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EN 1.4805 Stainless Steel vs. C14700 Copper

EN 1.4805 stainless steel belongs to the iron alloys classification, while C14700 copper belongs to the copper alloys. There are 26 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 1.4805 stainless steel and the bottom bar is C14700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 9.0
9.1 to 35
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43
Tensile Strength: Ultimate (UTS), MPa 490
240 to 320
Tensile Strength: Yield (Proof), MPa 250
85 to 250

Thermal Properties

Latent Heat of Fusion, J/g 310
210
Maximum Temperature: Mechanical, °C 1000
200
Melting Completion (Liquidus), °C 1390
1080
Melting Onset (Solidus), °C 1350
1070
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 14
370
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 26
30
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 4.7
2.6
Embodied Energy, MJ/kg 66
41
Embodied Water, L/kg 180
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
25 to 65
Resilience: Unit (Modulus of Resilience), kJ/m3 150
31 to 280
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 17
7.3 to 10
Strength to Weight: Bending, points 18
9.5 to 12
Thermal Diffusivity, mm2/s 3.7
110
Thermal Shock Resistance, points 11
8.4 to 12

Alloy Composition

Carbon (C), % 0.2 to 0.5
0
Chromium (Cr), % 19 to 23
0
Copper (Cu), % 0
99.395 to 99.798
Iron (Fe), % 44.9 to 56.8
0
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 23 to 27
0
Phosphorus (P), % 0 to 0.040
0.0020 to 0.0050
Silicon (Si), % 1.0 to 2.0
0
Sulfur (S), % 0 to 0.030
0.2 to 0.5
Residuals, % 0
0 to 0.1