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CR016A Copper vs. SAE-AISI A2 Steel

CR016A copper belongs to the copper alloys classification, while SAE-AISI A2 steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is CR016A copper and the bottom bar is SAE-AISI A2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
74
Tensile Strength: Ultimate (UTS), MPa 230
710 to 2040

Thermal Properties

Latent Heat of Fusion, J/g 210
260
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
38
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 98
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 99
9.5

Otherwise Unclassified Properties

Base Metal Price, % relative 35
5.5
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 42
38
Embodied Water, L/kg 390
73

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.1
25 to 73
Strength to Weight: Bending, points 9.3
23 to 46
Thermal Diffusivity, mm2/s 110
10
Thermal Shock Resistance, points 8.1
25 to 71

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
1.0 to 1.1
Chromium (Cr), % 0
4.8 to 5.5
Copper (Cu), % 99.843 to 99.919
0 to 0.25
Iron (Fe), % 0
89.4 to 93.3
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0.9 to 1.4
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0.0010 to 0.0070
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 0.080 to 0.12
0
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0.15 to 0.5