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CR012A Copper vs. ASTM A732 Cast Steel

CR012A copper belongs to the copper alloys classification, while ASTM A732 cast steel belongs to the iron alloys. There are 28 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 CR012A copper and the bottom bar is ASTM A732 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
4.0 to 25
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
72 to 73
Tensile Strength: Ultimate (UTS), MPa 220
460 to 1470
Tensile Strength: Yield (Proof), MPa 130
310 to 1340

Thermal Properties

Latent Heat of Fusion, J/g 210
250 to 260
Maximum Temperature: Mechanical, °C 200
400 to 430
Melting Completion (Liquidus), °C 1090
1440 to 1460
Melting Onset (Solidus), °C 1040
1400 to 1420
Specific Heat Capacity, J/kg-K 390
470 to 480
Thermal Conductivity, W/m-K 390
39 to 50
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
7.1 to 7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 100
8.2 to 8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 33
2.0 to 3.8
Density, g/cm3 9.0
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 2.7
1.4 to 1.7
Embodied Energy, MJ/kg 42
19 to 24
Embodied Water, L/kg 360
47 to 54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
45 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 76
260 to 4770
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.8
16 to 52
Strength to Weight: Bending, points 9.0
17 to 37
Thermal Diffusivity, mm2/s 110
10 to 14
Thermal Shock Resistance, points 7.8
14 to 43