 copper belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4123 stainless steel and the bottom bar is C17300 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 77
45
Tensile Strength: Ultimate (UTS), MPa 720 to 810
500 to 1380

Thermal Properties

Latent Heat of Fusion, J/g 280
230
Maximum Temperature: Mechanical, °C 840
270
Melting Completion (Liquidus), °C 1450
980
Melting Onset (Solidus), °C 1410
870
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 23
110
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
22
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
23

Otherwise Unclassified Properties

Density, g/cm3 7.7
8.8
Embodied Carbon, kg CO2/kg material 4.2
9.4
Embodied Energy, MJ/kg 62
150
Embodied Water, L/kg 120
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 26 to 29
16 to 44
Strength to Weight: Bending, points 23 to 25
16 to 31
Thermal Diffusivity, mm2/s 6.3
32
Thermal Shock Resistance, points 26 to 29
17 to 48

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
1.8 to 2.0
Carbon (C), % 0.35 to 0.5
0
Chromium (Cr), % 14 to 16.5
0
Copper (Cu), % 0
95.5 to 97.8
Iron (Fe), % 76.7 to 84.6
0 to 0.4
Lead (Pb), % 0
0.2 to 0.6
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 1.0 to 2.5
0
Nickel (Ni), % 0 to 0.5
0.2 to 0.6
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.030
0
Vanadium (V), % 0 to 1.5
0
Residuals, % 0
0 to 0.5