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C19000 Copper vs. S42035 Stainless Steel

C19000 copper belongs to the copper alloys classification, while S42035 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C19000 copper and the bottom bar is S42035 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 2.5 to 50
18
Poisson's Ratio 0.34
0.28
Rockwell B Hardness 45 to 94
76
Shear Modulus, GPa 43
77
Shear Strength, MPa 170 to 390
390
Tensile Strength: Ultimate (UTS), MPa 260 to 760
630
Tensile Strength: Yield (Proof), MPa 140 to 630
430

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
810
Melting Completion (Liquidus), °C 1080
1450
Melting Onset (Solidus), °C 1040
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 250
27
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 61
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 31
9.5
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.4
Embodied Energy, MJ/kg 42
34
Embodied Water, L/kg 310
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 110
100
Resilience: Unit (Modulus of Resilience), kJ/m3 89 to 1730
460
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 8.2 to 24
22
Strength to Weight: Bending, points 10 to 21
21
Thermal Diffusivity, mm2/s 73
7.2
Thermal Shock Resistance, points 9.3 to 27
22

Alloy Composition

Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
13.5 to 15.5
Copper (Cu), % 96.9 to 99
0
Iron (Fe), % 0 to 0.1
78.1 to 85
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0.2 to 1.2
Nickel (Ni), % 0.9 to 1.3
1.0 to 2.5
Phosphorus (P), % 0.15 to 0.35
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 0
0.3 to 0.5
Zinc (Zn), % 0 to 0.8
0
Residuals, % 0 to 0.5
0