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EN 1.4446 Stainless Steel vs. C14180 Copper

EN 1.4446 stainless steel belongs to the iron alloys classification, while C14180 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4446 stainless steel and the bottom bar is C14180 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 23
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 79
43
Tensile Strength: Ultimate (UTS), MPa 490
210
Tensile Strength: Yield (Proof), MPa 240
130

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 980
200
Melting Completion (Liquidus), °C 1460
1080
Melting Onset (Solidus), °C 1410
1080
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 14
370
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 22
31
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 4.5
2.6
Embodied Energy, MJ/kg 60
41
Embodied Water, L/kg 160
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
28
Resilience: Unit (Modulus of Resilience), kJ/m3 140
69
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 17
6.5
Strength to Weight: Bending, points 17
8.8
Thermal Diffusivity, mm2/s 3.6
110
Thermal Shock Resistance, points 11
7.4

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 16.5 to 18.5
0
Copper (Cu), % 0
99.9 to 100
Iron (Fe), % 59.7 to 66.9
0
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 4.0 to 4.5
0
Nickel (Ni), % 12.5 to 14.5
0
Nitrogen (N), % 0.12 to 0.22
0
Phosphorus (P), % 0 to 0.040
0 to 0.075
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0