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EN 1.4435 Stainless Steel vs. C17200 Copper

EN 1.4435 stainless steel belongs to the iron alloys classification, while C17200 copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4435 stainless steel and the bottom bar is C17200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 43
1.1 to 37
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 78
45
Shear Strength, MPa 420
330 to 780
Tensile Strength: Ultimate (UTS), MPa 610
480 to 1380
Tensile Strength: Yield (Proof), MPa 240
160 to 1250

Thermal Properties

Latent Heat of Fusion, J/g 290
230
Maximum Temperature: Mechanical, °C 980
280
Melting Completion (Liquidus), °C 1440
980
Melting Onset (Solidus), °C 1400
870
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 15
110
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
22
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
23

Otherwise Unclassified Properties

Density, g/cm3 7.9
8.8
Embodied Carbon, kg CO2/kg material 4.1
9.4
Embodied Energy, MJ/kg 57
150
Embodied Water, L/kg 160
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
4.2 to 500
Resilience: Unit (Modulus of Resilience), kJ/m3 150
110 to 5720
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 21
15 to 44
Strength to Weight: Bending, points 20
16 to 31
Thermal Diffusivity, mm2/s 4.0
31
Thermal Shock Resistance, points 14
16 to 46

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
1.8 to 2.0
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
96.1 to 98
Iron (Fe), % 59.8 to 68
0 to 0.4
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 12.5 to 15
0.2 to 0.6
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.015
0
Residuals, % 0
0 to 0.5