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C82000 Copper vs. N08904 Stainless Steel

C82000 copper belongs to the copper alloys classification, while N08904 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 N08904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.0 to 20
38
Poisson's Ratio 0.34
0.28
Rockwell B Hardness 55 to 95
77
Shear Modulus, GPa 45
79
Tensile Strength: Ultimate (UTS), MPa 350 to 690
540
Tensile Strength: Yield (Proof), MPa 140 to 520
240

Thermal Properties

Latent Heat of Fusion, J/g 220
300
Maximum Temperature: Mechanical, °C 220
1100
Melting Completion (Liquidus), °C 1090
1440
Melting Onset (Solidus), °C 970
1390
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 260
12
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 46
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 60
32
Density, g/cm3 8.9
8.1
Embodied Carbon, kg CO2/kg material 5.0
5.8
Embodied Energy, MJ/kg 77
79
Embodied Water, L/kg 320
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51 to 55
170
Resilience: Unit (Modulus of Resilience), kJ/m3 80 to 1120
150
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 11 to 22
19
Strength to Weight: Bending, points 12 to 20
18
Thermal Diffusivity, mm2/s 76
3.1
Thermal Shock Resistance, points 12 to 24
12

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Beryllium (Be), % 0.45 to 0.8
0
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0 to 0.1
19 to 23
Cobalt (Co), % 2.2 to 2.7
0
Copper (Cu), % 95.2 to 97.4
1.0 to 2.0
Iron (Fe), % 0 to 0.1
38.8 to 53
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 0 to 0.2
23 to 28
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.15
0 to 1.0
Sulfur (S), % 0
0 to 0.035
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0