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C82800 Copper vs. SAE-AISI 1140 Steel

C82800 copper belongs to the copper alloys classification, while SAE-AISI 1140 steel belongs to the iron alloys. There are 27 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 C82800 copper and the bottom bar is SAE-AISI 1140 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 1.0 to 20
14 to 18
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 46
72
Tensile Strength: Ultimate (UTS), MPa 670 to 1140
600 to 700
Tensile Strength: Yield (Proof), MPa 380 to 1000
340 to 570

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 310
400
Melting Completion (Liquidus), °C 930
1460
Melting Onset (Solidus), °C 890
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
51
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 19
8.1

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 12
1.4
Embodied Energy, MJ/kg 190
18
Embodied Water, L/kg 310
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 110
89 to 93
Resilience: Unit (Modulus of Resilience), kJ/m3 590 to 4080
310 to 870
Stiffness to Weight: Axial, points 7.8
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 21 to 36
21 to 25
Strength to Weight: Bending, points 20 to 28
20 to 22
Thermal Diffusivity, mm2/s 36
14
Thermal Shock Resistance, points 23 to 39
18 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 2.5 to 2.9
0
Carbon (C), % 0
0.37 to 0.44
Chromium (Cr), % 0 to 0.1
0
Cobalt (Co), % 0.15 to 0.7
0
Copper (Cu), % 94.6 to 97.2
0
Iron (Fe), % 0 to 0.25
98.4 to 98.9
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0.7 to 1.0
Nickel (Ni), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0.2 to 0.35
0
Sulfur (S), % 0
0.080 to 0.13
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0