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S40910 Stainless Steel vs. C19800 Copper

S40910 stainless steel belongs to the iron alloys classification, while C19800 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S40910 stainless steel and the bottom bar is C19800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 23
9.0 to 12
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
43
Shear Strength, MPa 270
260 to 330
Tensile Strength: Ultimate (UTS), MPa 430
430 to 550
Tensile Strength: Yield (Proof), MPa 190
420 to 550

Thermal Properties

Latent Heat of Fusion, J/g 270
210
Maximum Temperature: Mechanical, °C 710
200
Melting Completion (Liquidus), °C 1450
1070
Melting Onset (Solidus), °C 1410
1050
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 26
260
Thermal Expansion, µm/m-K 10
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
61
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
62

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
30
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 2.0
2.8
Embodied Energy, MJ/kg 28
43
Embodied Water, L/kg 94
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
49 to 52
Resilience: Unit (Modulus of Resilience), kJ/m3 94
770 to 1320
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 16
14 to 17
Strength to Weight: Bending, points 16
14 to 17
Thermal Diffusivity, mm2/s 6.9
75
Thermal Shock Resistance, points 16
15 to 20

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 10.5 to 11.7
0
Copper (Cu), % 0
95.7 to 99.47
Iron (Fe), % 85 to 89.5
0.020 to 0.5
Magnesium (Mg), % 0
0.1 to 1.0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0 to 0.17
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0.010 to 0.1
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0.1 to 1.0
Titanium (Ti), % 0 to 0.5
0
Zinc (Zn), % 0
0.3 to 1.5
Residuals, % 0
0 to 0.2