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C99300 Copper vs. N08801 Stainless Steel

C99300 copper belongs to the copper alloys classification, while N08801 stainless steel belongs to the iron alloys. There are 28 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 C99300 copper and the bottom bar is N08801 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 2.0
34
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 46
77
Tensile Strength: Ultimate (UTS), MPa 660
860
Tensile Strength: Yield (Proof), MPa 380
190

Thermal Properties

Latent Heat of Fusion, J/g 240
300
Maximum Temperature: Mechanical, °C 250
1090
Melting Completion (Liquidus), °C 1080
1390
Melting Onset (Solidus), °C 1070
1360
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 43
12
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 9.8
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 35
30
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 4.5
5.5
Embodied Energy, MJ/kg 70
79
Embodied Water, L/kg 400
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11
220
Resilience: Unit (Modulus of Resilience), kJ/m3 590
92
Stiffness to Weight: Axial, points 8.3
14
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 22
30
Strength to Weight: Bending, points 20
25
Thermal Diffusivity, mm2/s 12
3.3
Thermal Shock Resistance, points 22
20

Alloy Composition

Aluminum (Al), % 10.7 to 11.5
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
19 to 22
Cobalt (Co), % 1.0 to 2.0
0
Copper (Cu), % 68.6 to 74.4
0 to 0.5
Iron (Fe), % 0.4 to 1.0
39.5 to 50.3
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 13.5 to 16.5
30 to 34
Silicon (Si), % 0 to 0.020
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0
0.75 to 1.5
Residuals, % 0 to 0.3
0