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Type 3 Magnetic Alloy vs. CR021A Copper

Type 3 magnetic alloy belongs to the nickel alloys classification, while CR021A copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is Type 3 magnetic alloy and the bottom bar is CR021A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
120
Elongation at Break, % 43
15
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 70
43
Tensile Strength: Ultimate (UTS), MPa 550
230
Tensile Strength: Yield (Proof), MPa 210
140

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 910
200
Melting Completion (Liquidus), °C 1370
1090
Melting Onset (Solidus), °C 1320
1040
Specific Heat Capacity, J/kg-K 450
390
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
98
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
99

Otherwise Unclassified Properties

Base Metal Price, % relative 55
31
Density, g/cm3 8.7
9.0
Embodied Carbon, kg CO2/kg material 8.7
2.6
Embodied Energy, MJ/kg 120
41
Embodied Water, L/kg 220
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
31
Resilience: Unit (Modulus of Resilience), kJ/m3 120
83
Stiffness to Weight: Axial, points 12
7.2
Stiffness to Weight: Bending, points 22
18
Strength to Weight: Axial, points 18
7.1
Strength to Weight: Bending, points 17
9.3
Thermal Shock Resistance, points 18
8.1

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 2.0 to 3.0
0
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 4.0 to 6.0
99.95 to 99.998
Iron (Fe), % 9.9 to 19
0
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 75 to 78
0
Phosphorus (P), % 0 to 0.010
0.0020 to 0.0070
Silicon (Si), % 0 to 0.5
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.020
0