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C82800 Copper vs. ASTM A204 Steel

C82800 copper belongs to the copper alloys classification, while ASTM A204 steel belongs to the iron alloys. There are 27 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 C82800 copper and the bottom bar is ASTM A204 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 1.0 to 20
18 to 22
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 46
73
Tensile Strength: Ultimate (UTS), MPa 670 to 1140
520 to 590
Tensile Strength: Yield (Proof), MPa 380 to 1000
290 to 330

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 310
410
Melting Completion (Liquidus), °C 930
1470
Melting Onset (Solidus), °C 890
1420 to 1430
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
52
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 19
8.2

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 12
1.5
Embodied Energy, MJ/kg 190
20
Embodied Water, L/kg 310
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 110
90 to 95
Resilience: Unit (Modulus of Resilience), kJ/m3 590 to 4080
220 to 290
Stiffness to Weight: Axial, points 7.8
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 21 to 36
18 to 21
Strength to Weight: Bending, points 20 to 28
18 to 20
Thermal Diffusivity, mm2/s 36
14
Thermal Shock Resistance, points 23 to 39
15 to 17