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C82000 Copper vs. S44627 Stainless Steel

C82000 copper belongs to the copper alloys classification, while S44627 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 C82000 copper and the bottom bar is S44627 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.0 to 20
24
Poisson's Ratio 0.34
0.27
Rockwell B Hardness 55 to 95
79
Shear Modulus, GPa 45
80
Tensile Strength: Ultimate (UTS), MPa 350 to 690
490
Tensile Strength: Yield (Proof), MPa 140 to 520
300

Thermal Properties

Latent Heat of Fusion, J/g 220
290
Maximum Temperature: Mechanical, °C 220
1100
Melting Completion (Liquidus), °C 1090
1440
Melting Onset (Solidus), °C 970
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 260
17
Thermal Expansion, µm/m-K 17
11

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
14
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 5.0
2.9
Embodied Energy, MJ/kg 77
41
Embodied Water, L/kg 320
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51 to 55
100
Resilience: Unit (Modulus of Resilience), kJ/m3 80 to 1120
220
Stiffness to Weight: Axial, points 7.5
15
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 11 to 22
18
Strength to Weight: Bending, points 12 to 20
18
Thermal Diffusivity, mm2/s 76
4.6
Thermal Shock Resistance, points 12 to 24
16

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Beryllium (Be), % 0.45 to 0.8
0
Carbon (C), % 0
0 to 0.010
Chromium (Cr), % 0 to 0.1
25 to 27.5
Cobalt (Co), % 2.2 to 2.7
0
Copper (Cu), % 95.2 to 97.4
0 to 0.2
Iron (Fe), % 0 to 0.1
69.2 to 74.2
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 0.4
Molybdenum (Mo), % 0
0.75 to 1.5
Nickel (Ni), % 0 to 0.2
0 to 0.5
Niobium (Nb), % 0
0.050 to 0.2
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.15
0 to 0.4
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0