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C10800 Copper vs. S42030 Stainless Steel

C10800 copper belongs to the copper alloys classification, while S42030 stainless steel belongs to the iron 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 C10800 copper and the bottom bar is S42030 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 4.0 to 50
16
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
76
Shear Strength, MPa 150 to 200
410
Tensile Strength: Ultimate (UTS), MPa 220 to 380
670
Tensile Strength: Yield (Proof), MPa 75 to 370
410

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
780
Melting Completion (Liquidus), °C 1080
1450
Melting Onset (Solidus), °C 1080
1410
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 350
28
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 92
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 92
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 31
10
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
2.5
Embodied Energy, MJ/kg 41
34
Embodied Water, L/kg 310
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 88
92
Resilience: Unit (Modulus of Resilience), kJ/m3 24 to 600
440
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8 to 12
24
Strength to Weight: Bending, points 9.1 to 13
22
Thermal Diffusivity, mm2/s 100
7.7
Thermal Shock Resistance, points 7.8 to 13
24

Alloy Composition

Carbon (C), % 0
0 to 0.3
Chromium (Cr), % 0
12 to 14
Copper (Cu), % 99.95 to 99.995
2.0 to 3.0
Iron (Fe), % 0
77.6 to 85
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
1.0 to 3.0
Phosphorus (P), % 0.0050 to 0.012
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030