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Nickel 908 vs. Type 3 Magnetic Alloy

Both nickel 908 and Type 3 magnetic alloy are nickel alloys. Both are furnished in the annealed condition. They have 67% of their average alloy composition in common. There are 26 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 nickel 908 and the bottom bar is Type 3 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
180
Elongation at Break, % 11
43
Fatigue Strength, MPa 450
170
Poisson's Ratio 0.3
0.31
Shear Modulus, GPa 70
70
Shear Strength, MPa 800
380
Tensile Strength: Ultimate (UTS), MPa 1340
550
Tensile Strength: Yield (Proof), MPa 930
210

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Mechanical, °C 920
910
Melting Completion (Liquidus), °C 1430
1370
Melting Onset (Solidus), °C 1380
1320
Specific Heat Capacity, J/kg-K 460
450
Thermal Expansion, µm/m-K 8.6
12

Otherwise Unclassified Properties

Base Metal Price, % relative 50
55
Density, g/cm3 8.3
8.7
Embodied Carbon, kg CO2/kg material 9.3
8.7
Embodied Energy, MJ/kg 140
120
Embodied Water, L/kg 170
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
190
Resilience: Unit (Modulus of Resilience), kJ/m3 2340
120
Stiffness to Weight: Axial, points 12
12
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 45
18
Strength to Weight: Bending, points 33
17
Thermal Shock Resistance, points 61
18

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
0
Boron (B), % 0 to 0.012
0
Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 3.8 to 4.5
2.0 to 3.0
Cobalt (Co), % 0 to 0.5
0 to 0.5
Copper (Cu), % 0 to 0.5
4.0 to 6.0
Iron (Fe), % 35.6 to 44.6
9.9 to 19
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 47 to 51
75 to 78
Niobium (Nb), % 2.7 to 3.3
0
Phosphorus (P), % 0 to 0.015
0 to 0.010
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.0050
0 to 0.020
Titanium (Ti), % 1.2 to 1.8
0