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SAE-AISI 8620 Steel vs. C17465 Copper

SAE-AISI 8620 steel belongs to the iron alloys classification, while C17465 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 8620 steel and the bottom bar is C17465 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 13 to 31
5.3 to 36
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
44
Shear Strength, MPa 340 to 420
210 to 540
Tensile Strength: Ultimate (UTS), MPa 520 to 690
310 to 930
Tensile Strength: Yield (Proof), MPa 360 to 570
120 to 830

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 410
210
Melting Completion (Liquidus), °C 1460
1080
Melting Onset (Solidus), °C 1420
1030
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 39
220
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
22 to 51
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
23 to 52

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
45
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.5
4.1
Embodied Energy, MJ/kg 20
64
Embodied Water, L/kg 50
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86 to 150
47 to 90
Resilience: Unit (Modulus of Resilience), kJ/m3 340 to 880
64 to 2920
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 18 to 24
9.7 to 29
Strength to Weight: Bending, points 18 to 22
11 to 24
Thermal Diffusivity, mm2/s 10
64
Thermal Shock Resistance, points 15 to 20
11 to 33

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
0.15 to 0.5
Carbon (C), % 0.18 to 0.23
0
Chromium (Cr), % 0.4 to 0.6
0
Copper (Cu), % 0
95.7 to 98.7
Iron (Fe), % 96.9 to 98
0 to 0.2
Lead (Pb), % 0
0.2 to 0.6
Manganese (Mn), % 0.7 to 0.9
0
Molybdenum (Mo), % 0.15 to 0.25
0
Nickel (Ni), % 0.4 to 0.7
1.0 to 1.4
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0.15 to 0.35
0 to 0.2
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0 to 0.25
Zirconium (Zr), % 0
0 to 0.5
Residuals, % 0
0 to 0.5