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S42300 Stainless Steel vs. CC140C Copper

S42300 stainless steel belongs to the iron alloys classification, while CC140C copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S42300 stainless steel and the bottom bar is CC140C copper.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
110
Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 9.1
11
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
44
Tensile Strength: Ultimate (UTS), MPa 1100
340
Tensile Strength: Yield (Proof), MPa 850
230

Thermal Properties

Latent Heat of Fusion, J/g 270
210
Maximum Temperature: Mechanical, °C 750
200
Melting Completion (Liquidus), °C 1470
1100
Melting Onset (Solidus), °C 1420
1040
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 25
310
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.5
77
Electrical Conductivity: Equal Weight (Specific), % IACS 5.2
78

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
31
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 3.2
2.6
Embodied Energy, MJ/kg 44
41
Embodied Water, L/kg 110
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
34
Resilience: Unit (Modulus of Resilience), kJ/m3 1840
220
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 39
10
Strength to Weight: Bending, points 30
12
Thermal Diffusivity, mm2/s 6.8
89
Thermal Shock Resistance, points 40
12

Alloy Composition

Carbon (C), % 0.27 to 0.32
0
Chromium (Cr), % 11 to 12
0.4 to 1.2
Copper (Cu), % 0
98.8 to 99.6
Iron (Fe), % 82 to 85.1
0
Manganese (Mn), % 1.0 to 1.4
0
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.025
0
Vanadium (V), % 0.2 to 0.3
0