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SAE-AISI 1021 Steel vs. C82000 Copper

SAE-AISI 1021 steel belongs to the iron alloys classification, while C82000 copper belongs to the copper 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 SAE-AISI 1021 steel and the bottom bar is C82000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 17 to 27
8.0 to 20
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
45
Tensile Strength: Ultimate (UTS), MPa 480 to 530
350 to 690
Tensile Strength: Yield (Proof), MPa 260 to 450
140 to 520

Thermal Properties

Latent Heat of Fusion, J/g 250
220
Maximum Temperature: Mechanical, °C 400
220
Melting Completion (Liquidus), °C 1460
1090
Melting Onset (Solidus), °C 1420
970
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 52
260
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
45
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
46

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
60
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 1.4
5.0
Embodied Energy, MJ/kg 18
77
Embodied Water, L/kg 46
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84 to 110
51 to 55
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 530
80 to 1120
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 17 to 19
11 to 22
Strength to Weight: Bending, points 17 to 18
12 to 20
Thermal Diffusivity, mm2/s 14
76
Thermal Shock Resistance, points 15 to 17
12 to 24

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Beryllium (Be), % 0
0.45 to 0.8
Carbon (C), % 0.18 to 0.23
0
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
2.2 to 2.7
Copper (Cu), % 0
95.2 to 97.4
Iron (Fe), % 98.8 to 99.22
0 to 0.1
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0.6 to 0.9
0
Nickel (Ni), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0
0 to 0.15
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.5