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C81400 Copper vs. ASTM A148 Cast Steel

C81400 copper belongs to the copper alloys classification, while ASTM A148 cast steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C81400 copper and the bottom bar is ASTM A148 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 11
5.7 to 25
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 41
73
Tensile Strength: Ultimate (UTS), MPa 370
630 to 1300
Tensile Strength: Yield (Proof), MPa 250
390 to 1160

Thermal Properties

Latent Heat of Fusion, J/g 210
250
Maximum Temperature: Mechanical, °C 200
400 to 430
Melting Completion (Liquidus), °C 1090
1460
Melting Onset (Solidus), °C 1070
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 260
37 to 47
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
7.3 to 7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 61
8.3 to 8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 33
2.3 to 3.3
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.5 to 1.7
Embodied Energy, MJ/kg 45
20 to 22
Embodied Water, L/kg 310
48 to 53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
71 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 260
400 to 3570
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 11
22 to 46
Strength to Weight: Bending, points 13
21 to 34
Thermal Diffusivity, mm2/s 75
9.9 to 13
Thermal Shock Resistance, points 13
18 to 38