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Type 4 Magnetic Alloy vs. ZA-8

Type 4 magnetic alloy belongs to the nickel alloys classification, while ZA-8 belongs to the zinc alloys. There are 28 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is Type 4 magnetic alloy and the bottom bar is ZA-8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
85 to 86
Elongation at Break, % 2.0 to 40
1.3 to 8.0
Fatigue Strength, MPa 220 to 400
51 to 100
Poisson's Ratio 0.31
0.26
Shear Modulus, GPa 73
34
Shear Strength, MPa 420 to 630
240 to 280
Tensile Strength: Ultimate (UTS), MPa 620 to 1100
210 to 370
Tensile Strength: Yield (Proof), MPa 270 to 1040
210 to 290

Thermal Properties

Latent Heat of Fusion, J/g 290
110
Maximum Temperature: Mechanical, °C 900
100
Melting Completion (Liquidus), °C 1420
400
Melting Onset (Solidus), °C 1370
380
Specific Heat Capacity, J/kg-K 440
440
Thermal Expansion, µm/m-K 11
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
28
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
40

Otherwise Unclassified Properties

Base Metal Price, % relative 60
11
Density, g/cm3 8.8
6.3
Embodied Carbon, kg CO2/kg material 10
3.3
Embodied Energy, MJ/kg 140
62
Embodied Water, L/kg 210
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22 to 200
2.8 to 28
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 2840
260 to 490
Stiffness to Weight: Axial, points 12
7.5
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 19 to 35
9.3 to 17
Strength to Weight: Bending, points 18 to 27
12 to 18
Thermal Shock Resistance, points 21 to 37
7.6 to 13

Alloy Composition

Aluminum (Al), % 0
8.0 to 8.8
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 0 to 0.3
0
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.3
0.8 to 1.3
Iron (Fe), % 9.5 to 17.5
0 to 0.075
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Manganese (Mn), % 0 to 0.8
0
Molybdenum (Mo), % 3.5 to 6.0
0
Nickel (Ni), % 79 to 82
0 to 0.020
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.5
0 to 0.045
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
89.7 to 91.2

Comparable Variants