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EN 1.4805 Stainless Steel vs. C18600 Copper

EN 1.4805 stainless steel belongs to the iron alloys classification, while C18600 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 C18600 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 9.0
8.0 to 11
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
44
Tensile Strength: Ultimate (UTS), MPa 490
520 to 580
Tensile Strength: Yield (Proof), MPa 250
500 to 520

Thermal Properties

Latent Heat of Fusion, J/g 310
210
Maximum Temperature: Mechanical, °C 1000
200
Melting Completion (Liquidus), °C 1390
1090
Melting Onset (Solidus), °C 1350
1070
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 14
280
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 26
31
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 4.7
2.9
Embodied Energy, MJ/kg 66
46
Embodied Water, L/kg 180
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
44 to 58
Resilience: Unit (Modulus of Resilience), kJ/m3 150
1060 to 1180
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 17
16 to 18
Strength to Weight: Bending, points 18
16 to 17
Thermal Diffusivity, mm2/s 3.7
81
Thermal Shock Resistance, points 11
19 to 20

Alloy Composition

Carbon (C), % 0.2 to 0.5
0
Chromium (Cr), % 19 to 23
0.1 to 1.0
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 0
96.5 to 99.55
Iron (Fe), % 44.9 to 56.8
0.25 to 0.8
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 23 to 27
0 to 0.25
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 1.0 to 2.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
0.050 to 0.5
Zirconium (Zr), % 0
0.050 to 0.4
Residuals, % 0
0 to 0.5