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CR012A Copper vs. Type 2 Magnetic Alloy

CR012A copper belongs to the copper alloys classification, while Type 2 magnetic alloy belongs to the iron alloys. There are 25 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 Type 2 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
2.0 to 38
Poisson's Ratio 0.34
0.3
Shear Modulus, GPa 43
72
Tensile Strength: Ultimate (UTS), MPa 220
510 to 910
Tensile Strength: Yield (Proof), MPa 130
260 to 870

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Melting Completion (Liquidus), °C 1090
1420
Melting Onset (Solidus), °C 1040
1370
Specific Heat Capacity, J/kg-K 390
460
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
3.9
Electrical Conductivity: Equal Weight (Specific), % IACS 100
4.2

Otherwise Unclassified Properties

Base Metal Price, % relative 33
33
Density, g/cm3 9.0
8.4
Embodied Carbon, kg CO2/kg material 2.7
5.9
Embodied Energy, MJ/kg 42
81
Embodied Water, L/kg 360
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
18 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 76
170 to 2010
Stiffness to Weight: Axial, points 7.2
12
Stiffness to Weight: Bending, points 18
23
Strength to Weight: Axial, points 6.8
17 to 30
Strength to Weight: Bending, points 9.0
17 to 25
Thermal Shock Resistance, points 7.8
16 to 29

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
0 to 0.3
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 99.85 to 99.94
0 to 0.3
Iron (Fe), % 0
48.2 to 53
Manganese (Mn), % 0
0 to 0.8
Molybdenum (Mo), % 0
0 to 0.3
Nickel (Ni), % 0
47 to 49
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 0.060 to 0.080
0
Sulfur (S), % 0
0 to 0.030