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C19800 Copper vs. AISI 439 Stainless Steel

C19800 copper belongs to the copper alloys classification, while AISI 439 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C19800 copper and the bottom bar is AISI 439 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 9.0 to 12
23
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Shear Strength, MPa 260 to 330
310
Tensile Strength: Ultimate (UTS), MPa 430 to 550
490
Tensile Strength: Yield (Proof), MPa 420 to 550
250

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
890
Melting Completion (Liquidus), °C 1070
1510
Melting Onset (Solidus), °C 1050
1430
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 260
25
Thermal Expansion, µm/m-K 18
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 61
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 62
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 30
9.0
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.3
Embodied Energy, MJ/kg 43
34
Embodied Water, L/kg 320
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 52
95
Resilience: Unit (Modulus of Resilience), kJ/m3 770 to 1320
160
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 14 to 17
18
Strength to Weight: Bending, points 14 to 17
18
Thermal Diffusivity, mm2/s 75
6.7
Thermal Shock Resistance, points 15 to 20
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 95.7 to 99.47
0
Iron (Fe), % 0.020 to 0.5
77.1 to 82.8
Magnesium (Mg), % 0.1 to 1.0
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 0.5
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0.010 to 0.1
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0.1 to 1.0
0
Titanium (Ti), % 0
0.2 to 1.1
Zinc (Zn), % 0.3 to 1.5
0
Residuals, % 0 to 0.2
0