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C82000 Copper vs. S30441 Stainless Steel

C82000 copper belongs to the copper alloys classification, while S30441 stainless steel belongs to the iron 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 C82000 copper and the bottom bar is S30441 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.0 to 20
45
Poisson's Ratio 0.34
0.28
Rockwell B Hardness 55 to 95
81
Shear Modulus, GPa 45
76
Tensile Strength: Ultimate (UTS), MPa 350 to 690
580
Tensile Strength: Yield (Proof), MPa 140 to 520
230

Thermal Properties

Latent Heat of Fusion, J/g 220
300
Maximum Temperature: Mechanical, °C 220
940
Melting Completion (Liquidus), °C 1090
1420
Melting Onset (Solidus), °C 970
1370
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 260
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 46
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 60
18
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 5.0
3.4
Embodied Energy, MJ/kg 77
50
Embodied Water, L/kg 320
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51 to 55
210
Resilience: Unit (Modulus of Resilience), kJ/m3 80 to 1120
140
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 11 to 22
21
Strength to Weight: Bending, points 12 to 20
20
Thermal Diffusivity, mm2/s 76
4.0
Thermal Shock Resistance, points 12 to 24
13

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Beryllium (Be), % 0.45 to 0.8
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0 to 0.1
17.5 to 19.5
Cobalt (Co), % 2.2 to 2.7
0
Copper (Cu), % 95.2 to 97.4
1.5 to 2.5
Iron (Fe), % 0 to 0.1
62 to 71.7
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0 to 0.2
8.0 to 10.5
Niobium (Nb), % 0
0.1 to 0.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.15
1.0 to 2.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.1
0
Tungsten (W), % 0
0.2 to 0.8
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0