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C19800 Copper vs. AISI 384 Stainless Steel

C19800 copper belongs to the copper alloys classification, while AISI 384 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C19800 copper and the bottom bar is AISI 384 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
76
Tensile Strength: Ultimate (UTS), MPa 430 to 550
480

Thermal Properties

Latent Heat of Fusion, J/g 210
290
Maximum Temperature: Mechanical, °C 200
910
Melting Completion (Liquidus), °C 1070
1420
Melting Onset (Solidus), °C 1050
1380
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 260
16
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 61
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 62
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 30
20
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 2.8
3.7
Embodied Energy, MJ/kg 43
52
Embodied Water, L/kg 320
150

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 14 to 17
17
Strength to Weight: Bending, points 14 to 17
17
Thermal Diffusivity, mm2/s 75
4.3
Thermal Shock Resistance, points 15 to 20
11

Alloy Composition

Carbon (C), % 0
0 to 0.040
Chromium (Cr), % 0
15 to 17
Copper (Cu), % 95.7 to 99.47
0
Iron (Fe), % 0.020 to 0.5
60.9 to 68
Magnesium (Mg), % 0.1 to 1.0
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
17 to 19
Phosphorus (P), % 0.010 to 0.1
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0.1 to 1.0
0
Zinc (Zn), % 0.3 to 1.5
0
Residuals, % 0 to 0.2
0