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S41050 Stainless Steel vs. C55180 Copper

S41050 stainless steel belongs to the iron alloys classification, while C55180 copper belongs to the copper alloys. There are 26 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 S41050 stainless steel and the bottom bar is C55180 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 25
20
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
41
Tensile Strength: Ultimate (UTS), MPa 470
200
Tensile Strength: Yield (Proof), MPa 230
100

Thermal Properties

Latent Heat of Fusion, J/g 270
200
Maximum Temperature: Mechanical, °C 720
200
Melting Completion (Liquidus), °C 1440
920
Melting Onset (Solidus), °C 1400
710
Specific Heat Capacity, J/kg-K 480
400
Thermal Conductivity, W/m-K 27
200
Thermal Expansion, µm/m-K 10
17

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
29
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 1.9
2.5
Embodied Energy, MJ/kg 27
39
Embodied Water, L/kg 97
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98
34
Resilience: Unit (Modulus of Resilience), kJ/m3 140
48
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 17
6.4
Strength to Weight: Bending, points 17
8.8
Thermal Diffusivity, mm2/s 7.2
56
Thermal Shock Resistance, points 17
7.9

Alloy Composition

Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 10.5 to 12.5
0
Copper (Cu), % 0
94.7 to 95.2
Iron (Fe), % 84.2 to 88.9
0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0.6 to 1.1
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
4.8 to 5.2
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Residuals, % 0
0 to 0.15