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S35140 Stainless Steel vs. C14510 Copper

S35140 stainless steel belongs to the iron alloys classification, while C14510 copper belongs to the copper alloys. There are 27 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 S35140 stainless steel and the bottom bar is C14510 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 34
9.1 to 9.6
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 78
43
Shear Strength, MPa 460
180 to 190
Tensile Strength: Ultimate (UTS), MPa 690
300 to 320
Tensile Strength: Yield (Proof), MPa 310
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1420
1080
Melting Onset (Solidus), °C 1370
1050
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 14
360
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 31
33
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 5.5
2.6
Embodied Energy, MJ/kg 78
42
Embodied Water, L/kg 190
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
25 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 250
230 to 280
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 24
9.2 to 10
Strength to Weight: Bending, points 22
11 to 12
Thermal Diffusivity, mm2/s 3.7
100
Thermal Shock Resistance, points 16
11 to 12

Alloy Composition

Carbon (C), % 0 to 0.1
0
Chromium (Cr), % 20 to 22
0
Copper (Cu), % 0
99.15 to 99.69
Iron (Fe), % 44.1 to 52.7
0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 1.0 to 3.0
0
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 25 to 27
0
Niobium (Nb), % 0.25 to 0.75
0
Nitrogen (N), % 0.080 to 0.2
0
Phosphorus (P), % 0 to 0.045
0.010 to 0.030
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Tellurium (Te), % 0
0.3 to 0.7