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Type 3 Magnetic Alloy vs. C68800 Brass

Type 3 magnetic alloy belongs to the nickel alloys classification, while C68800 brass belongs to the copper alloys. There are 27 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 Type 3 magnetic alloy and the bottom bar is C68800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
110
Elongation at Break, % 43
2.0 to 36
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 70
41
Shear Strength, MPa 380
380 to 510
Tensile Strength: Ultimate (UTS), MPa 550
570 to 890
Tensile Strength: Yield (Proof), MPa 210
390 to 790

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 910
160
Melting Completion (Liquidus), °C 1370
960
Melting Onset (Solidus), °C 1320
950
Specific Heat Capacity, J/kg-K 450
400
Thermal Expansion, µm/m-K 12
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
18
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
20

Otherwise Unclassified Properties

Base Metal Price, % relative 55
26
Density, g/cm3 8.7
8.2
Embodied Carbon, kg CO2/kg material 8.7
2.8
Embodied Energy, MJ/kg 120
48
Embodied Water, L/kg 220
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
16 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 120
710 to 2860
Stiffness to Weight: Axial, points 12
7.3
Stiffness to Weight: Bending, points 22
19
Strength to Weight: Axial, points 18
19 to 30
Strength to Weight: Bending, points 17
19 to 25
Thermal Shock Resistance, points 18
19 to 30

Alloy Composition

Aluminum (Al), % 0
3.0 to 3.8
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 2.0 to 3.0
0
Cobalt (Co), % 0 to 0.5
0.25 to 0.55
Copper (Cu), % 4.0 to 6.0
70.8 to 75.5
Iron (Fe), % 9.9 to 19
0 to 0.2
Lead (Pb), % 0
0 to 0.050
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
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.020
0
Zinc (Zn), % 0
21.3 to 24.1
Residuals, % 0
0 to 0.5