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CR012A Copper vs. SAE-AISI 1084 Steel

CR012A copper belongs to the copper alloys classification, while SAE-AISI 1084 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 CR012A copper and the bottom bar is SAE-AISI 1084 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
11
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
72
Tensile Strength: Ultimate (UTS), MPa 220
780 to 930
Tensile Strength: Yield (Proof), MPa 130
510 to 600

Thermal Properties

Latent Heat of Fusion, J/g 210
240
Maximum Temperature: Mechanical, °C 200
400
Melting Completion (Liquidus), °C 1090
1450
Melting Onset (Solidus), °C 1040
1410
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 390
51
Thermal Expansion, µm/m-K 17
12

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 33
1.8
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.4
Embodied Energy, MJ/kg 42
19
Embodied Water, L/kg 360
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
81 to 89
Resilience: Unit (Modulus of Resilience), kJ/m3 76
700 to 960
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.8
28 to 33
Strength to Weight: Bending, points 9.0
24 to 27
Thermal Diffusivity, mm2/s 110
14
Thermal Shock Resistance, points 7.8
25 to 30

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0.8 to 0.93
Copper (Cu), % 99.85 to 99.94
0
Iron (Fe), % 0
98.1 to 98.6
Manganese (Mn), % 0
0.6 to 0.9
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.040
Silver (Ag), % 0.060 to 0.080
0
Sulfur (S), % 0
0 to 0.050