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Nickel 80A vs. Type 4 Magnetic Alloy

Both nickel 80A and Type 4 magnetic alloy are nickel alloys. They have 77% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is nickel 80A and the bottom bar is Type 4 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22
2.0 to 40
Fatigue Strength, MPa 430
220 to 400
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 74
73
Shear Strength, MPa 660
420 to 630
Tensile Strength: Ultimate (UTS), MPa 1040
620 to 1100
Tensile Strength: Yield (Proof), MPa 710
270 to 1040

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Mechanical, °C 980
900
Melting Completion (Liquidus), °C 1360
1420
Melting Onset (Solidus), °C 1310
1370
Specific Heat Capacity, J/kg-K 470
440
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 55
60
Density, g/cm3 8.3
8.8
Embodied Carbon, kg CO2/kg material 9.8
10
Embodied Energy, MJ/kg 140
140
Embodied Water, L/kg 280
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
22 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 1300
190 to 2840
Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 35
19 to 35
Strength to Weight: Bending, points 27
18 to 27
Thermal Shock Resistance, points 31
21 to 37

Alloy Composition

Aluminum (Al), % 0.5 to 1.8
0
Carbon (C), % 0 to 0.1
0 to 0.050
Chromium (Cr), % 18 to 21
0 to 0.3
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 0 to 3.0
9.5 to 17.5
Manganese (Mn), % 0 to 1.0
0 to 0.8
Molybdenum (Mo), % 0
3.5 to 6.0
Nickel (Ni), % 69.4 to 79.7
79 to 82
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 1.8 to 2.7
0