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CC140C Copper vs. ASTM A302 Alloy Steel

CC140C 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 (2, in this case) are not shown.

For each property being compared, the top bar is CC140C copper and the bottom bar is ASTM A302 alloy steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
180 to 190
Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 11
20 to 23
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
73
Tensile Strength: Ultimate (UTS), MPa 340
590 to 620
Tensile Strength: Yield (Proof), MPa 230
350 to 390

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Maximum Temperature: Mechanical, °C 200
410
Melting Completion (Liquidus), °C 1100
1460
Melting Onset (Solidus), °C 1040
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 310
39 to 51
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 77
7.2 to 7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 78
8.2 to 8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 31
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 41
20 to 21
Embodied Water, L/kg 310
48 to 50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 220
330 to 410
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 10
21 to 22
Strength to Weight: Bending, points 12
20 to 21
Thermal Diffusivity, mm2/s 89
10 to 14
Thermal Shock Resistance, points 12
17 to 18