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C14500 Copper vs. ASTM A302 Alloy Steel

C14500 copper belongs to the copper alloys classification, while ASTM A302 alloy steel belongs to the iron 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 C14500 copper and the bottom bar is ASTM A302 alloy steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 12 to 50
20 to 23
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
73
Shear Strength, MPa 150 to 190
370 to 390
Tensile Strength: Ultimate (UTS), MPa 220 to 330
590 to 620
Tensile Strength: Yield (Proof), MPa 69 to 260
350 to 390

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Maximum Temperature: Mechanical, °C 200
410
Melting Completion (Liquidus), °C 1080
1460
Melting Onset (Solidus), °C 1050
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 360
39 to 51
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 94
7.2 to 7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 95
8.2 to 8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 33
2.4 to 3.0
Density, g/cm3 8.9
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 2.6
1.5 to 1.6
Embodied Energy, MJ/kg 42
20 to 21
Embodied Water, L/kg 310
48 to 50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36 to 85
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 300
330 to 410
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.8 to 10
21 to 22
Strength to Weight: Bending, points 9.1 to 12
20 to 21
Thermal Diffusivity, mm2/s 100
10 to 14
Thermal Shock Resistance, points 8.0 to 12
17 to 18