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Grade 25 Titanium vs. Type 4 Magnetic Alloy

Grade 25 titanium belongs to the titanium alloys classification, while Type 4 magnetic alloy belongs to the nickel alloys. There are 27 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 grade 25 titanium and the bottom bar is Type 4 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 11
2.0 to 40
Fatigue Strength, MPa 550
220 to 400
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 40
73
Shear Strength, MPa 600
420 to 630
Tensile Strength: Ultimate (UTS), MPa 1000
620 to 1100
Tensile Strength: Yield (Proof), MPa 940
270 to 1040

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Maximum Temperature: Mechanical, °C 340
900
Melting Completion (Liquidus), °C 1610
1420
Melting Onset (Solidus), °C 1560
1370
Specific Heat Capacity, J/kg-K 560
440
Thermal Expansion, µm/m-K 9.6
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
3.0

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.8
Embodied Carbon, kg CO2/kg material 43
10
Embodied Energy, MJ/kg 700
140
Embodied Water, L/kg 320
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
22 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 4220
190 to 2840
Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 35
22
Strength to Weight: Axial, points 62
19 to 35
Strength to Weight: Bending, points 50
18 to 27
Thermal Shock Resistance, points 71
21 to 37

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.080
0 to 0.050
Chromium (Cr), % 0
0 to 0.3
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Hydrogen (H), % 0 to 0.013
0
Iron (Fe), % 0 to 0.4
9.5 to 17.5
Manganese (Mn), % 0
0 to 0.8
Molybdenum (Mo), % 0
3.5 to 6.0
Nickel (Ni), % 0.3 to 0.8
79 to 82
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 86.7 to 90.6
0
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0